RE: Native Vlan Help

From: Kenneth Wygand (KWygand@customonline.com)
Date: Sun Aug 01 2004 - 12:46:29 GMT-3


Pankaj,
 
Can you do a "debug ip packet" on your local side and perhaps a "show arp" to see if you are able to properly arp for the mac address of VLAN 6 on your switch?
 
Also, make sure that VLAN 6 is "up/up" on your switch (show ip interface brief).
 
Ken

________________________________

From: nobody@groupstudy.com on behalf of Pankaj Bhagwanani
Sent: Sun 8/1/2004 11:31 AM
To: ccielab@groupstudy.com
Subject: Native Vlan Help

Hello

I am wondering if someone can help

from my curent understanding the native vlan has to be the same on each side of the trunk.

is this topoplgy posible

R4 --- Sw1 --- R1

on R1

!
interface Ethernet0/0
no ip address
half-duplex
!
interface Ethernet0/0.1
encapsulation dot1Q 6 native
ip address 10.10.10.1 255.255.255.0
!
interface Ethernet0/0.2
encapsulation dot1Q 26
ip address 10.10.11.1 255.255.255.0
!

on S1

!
interface FastEthernet0/1
description connection to R1
switchport trunk encapsulation dot1q
switchport trunk native vlan 6
switchport mode trunk
no ip address
!
interface FastEthernet0/5
description connection to R4
switchport access vlan 6
switchport mode access
no ip address
!
interface Vlan6
ip address 10.10.10.2 255.255.255.0
!

on R4

!
interface Ethernet0
ip address 10.10.10.3 255.255.255.0
!

I can not ping from R1 to R4...or R1 to vlan 6 on S1....any ideas
How do i attach more hosts/routers to vlan 6 successfully ?

Best Regards
Pankaj

               
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