Port-channels with sub-interfaces on ASR1002..

From: Jitendra Anbu <jitanbu_at_gmail.com>
Date: Tue, 17 Jan 2012 16:14:00 +1100

Hello all, I am wondering if someone could advice why I am not able to
configure a port-channel with sub-interfaces connecting to multiple Cisco
3750, as shown bellow - work correctly.

**************
*** ASR ****
**************
  | |
  | |
  | |
SW1 |
           |
        SW2

I've found that the ASR 1k series only do LACP. Therefore the config on the
two 3750s were done accordingly.

I have the following config on the devices;

 -------------------- ASR -------------------------

conf t
interface port-channel 1
no ip address

interface port-channel 1.5
encapsulation dot1Q 5
ip address 10.1.1.1 255.255.255.0
exit
!
int gi0/2/2
channel-group 1
no shu

!
int gi0/3/2
channel-group 1
no shu

--------------- SW1 ------------------------
vlan 5
name test5
exit
!

interface GigabitEthernet1/0/49
 switchport trunk encapsulation dot1q
 switchport mode trunk
 channel-group 1 mode active
end
!
int vlan 5
ip add 10.1.1.2 255.255.255.0
!

-------------------- SW2 ----------------------

vlan 5
name test5
exit
!

interface GigabitEthernet1/0/49
 switchport trunk encapsulation dot1q
 switchport mode trunk
 channel-group 1 mode active
end
!
int vlan 5
ip add 10.1.1.3 255.255.255.0
!
******************************************************

Can anybody advise why I cannot ping the 10.1.1.2 & 10.1.1.3 from the ASR.

Many thanks,
Jit

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Received on Tue Jan 17 2012 - 16:14:00 ART

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