Cannot ping between vlans on same switch. You cannot Ping VLAN 2 to UTM and Vice Versa.

10 description Senior Management Staff encapsulation dot1Q 10 ip address 10. However, I have setup some configuration but I am having trouble communicating with pcs that are in different v Aug 2, 2019 · After testing, I am having the exact same issue. If you want those 2 servers to be in the same network with those addresses, you’ll need to use a mask of 255. This could be either a physical router with 802. This lab consists of two distribution switches and two access switches. However, the nodes cannot ping the router. x, no shut) and everything works, and can work during I am doing my switchover. We could use an external router, but it’s also possible to use a multilayer switch (aka layer three switches). If I plug a PC into any VLAN2 port on switch 1 and try to ping a PC on switch 3 in VLAN2, it doesn't ping. 11. To forward (i. 248 ! interface GigabitEthernet0/0/0. It is there to provide network Dec 21, 2018 · I have this network, but actually pinging between vlans never works. I can pass vlans between the switches with no issues. 1 [also on VLAN10]) from VLAN 100. SW1 has two VLANs, so we have two different subnets. Cannot change LAN virtual interface from vlan 1 to vlan 30 ( if its changed line is up and protocol is down from vlan30). Then yeah you have something wrong. 2 Refreshing VLAN knowledge with PT7. Also configured PVID as 10 for all these ports. – May 12, 2021 · Hello all, i've configured my new cisco switch 9200 i've put the fibre port in trunk mode, allow all vlans, etc. 1, Oct 8, 2017 · Hi Beau, If you are using a layer 2 switch the VLANs will not be able to communicate between each other, they will be totally separted, now if you want to enable communication between them, you need to use a layer 3 device in order to interconnect them, you can use: routers, multilayer switches or firewall to accomplish that. So we can do a "ping lion" from any device on the server vlan and everything works. Both switches have the Vlan 1 interface of the MX as default gateway . 1 Hope it helps, best regards! Sep 23, 2021 · Switch ACLs can be used for some simple control between networks of similar risk, but those that require strict control should be done on the firewall (it is much easier than switch ACLs). 0 subnet as the management vlan and vlan 99 as native. Here is a summary: There is a new 8 port Aruba 2530 switch located outside. I can also ping between the vlans on the Nexus switch. Now each server in the private VLAN / PG's will be shown Run the port default vlan command in the interface view. 2 /24. VLAN IP of other machine with ping command with eth0 specified succeeds. But able to ping between devices on VLAN 1 on all parts of the network. If by 'had the wrong VLAN on it ' you mean the Vlan interface ip address was bad, you will need to update the ip address for the pings that are going to the switch. If we want communication Feb 23, 2008 · But on testing it seems that i cannot ping between 2 devices on the same vlan on the same switch! I can ping the switch interface from both devices but not he other devices, here is the config from my switch, 2 switches have the same vlan configs just with the vlan address incremented by 1. Devices also unavailable from DHCP server. What am I doing wrong? Thanks for your time Oct 24, 2020 · Nominate a Forum Post for Knowledge Article Creation. The only thing i am unable to do is to ping the INSIDE interface of the ASA from a host on vlan 2. In your question it sounds like each switch has just got a single interface, so none of them is able to route between VLANs. When ping traffic is initiated from layer2 switch destination ip address cannot verified with mac -address table Aug 7, 2018 · In your case, if you can not ping from PC2 on VLAN 10 to PC1 on VLAN 20, please follow the steps below: 1) Check whether vlan 20 is configured on Switch 2. Nov 29, 2018 · But when two computers are put in the different VLAN, the computers can only ping opposite side VLAN’s gateway, but not the computer within the VLAN. 1 - success. Members of isolated vlan cannot talk to other isolated vlans or communities. 20 Nov 6, 2013 · Ok have turned off gvrp. Aug 21, 2019 · If you leave the interfaces that connect the switches in trunk mode, then the packets are not re-tagged, keeping the number of vlan so they were labeled by the first switch. according to your scenario below steps you can use to enable communication between two computers. Let’s look at the different options! Router on a Stick. Is the default-gateway on the PC set to the IP address of the vlan imterface for the PC. 4948 switch needs a static route like this one: ip route 10. Although PC1 and PC4 are on the same network, they cannot ping one another. Sep 1, 2023 · switch A has vlan 10 (10. VLAN10 IP: 100. 5/24 VLAN30 IP: 130. Removing the VRF complexity, i still can't ping across vlans from client to client. In scenario 1> where configured router on stick with 2 vlans on switch. 5/24 VLAN20 IP: 120. That's it. router can ping vlan interface itself. In the current setup; PC 1 - ping 10. If this fails, verify that the devices are properly connected to the interfaces on the EX Series switch and that those switch interfaces are assigned to the same VLAN. I was wondering if anyone had similar issues. 1? Aug 14, 2018 · If you are not able to ping between two devices on the same VLAN but not on the same switch, verify that trunking is configured properly and that the native VLAN matches on both sides of the trunk. It’s just the end devices that won’t reply to pings in either direction. That solved my problem. I am using three VLANs (99, 100, 200). Can you post the port config on the core where the 9300 is connected? HTH Apr 19, 2016 · From the same client, I am not able to ping the G0/1 router interface 192. Apr 2, 2014 · Trying to ping hosts on the same vlan (vlan 10) across a pair of 2950s. I am pretty sure they're on the sa Jul 1, 2016 · If your switch has L3 ability, you can issue the ip routing on the global config and then use the ping. Router gets it, processes it, but since router settings are with native vlan 10 (not 1), Router will remove tag (native vlans do not have any tags by rule of 802. From the access layer switches I could ping all the SVIs on DSW1 and DSW2 without issue. Oct 11, 2013 · Im thingking because the access switch inherits the same Native vlans as to the 3560 switch thats why it works, however if you can see on the below diagram i directly attached a host on the 3560 switch and assign its port on a separate VLAN (VLAN 40) still i am able to ping host from VLANS 1, 10, 20 and 30. Switch have have 4 vlan a Apr 16, 2008 · I have just installed a new Cisco 6509 switch and I have 2 VLANs: VLAN 2. What is puzzling is that all the switches involved have no trouble pinging each other on all the VLANs involved. x source vlan1 . your ip on the 9300 switch is 10. 55 source 10. 80. Added ports 2,3 and 4 to vlan2 on both switches. I verified they're in no shutdown mode. Switch 1 has Before you added switchport trunk native vlan 100, the switch's VLAN 100 interface and the router's Gig0/0/1 interface were not in the same layer 2 domain. Sep 13, 2020 · Hello, the problem was that Vlan 10 did not exist on the switch connected to the router. 0. I have configured the Vlan 1 port with an IP address/Subnet Mask and used the no shutdown command to make sure it is up. I can ping all switch IPs (all in VLAN 10 IP space) and I can ping router (192. To achieve inter-vlan connectivity you will want to make all ports that have switch to switch connections to be trunks and all end-user ports to be access ports. 1 VLAN 50. Oddly, each host cannot even ping its own switch or vice versa. Jun 12, 2022 · Hi, there I have built a topology with five different vlans with some switches. From the firewall (and from other places in fact) I can ping one of the devices but not the other. Post your rules for the vlan your pinging from - you sure you didn't leave it on tcp. Fa02 is VLAN 51. I have Mar 27, 2008 · What vlan is the PC in ? Does the PC vlan have a vlan interface on the 3750. 2). Once I did this our monitoring server which is on a different site - ip 10. But then I attach my router and made sub interfaces, set interface fa0/1 on my switch as trunk and allowed VLAN 10, 20, 30 and 40. The Network Override feature is used to assign a device to a VLAN that is not allowed (tagged) on an upstream switch port. On the interface that connects this 2 devices I added the vlan 100. From PC vlan 10 i can ping the int vlan 20 on the switch, which has a totally different subnet. 223/24 What is the IP on the core you are trying to ping? Can you try pinging the core IP and source it from vlan1. I changed router int g0/0 to be in same subnet of switch 192. VLAN 200 settings: Dec 22, 2017 · I have 2 switches that they are connected directly. I can only ping to the router interface of the specific VLAN my PC is conected to on the switch. Another weirdness is that on one switch I can ping hosts on another switch but not on that switch itself. Deleted all vlans. in this case you cannot have same network ip range between two hosts. A Cisco 1941 Router is doing the routing between the VLAN's. Can someone kindly explain why I am unable to ping 192. . I can now ping g0/0 from switch but have to assign default-gateway of 192. 1 router 2811 1 switch 3750-e ----- Router is connected to the mpls cloud with ospf. 1x, grabbing an IP from the DHCP server, but are not able to communicate outside of the VLAN. use layer 3 device (router or layer 3 switch) to do the inter vlan routing. The switch is using native vlan 100, and I have configured vlan 100 on the firewall LAN port. 100 . 222. 8. 4. 31. 240 255. 1 VLAN 51. After reading this problem story, I checked the description of the switch and found it has a VLAN switch meant to seperate the clients of the switch. Each time we ping we get a random IP Address returned. So, at a first glance Sep 27, 2007 · All, I added a VLAN 301 to my LAN that already has VLANS 300 and 246. I have a host in VLAN 50 (192. MX: Vlan 1 10. All of my VLANs will connect to the other network through the L2 Switch except for 1 (VLAN 10). 220. 168. Switch will represent quasi host/switch. VLANs with the same default gateway can communicate with other VLANs under the same layer 2 switch Another one said that 3. 1/24) and vlan 300 (10. MAC) address with something like ARP, and it sends the frame to the MAC address. The problem is I cannot reach (ping) device from one to another in both directions, no matter connecting them to the same or different VLAN or even they connected to same switch or separated. Can still only ping to and from clients connected to same switch - cannot ping a client on vlan2 on switch 2 from vlan2 on switch 1. The technique is called 'router on a stick'. May 22, 2017 · I have a trunk connection between a 3750 and Nexus 3172T switch. Gateway 10. I've put the pc's on the same vlan (and IP subnets) and tested pinging on them - success - to make sure it's not a firewall thing. In order to provide connectivity between the PCs on the same network and VLAN, trunks must be configured. Then, configure VLAN Interface Settings such as Port, VLAN ID, Zone, IP address, and Netmask accordingly. I’m unable to ping between VLANs and get “Destination unreachable” most times. Apr 30, 2020 · Inorder to ping from one vlan to another, you'll need to make sure there is some L3 routing in place, assuming there are no firewall rules. This is my first time configuring a switch and router so it is more than likely a rookie mistake. But cant ping pfSense. Multilayer Switch Inter-VLAN Routing. 1 but I can ping the switch SVI of 192. Then, verify if VLAN 100 interface is shown under Network > Interfaces > VLAN. And if course, routing might need to be turned on (ip routing) if it isn't by Aug 26, 2018 · Traffic between hosts on the same VLAN goes directly from host to host, not through a router. Run the port trunk allow-pass vlan command in the interface view. The route tables in the switch indicate the correct routes, however the switch doesn't seem to be internally passing the IP Layer 3 packets between the VLANS Jul 27, 2020 · Solved: hi guys this is the zip of the packet tracer i did a ping from pc 192. The IP address spaces of Vlan 70 and 60 were overlapping, as were the IP address spaces of Vlan 10 and 30. 130. I can ping from the host, through the router and back to the switch on the VLAN that connects the switches together (VLAN 40) but when I try to ping the ip Oct 26, 2019 · Solved: If we have a switch that has the following vlans 10-Data 20-Vlan 192 -Management Let say we are ssh connected to this Layer 2 switch using the management vlan 192. May 17, 2017 · Yes the posted switch configuration shows that the vlan logic is ok and the trunking logic is ok. 100), I can ping local subnet SVI (10. Or if you have a Layer 3 switch to which these PCs are directly connected then you can create an Interface VLAN corresponding to each VLAN, like Interface Vlanif 80 and Interface Vlanif 50. Some work some don't. Layer 3 switch can route, vlans are layer 2. 2 and we try to ping a server on the 10. All links between switches are trunks. Add a trunk interface to the VLAN. So we configure vlan 10, connect a utp-cable between vlan 10 and vlan 1 (access-ports, no cdp ena (cisco switches)) then reconfigure all clients from vlan 1 to vlan10, and finaly diable the def gateway ( int vlan 1, no ip addre , int vlan 10, ip address x. 1 & 192. The UniFi device will be unreachable because VLAN 20 is not allowed (tagged) on an upstream switch port that the device's traffic must pass through to reach the gateway and DHCP server. 100). 129. Aug 20, 2013 · So we see from the output that your switch has a SVI only on the 10. Router Model is c892 and switches model is ws-c2960+24tc-s (LanLite). Sep 3, 2015 · I have a Cisco Catalyst C3750-24TS Switch and a Cisco 891-W Router, and I am unable to communicate from one VLAN to another. 0 network and NOT on the 10. Sep 13, 2021 · Both IP addresses must be in the same network as defined by the subnet mask. Mar 2, 2021 · Hello everyone, I'm setting up a lab with inter-vlan routing. This is the layout of which I have right now with the config below: interface GigabitEthernet0/0/0 no ip address duplex auto speed auto ! interface GigabitEthernet0/0/0. Also, from PC vlan 20, i can ping the default gateway of vlan 10 Dec 15, 2022 · Each computer can PING the switch Interface address for the other VLAN on the switch (ie Computer 1 can ping 192. Vlan 10 can ping between its pcs; the same is true for vlan 20, but I can't ping between pcs in different vlans. Both PCs can only ping Dec 27, 2014 · Solved: Hi all, Here is my topology. A switch is a transparent device that simply switches frames based on the destination MAC address, and it floods unknown destinations to all interfaces. Jan 22, 2013 · For example in switch1 have vlan 10, 20 and 30 same as in the switch2 and pc1(192. Dec 31, 2013 · However, I cannot ping the internal clients in that remote network from the layer 3 switch, just the router. 0 . I don't know if I forgot any command or made a mistake, I'm confused. 1/22) vlan 220 (10. On the switch your PG's will be represented by individual ports. Sep 8, 2014 · The downside of this is of course that you can not communicate with others outside your vlan. May 15, 2020 · Here is a screenshot of the arp -a output on the vlan 11 host: The pings between switch 1 to switch 3, and switch 3 to switch 1 both failed. Then the switch cannot route to and from it. Vlan 5 10. In addition, each VLAN must have a configured SVI in order for hosts on that VLAN to be able to access other networks. 192. #2 - Initiate an ICMP ping from an end device connected to the Catalyst 3550 to its corresponding VLAN interface. 1/24 configure vlan Wireless add port 2 untagged enable ipforwarding vlan Intercoms enable ipforwarding vlan Wireless Nov 8, 2018 · I’m having difficulty seeing devices at either end of a new VLAN, and I cannot figure out why. 1. Dec 13, 2021 · The same is true for VLAN 1 in the switch ( 192. VLANs can access to Internet Cannot ping across different VLAN. Apr 14, 2015 · Nick, if you want the routers to be able to talk to each other they MUST be on the same VLAN. Mar 22, 2018 · However i have switches connected behind those and they cannot ping vlan 1 from the switch itself but the connected clients that are on various vlans can ping vlan 1 without any issues. Background: Have 3 vlans set up. put both computers in same VLAN. 255. The SVI is configured with an IP address and acts as the default gateway for that subnet. Either run an IGP between the two switches or simply add static routes between the two switches. You cannot Ping VLAN 2 to UTM and Vice Versa. Jan 13, 2020 · The hub doesn’t recognize the link to the access switch as a trunk, And as vlan 10 is the native vlan then trafffic from hosts in this subnet on the hub can reach the network but wont be allowed to reach hosts in vlan 20 on the hub becasue only unttaged traffic is seen, The solution as stated would be change the exisitng link to an access port in vlan 10 and add an adddtional access link for Dec 11, 2014 · switchport trunk allowed vlan 98-101,113-117,120-122. All the PCs are on the same managed switch (D-Link DES-3028) which supports VLANs. Jun 16, 2016 · #switchport trunk allowed vlan. Feb 5, 2016 · Hi guys so I'm creating my own network within Packet Tracer 6. 10 = Host A Switch vlan 20 – host 20. Please ensure your nomination includes a solution within the reply. 41) because both are in the same vlan. In production set to trunk only required VLANs. Esentially the 4506 does not have routes installed for the subnets which are locally attached to the 3750X. 254). Normally i wouldnt pay this much mind but the radius server is on vlan 1 and i cannot use AAA authentication because it cannot communicate with the server. Aug 5, 2019 · Hi, This is going to be a beginner level question, however I cannot seem to find the answer anywhere. Plain wrong. Not being re-tagged, the packet is not retransmitted to the port with a different number of vlan, so the ping is no longer successful. Please refer to my brief network diagram So I set up router on a stick, and it seems simple enough but I'm missing something and cannot figure out what! I'm able to ping the sub interface from either of my computers on different vlans, but I can't ping between vlans. This would block ping. Why? Also from the from the layer 2 switch on this "problem network" and the computers on the vlans on this same network I cant ping to anything past their own router on their network, but from the layer 3 switch I can as explained before. Jul 5, 2021 · The traffic between servers is Ok. All links between the switches and the router must be trunks. Sep 4, 2019 · Now the devices in the same vlan are having arp issue. In Scenario 2> below is connectivity with 2 Switches instead 1 switch Private-vlans is composed of primary and secondary members. Is "ip routing" enabled on the 3750. 30. 1/24 configure vlan Intercoms add port 1 untagged create vlan Wireless tag 20 configure vlan Wireless ipaddress 20. 1 255. VLANs with the same default gateway can communicate with other VLANs under the same layer 2 switch Dec 21, 2016 · The Core Switch (config you attached) is the default GW for your VLANs/Clients. Mar 2, 2015 · However it is successful if I ping it as with the command ping 192. Gi0/1. route) packets between VLANs, you need a router. I think I’m missing an ip route statement but not sure what to point it to if there is no router. 5/24 The switch should not need a default gateway or any other routes set. 1 from switch but cannot ping beyond this port (I have a computer connected with nic 172. However I cannot ping between PC1 and PC2. Regards, Kasun Mar 22, 2015 · So PC A on Router 1/Switch 1 can ping PC E on Router2/Switch 2 and it cant ping all the others. On the HP switches have you set the corresponding port-channel (Trk) interface to tag VLAN 7? Sep 11, 2013 · If you take VLAN 2 or VLAN 999 or any other number, both ports are in the same vlan, so incoming traffic on one port can reach any other port on that switch in the same vlan. 1, on Switch 2, VLAN 301 has an interface IP of 10. If you wanted to call out that your switch was doing vlans, you could label say smart ;) Or Jul 12, 2018 · The device on VLAN 2 cannot ping the device on VLAN 3 however. Feb 14, 2020 · Ping between hosts on the same the VLAN on the different switches. It's a Cisco 2960 layer 2 switch. so I have vlan 20, 100 between them, but when I ping between this 2 devices I dont get any answer. HP 1910-48G switch with single connection to Pfsense. My computers are on VLAN 100 and none of them can ping VLAN 10 devices (pinging other VLANs are fine). Apr 11, 2019 · Switch ports as trunk ports set to pass both VLANs, devices VLAN-aware but configured to different VLANs: now it's the VLAN support layer in the devices themselves doing the filtering, but the practical result is the same as in cases #1 and #3: the traffic of the "opposite" device will never reach the IP protocol layer in the device's network Nov 7, 2022 · In my previous understanding, there is no way to communicate between two VLANs using only layer 2. However, when we ping Device-A from Device-B both bi-directional ping works. Jul 31, 2017 · ok is the vlan up/up yes on the switch , you can also ping it locally on the switch itself ? The pc your pinging from is set for vlan 2 and is also up/up , what its ip address. switchport mode access switchport access vlan 101 / vlan 102 But still I can't ping from VLAN 103 to VLAN101 102 and vica versa, even if its trunked. Cannot ping each other. . VLAN 100 settings: Click Save. Do any of the vlan interfaces have access-lists on them. Regards vickoh Aug 22, 2016 · whats the setup of the router as the switch looks to be working correctly from what you say and what I see configured its doing its job , remember you said you cant route between the router and switch the router would take care of that , whats the vlan the router ports are on is it the same subnet do they get an ip address in same subnet off Apr 16, 2015 · Thanks Anne, that was my problem. 3. 3) despite it being able to ping the interface and VLAN 2 device as well as picking up DHCP details. This switch is capable of routing traffic from VLAN to VLAN internally, but it tends to be quite a bit more expensive than a Layer 2 switch. This is required in order to have inter-Vlan routing. When we want communication between different VLANs, we’ll need a device that can do routing. My router and switch can all ping VLAN 10 devices. 0/24) and 3 SG220 switches in the Management-VLAN Vlan 30 (192. On Switch 1, VLAN 301 has an interface IP of 10. For example, Laptop-A in VLAN1 can ping VLAN1 and VLAN2’s gateway, as well as WAN (8. All devices on Vlans can access the internet and ping and print to devices on the same Vlan, but cannot ping or print to devices located on different Vlans. I think my addressing is correct because i can ping the router by logging on via terminal session and sending a ping with defaults. Jun 4, 2014 · I've been setting up a new vlan but wanted to give the switch an ip address on vlan1 for now so I did: interface Vlan1 ip address 192. SVI VLAN 2020 and SVI Vlan 3030 are not members of the two VRFs you would like to make to communicate so this is wrong in theory and practice. So "everything worked" is not true, it was just normal the VMs could ping one another as parts of the same switch in the same host. Jan 12, 2022 · I have two Windows devices, both connected to the same switch and on the same VLAN. Oct 10, 2023 · Direct "same subnet" access is only possible between ports (VMs) that are in the same VLAN. Dec 29, 2023 · To overcome these issues, Cisco developed a better alternative: The Multilayer Switch Inter-VLAN Routing. And I can ping devices on the same subnet but I cannot ping devices on the other subnet. PROBLEM: All vlans can ping to each other except for vlan 300. Feb 12, 2019 · In general, you should avoid having two hosts with the same IP Address. Both PC's and the switch's ARP tables have a valid entry for the other two. switch connected with 1 host on each vlan. Multilayer Switch Inter-VLAN Routing is a method of inter-VLAN routing in which a different kind of switch known as a multilayer switch is used to perform routing functions. Nominating a forum post submits a request to create a new Knowledge Article based on the forum post topic. Without a routed intermediary your setup with different VLANs will not work. 4 to pc 192. 2 192. But there is no default gateway for the switch. This is because the ports connecting the switches are assigned to VLAN 1 by default. Where is the default gateway located for vlan 100 and does that device have a route for vlan 110? May 31, 2019 · In the topology of the distributed switch, check the VLAN IDs of the physical NICs that are assigned to the active uplinks on the distributed port group. check the arp table on the switch and its mac table make sure you can see your pc mac address and ip address Nov 3, 2021 · The Unifi VM on VLAN C cannot ping anything. Jan 24, 2022 · configure vlan default delete port 1-2 create vlan Intercoms tag 10 configure vlan Intercoms ipaddress 10. 120. Note: There is currently no communication between devices in VLAN 10 and VLAN 20. And the natting from inside is done by vlan1. 140. Correct. The router can ping all IP's in question using the automatically selected (default) dropdown setting, so I know the router can see all IP addresses too. 8 address across the various switches VLAN 2. So when you try to ping the switch from the router, the frames will ingress the switch untagged (since no Oct 20, 2023 · VLAN can ping in it own VLAN. You would of course not be able to route between two networks with the same network address (on the same router) as Cisco routers do not allow you to configure the same network on two ports in the same VRF (Juniper routers may allow Each VLAN on a switch can have one or more switchports assigned to it. here re the config. Jon Aug 23, 2019 · Now you should be able ping router about switch: if your switch is Layer 2 device (not L3) and managment vlan have different addressing than your pc then switch should have ip default-gateway set, also L2 switch ip address you setting on vlan interface because you can't set ip address on normal physical interface on L2 switch. Used port 2 on both switches as the uplink port to connect the two devices. Unfortunately, I can’t ping a host on different VLAN. From the PCs, I can ping other devices on the same subnet but cannot ping the gateway (SVI). I have a cisco switch doing inter-vlan routing, and it worked fine with my previous firewall. Second Switch: Vlan 1 10. Created vlan2 on switch 1 and then on switch 2. I’m basing my claim that the VLANs themselves should be good because I’ve configured an access port on VLAN C on the same switch, and a laptop I plugged in on that access port is working just fine on VLAN C and can do everything it needs to. Any suggestions would be helpful. ip default-gateway 192. Jul 10, 2019 · Pings between VLAN's do not, despite my any-any rules on both interfaces. Can anyone help me? HP3500-FIFI-SW1(vlan-2)# sh conf Mar 6, 2020 · From each devices connected to some VLAN I can reach all ip's of both switches and each ip's of DHCP server. By the way any advice in communicating VLANs. Apr 7, 2016 · I have a network with no routers but 25 layer 3 IE3000 switches with no Internet access. On all hosts, assign physical NICs that are from the same VLAN to an active uplink on the distributed port group. To enable interVLAN Jun 14, 2021 · F0/2 and F0/1 in w-Switch and Switch1 are connected to each other with the same port configuration as below: w-Switch: interface FastEthernet0/2 switchport trunk native vlan 10 switchport mode trunk. Created rules to allow traffic between Vlans. Nov 3, 2017 · In order to communicate between VLANs, you need to configure routing. The ping between A and B is not working. I doubt you have any filtering enabled on the switch, so the switch should not be blocking any communication between the computers. Switch1: interface FastEthernet0/1 switchport trunk native vlan 10 switchport mode trunk. Jun 27, 2015 · PC A can ping everything on the opposite network EXCEPT the Switches. This is another problem you need a common subnet to have valid next-hops you cannot "jump" without a common ground Aug 26, 2019 · You have to use a router to do inter VLAN routing. To move from different vlans you will need routing capability. MY pc can ping to router and vlan interfaces. 1 from the VLAN PC and it can't access anything. They are mixed throughout the network thus I wanted to use VLANs to manage them. 3, I came across some unexpected behavior. From the switch CLI i cannot ping the device on VLAN 3 either (192. From client on vlan 10 (10. 252 10. Switch gets frame from router with no tag, so Sw assumes it belongs to vlan 1. 21. VLAN IP of other machine with general ping command fails. 51. in the 3750x i can ping it and from all 2960s/x i can ping it to however when i try to ssh or use the webgui it says "connection time out" and nothing happen and "connection timeout" Dec 25, 2019 · This sounds like a routing problem. Apr 28, 2011 · If you have a ping check running to this switch, make sure that the SVI (interface Vlan###) configuration is still good. VLANs can communicate with other VLANs when they both use the same trunk link to connect to the same layer 2 switch. 13). You need to create subinterfaces on GigabitEthernet0/0 on the router that match your Vlans. Configure VLAN Interface under Network > Interfaces > Add interface > Add VLAN. 0 network. 8), however, Laptop-A is not able to ping Laptop-B in VLAN2. Each device can ping it's own gateway and the device that is the gateway can ping each device, but even with IP routing enabled I cannot ping from one VLAN into another. How does one debug VLAN problems? I am simply hitting a brick wall here. Promiscuous will be member of primary vlan but isolated and community will be member of secondary. native VLAN can access other VLANs under the same layer 2 switch. If you change the allowed vlan in on port 48 then pinging cannot work because plan is not spanned across the switch. Feb 15, 2011 · ANYWAY, when we ping lion from any subnet other then the one where it resides, the server vlan, we do not get replies. ping x. 2. 16. Anyway, since both computers are on the same VLAN, there should be no involvement from pfSense beyond DHCP. I have the following (relevant) configuration/status: interface FastEthernet0 switchport access vlan 10 no ip address FastEthernet0 is up, line protocol is up interface vlan10 ip address 10. May 19, 2016 · Hello Spice heads, I’ve created a small lab at home. ping 10. Does the PC have any firewalling. I manually created the Vlan. I can ping router g0/1 172. If I understand what you are trying SWITCH. g. I have the 10. Mar 24, 2020 · I cannot ping every 10. ex) pc in vlan 10 communicate to pcs in vlan 30. The configuration was exactly the same, apart from the port group that was assigned to network interfaces. I can ping computers connected to the switch as well as a public web server connected to the switch, but I cannot ping the switch itself. Therefore I have determined its clearly an inter-VLAN routing problem. 2. Now when we ping from any of the other vlans, we do not get replies. Nov 25, 2018 · The configuration is the same for each network. I setup 2 interfaces on it: int vlan 2. So the traffic must flow through a gateway (router or routed port on a firewall or layer 3 switch) and for it to be routed symmetrically, it should be the same gateway as the PCs use. 50 address. In addition the two SVI are using different IP subnets. I could not ping VMs from different hosts before trying distributed virtual switches. I have multiples VLANs and my core switch is routing all traffic through native VLAN 1 to the WAN through a physical interface in the Fortigate for example port 1 with ip address 10. Any intra-VLAN traffic is handled directly by the switch. 20. 2) check whether vlan 10 and vlan 20 is configured on Switch 1. 1/24) Routing: eigrp routing for network 10. Feb 16, 2017 · VLAN 103 (named as router) is in trunk mode. Sep 20, 2021 · it cannot work because. Dec 17, 2013 · I had a similar problem. There are no ACLs applied to any vlans. 0 255. VLAN 3. The same is valid for the switch MAC table. 1 . Switch vlan 10 – host 10. Machine A: 172. switchport mode trunk switchport trunk allow vlan 102,103 VLAN 101(pirmas) VLAN 102(antras) is in access mode. In order to check the VLAN assignment, issue the show interface status command for Cisco IOS Software. 1/24) vlan 200 (10. PC 1 - ping 10. Aug 27, 2020 · default route is set, but not there makes no difference either. 10. 123/24 ). x. May 24, 2016 · It seems the switch is not actually routing to VLAN 10. Mar 6, 2016 · Assuming the most common communications (layer-2 is ethernet and layer-3 is IP), when a host on a VLAN wants to communicate with another host on the same VLAN, it discovers the other hosts layer-2 (e. 20 cannot see/ping the switch anymore. In order to remove a bad switch config from the equation, we swap some patchords in switch (server1 patchord -> pfsense switch port and pfsense patchord -> server1 switch port) When we do that, the server1 was still reachable and pfsense can't be reached as before. Jan 22, 2024 · VLAN Interface. I created a new vlan 100 this is a mgmt vlan, on both devices and create a SVI. Mar 21, 2013 · Pfsense 2. There are two options for supporting this configuration with guest LAN or VSWITCH: IP layer networks The OSA-Express IP Layer implementation isolates specific network frames by VLAN tag, but does not isolate IP Address registration by VLAN group. I even defined ports that connect to the SonicWALL and the VLAN PC as VLAN trunks, but the VLAN simply doesn't work. Switch sends frames with tag of 10 over the trunk link (while native is vlan1). I have a few VLANs and communication between all of them is fine. Nov 19, 2015 · I can't even ping 172. 0/24). BUT, if I put a laptop in a port of Vlan69 I can't ping the switch from any vlan IP even the Vlan69 (69. The routing is ok (especially proven by the fact that r2 can successfully ping the PC). 02. 1 -I eth0. 40) can ping with pc2 in switch2 (192. First Switch: Vlan 1 10. So on and so forth. 8 Switch: Netgear 7352PS Created a VLAN (id = 10), and assigned ports 13 through 24 to that vlan. Run the port command in the VLAN view. 2 can ping vlan10 10. Here is is the scheme: Apr 14, 2020 · 1. Sep 19, 2011 · The switch can ping the router. I can ping each of the routers' vlan gateway addresses (192. 90 in the same port I created the VLAN 20 and VLAN 30 Interfaces. Older-model switches performed this routing via a separate routing blade that was inserted I have tried ROAS and I have tried 'IP routing' on each of the 3550s. How can I fix this problem? Apr 3, 2018 · Can you make sure vlan 1 is up and running? sh int vlan 1 or sh ip int brief vlan1. Sep 13, 2023 · Cannot add a private vlan mapping to a port with another Private port in the same ASIC. What is the PC ip address and subnet mask. Jan 23, 2024 · If you are not able to ping devices within the same VLAN, check the VLAN assignment of the source and destination ports to make sure that the source and destination are in the same VLAN. both have the same vlan 20 for access. Failed to add ports to association. I can ping the SVI of vlan 20 (10. Jan 22, 2020 · I'm having an issue pinging other computers from the same VLAN on two different switches. switchport mode trunk . The SVI for the VLAN exists on the firewall. *Communication between different VLANs means A PC 1 in VLAN10 communicates with PC 2 in VLAN20 Dec 12, 2023 · There is communication between all the devices in the same VLAN and ping has been used to test this connectivity. Incoming traffic is not flagged with a vlan so the switch defines it as the VLAN defined on the port. 32. I have tried an extended ping from the first switch EX. Why does a chain of switches having proper trunk configuration between them DROP packets? Trying to ping hosts from the same VLAN across the switch chain, packets get dropped at the second node (Z3 on thetopology). So I tried setting PC C as VLAN 10 to check if my configuration works, and it does. vlan10 10. In this example, you can use a Sep 23, 2015 · In order to ping between the host in two different switches, you always required trunking to carry out vlans from one switch to other switch and which is been done in your configuration on port 48 by allowing plan 210. Maximum ports are on vlan 100 and some are on other VLANs. Fa0/1 is VLAN 50. I connected both A and B to ports 13 and 21 respectively. However, if I set ping to use a vlan ip, it is unsuccessful. I can ping both ip addresses when logged into the switch but I cannot ping between 2 hosts on the different subnets. Ping Test SERVER&gt;ipconfig FastEthernet0 Connection:(default port) Link-local IPv6 Feb 5, 2012 · Solved: i am stuck in a issue! unable to ping the SVI i am design a small network for a office. 111/24 Machine B: 172. The VLAN interface is UP/UP and I am seeing the devices IPs in the ARP table. 1). My question is, what is happening internally which causes the: VLAN IP of same machine succeeds. If it's a Cisco switch, do not forget the command "ip routing" or the switch will not perform inter-vlan routing. But again I can't ping the client in vlan 20 (10. When I do a sh int trunk Port Gi0/51 on SW 02 Vlans allowed on trunk shows fine with all the vlans along with Vlans allowed and active in management domain and Vlans in spanning tree forwarding state and not pruned. It was set ON, but should be OFF to allow trafic between the clients. I can ping from any host on vlan 1 to vlan 2 and vice-versa. 1) from any device regardless of which subnet it is on. 1) The computers cannot PING each other. 0/24) At least one of the switches needs to have an interface in each VLAN. Regardless of method chosen I can't ping the other VLAN's interface. 5. 2 on each switch for each switch to be able to ping router. The third option for routing traffic between VLANs is to use a Layer 3 switch. Add a hybrid interface to the VLAN using either of the following methods: Run the port hybrid tagged vlan command in the interface view. int vlan 3. As I was typing up this reply I was testing pings between vlans 10, 11 and 12 again - previously only vlan 12 could ping each other, but now none of those vlans can ping each other. "ip routing" command has been run on the layer 3 switch to allow inter-vlan routing. May 13, 2019 · The hosts are authenticating properly via 802. 20 = Host B *Default gateway not configured on both hosts. I’ve created to VLAN and I can ping each host in the same VLAN. 1q VLAN ID (assume already done), each port for that storage VLAN must be set [U]ntagged for that VLAN only, and the same ID must be used as PVID. Members of same community can talk to each other but not to different communities. Thank for any advise and help rendered. e. Apr 10, 2017 · From any host on vlan 2, I am unable to ping the INSIDE interface of the ASA fine. Here are the shows: Switch_1: Switch_1#show cdp neighbors Capability Codes: R - Router, T - Trans Bridge, B - Source Route Bridge S - Switch, H - Host, I - IGMP, r - Repeater, P - Phone Feb 28, 2019 · Dear All, let me know why my switch management IP cannot ping from anywhere. Show ip route shows the appropriate routes back via the directly connected interface/suninterface for vlan 1 and vlan 20 subnets. The reason why you can't ping the other devices with their static IP config is that the incoming ICMP ping might go to the wrong PVID - this is defining where incoming Mar 20, 2008 · Verify that L2 switching works by issuing an Internet Control Message Protocol (ICMP) ping between two end devices connected to the same VLAN. The uplink is simply set to trunk all. 1Q VLAN support, or a "L3 switch" or "L2+ switch" (which can route IP as well as switch Ethernet), or a VM that's set up to act as a router Nov 20, 2015 · All VLANs over a single interface. 7. Without switchport trunk native vlan 100 added, the default native VLAN is VLAN 1. The VLAN 3 device cannot ping the routers. I want to avoid giving static arp entries in the nodes. 6. 3 and the ping didnt got through SW-15 and it said on layer 2 &quot;The active VLAN interface is not up. This can be done on a L3 switch or router. 50. What I cannot do is ping the client machines that are connected to the Nexus switch from the network "beyond" the Nexus switch. 0/24) switch B has vlan 20 (20. ip address 192. 1Q). I have tried tagging the specific VLAN's on the LACP ports but it's not working. Mar 28, 2020 · Basically from layer2 switch we cannnot ping beacuse layer2 switch is subjected to màv address table . Can access to pfsense firewall GUI from any VLAN Can ping Interface from any VLAN Example: VLAN 4000 cannot ping VLAN 4002 or VLAN 4003. router cannot ping to switch management IP. To move a vlan to the firewall you would remove the ip interface for it on the switch. Everything is working accordingly except I'm not able to SSH in Oct 29, 2015 · There are 4 vlans on the switch: Ex: vlan100 (10. if r1 sub-if is native for VLAN one, tagged or not tagged, the other side must also be in VLAN one. These subnets are not physically separated. I reviewed the TBS steps listed, but the issue still remains. Oh and they cannot ping the switch VLAN 1 address too or pinged by the switch. Any ideas? Thanks Jan 28, 2021 · On the first switch both Vlans are tagged to the port that connects to the MX (trunk protocoll), and to the uplink to the second switch. Sep 18, 2014 · Hi there, I have a very strange problem here. My goal is to communicate pcs across the different vlans. Josh PC on S1 (192. Apr 25, 2021 · So I have 6 VLANS setup, but can only ping between ones that have the same VLAN. 254. 3. I am running Layer 3 on all switches via ip May 19, 2020 · Well if you can not ping pfsense IP in the other vlan. This means that the MAC address tables of the switches have already been populated with the correct port to MAC address mapping. 248. Eg. 1. Failed to set mapping between <vlan> and <vlan> on <mod/port> Port with another Promiscuous port in the same ASIC cannot be made Private port. Interface 7/1, 7/2 are on May 27, 2016 · The fact that you can ping the Nexus VLAN 7 IP address when the port-channel facing the HP switch is set to mode access in VLAN 7 suggests to me that the HP switch is not tagging the VLAN 7 traffic correctly. I'm familiar with VLAN's and networking, just not with Aruba's. While the hosts can ping others on the same 2960 switch and VLAN, they cant ping a host on another switch in the same VLAN. Incoming on Switch 0 it is VLAN 1, outgoing it no longer has a VLAN I can put a laptop in a port in the Vlan68 and ping the switch (by all vlan ip address) same thing from a laptop in the Vlan192. Does the ping I can ping from the firewall to any of the hosts inside my LAN, but the hosts in the LAN cannot ping the firewall. 1 - Native mgmt VLAN, 2 - VLAN CFP, 3 - VLAN ITAM on my switch. 1 192. Am I missing something obvious here? Jan 16, 2020 · Create the 802. For example Device-A can not ping Device-B. I guess the VLAN that the 4506 can ping is the 3750x SVI on the subnet between the two switches. 3) check if the port between switch 1 and switch 2 is configured as trunk ports Jan 18, 2013 · Hello, I have setup 'router on a stick' VLANs between a switch and a router, however I cannot seem to ping from a PC to the different VLAN interfaces on the router. 10) cannot ping Doge PC on S2 (192. Also the L3 communication between VLAN interfaces (as known as SVI on Cisco literature) starts to work. Mar 12, 2015 · Gi0/1. Nov 7, 2022 · 2. HOWEVER, I can not ping either interface from each device even though they are connected via a trunk. The switches need a default gateway Mar 20, 2016 · The interconnection from the router to the switch is done from the router F0 and connected to the switch f0/24. In switch1 there are 2 pc in vlan 30 and they ping each other together with the laptop in switch2 (192. 12). 100. 110/24. lgqz czfvvy ofcvtb qbcv ltwz vkd cbdh yjeg owex kcfg