From: But Nicky (lyredhair@gmail.com)
Date: Sun Nov 23 2008 - 01:42:18 ARST
Hi all,
I have just fixed my problem.
Only change a little bit as below:
SW2
!
interface FastEthernet0/2
switchport access vlan 212
*switchport mode trunk*
switchport nonegotiate
no cdp enable
no shut
!
My network work fine.
Thanks away.
But Nguyen,
On Sun, Nov 23, 2008 at 5:28 AM, But Nicky <lyredhair@gmail.com> wrote:
> My topology as below:
>
> R1[F0/0]-------[F0/1]SW1[F0/13]---Trunk---[F0/13]SW2[F0/2]--------[F0/0}R2
> 1.1.1.1/24
> 1.1.1.2/24
> ==========================================================================
> R1:
> !
> interface FastEthernet0/0
> no shut
> interface FastEthernet0/0.1
> encapsulation dot1q 212 second-dot1q 12
> ip add 1.1.1.1 255.255.255.0
> !
> =====================================
> SW1
> !
> vlan 12,212
> sytem mtu 1504
> !
> interface FastEthernet0/1
> switchport trunk encapsulation dot1q
> switchport mode dot1q-tunnel
> switchport nonegotiate
> no cdp enable
> no shut
> !
> interface FastEthernet0/13
> switchport trunk encapsulation dot1q
> switchport mode trunk
> no shut
> !
> Rack3SW1(config)#do st
>
> Port Mode Encapsulation Status Native vlan
> Fa0/13 on 802.1q trunking 1
>
> Port Vlans allowed on trunk
> Fa0/13 1-4094
>
> Port Vlans allowed and active in management domain
> Fa0/13 1,12,212
>
> Port Vlans in spanning tree forwarding state and not pruned
> Fa0/13 1,12,212
> =====================================
> SW2
> !
> vlan 12,212
> sytem mtu 1504
> !
> interface FastEthernet0/2
> switchport access vlan 212
> switchport mode dot1q-tunnel
> switchport nonegotiate
> no cdp enable
> no shut
> !
> interface FastEthernet0/13
> switchport trunk encapsulation dot1q
> switchport mode trunk
> no shut
> !
> Rack3SW2(config)#do st
>
> Port Mode Encapsulation Status Native vlan
> Fa0/13 on 802.1q trunking 1
>
> Port Vlans allowed on trunk
> Fa0/13 1-4094
>
> Port Vlans allowed and active in management domain
> Fa0/13 1,12,212
>
> Port Vlans in spanning tree forwarding state and not pruned
> Fa0/13 1,12,212
> =====================================
> R2:
> !
> !
> interface FastEthernet0/0
> no shut
> interface FastEthernet0/0.1
> encapsulation dot1q 12
> ip add 1.1.1.2 255.255.255.0
> !
>
> ============================================================================
> Result:
> R1(config-subif)#do ping 1.1.1.2 re 100
>
> Type escape sequence to abort.
> Sending 100, 100-byte ICMP Echos to 1.1.1.2, timeout is 2 seconds:
> ......................................................................
> ..............................
> Success rate is 0 percent (0/100)
>
> I try to change order beetwen 12, 212 in R1 fa0/0.1, but the same result.
> Please let me know, where is I am wrong??? and how to debug this case???
>
> Thanks in advandce,
> But Nguyen.
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