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InterVLAN IP not ROUTING question.

fbeye
Level 4
Level 4

Hello. I am having some issues getting my InterVLAN Routing to work.

I just want any device on the 10.0.1.x to talk to/send data back and forth to 10.0.2.x and 10.0.2.x to 10.0.1.x

There is no configuration on this L3 Switch aside from this;

 

ip routing

 

interface vlan 12

ip address 10.0.1.115 255.255.255.0

no shut

 

interface vlan 13

ip address 10.0.2.115 255.255.255.0

no shut

 

interface gigabitethernet 1/0/21

switchport mode access

switchport access vlan 12

no shut

 

interface gigabitethernet 1/0/22

switchport mode access

switchport access vlan 13

no shut

 

10.0.0.0/24 is subnetted, 2 subnets
C 10.0.2.0 is directly connected, Vlan13
C 10.0.1.0 is directly connected, Vlan12

 

l3.jpg

 

1 Accepted Solution

Accepted Solutions

balaji.bandi
Hall of Fame
Hall of Fame

Looking at the issue - On switch upgrade to stable IOS and Test, some time  IOS 12.X was too old, and maybe some default config may have some issue. the new version of code cisco offering, what is required to be the default, and what is optional to configured commands.

BB

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View solution in original post

4 Replies 4

balaji.bandi
Hall of Fame
Hall of Fame

Looking at the diagram, noit sure what is the config on the WIFI Router ?

 

switch config looks good.

 

Pc can able to ping 10.0.1.1 and 10.0.1.115 and 10.0.2.115 ?

from switch you able to ping 10.0.1.1 and 10.0.2.1 ?

 

 

BB

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The WiFi Routers are a LinkSys and a D-Link

Both WiFI routers have no protection like no ping ignore, no DoS etc and both have dhcp servers. 

If I recall, 

10.0.1.1 Router IP Route - 10.0.2.0 255.255.255.0 10.0.1.115

10.0.2.1 Router IP Route - 10.0.1.0 255.255.255.0 10.0.2.115

 

The L3 Switch can ping EVERYTHING.

 

10.0.1.165 (PC) can ping 10.0.1.1, 10.0.1.115, 10.0.2.115 and 10.0.2.1 but nothing beyond. It doesn't even acknowledge 10.0.2.111.

I will say this.... On my very first ping from 10.0.1.165 to the NAS 10.0.2.111, I get ONE response then a timeout and cant do it again. 

 

When I remove L3 Switch and utilize either my 5508-X or my 891f, SAME config (aside from 5508 cause it uses security level) it works flawlessly. 

balaji.bandi
Hall of Fame
Hall of Fame

Looking at the issue - On switch upgrade to stable IOS and Test, some time  IOS 12.X was too old, and maybe some default config may have some issue. the new version of code cisco offering, what is required to be the default, and what is optional to configured commands.

BB

***** Rate All Helpful Responses *****

How to Ask The Cisco Community for Help

Thank you so much! That did it. Everything is working as I had hoped for. I appreciate it.

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