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Help with Simple Routing on ASR920

Datacraft
Level 1
Level 1

 

I would like to achive a very simple configuration, but for some reason it's not working for me on the asr920.

Here is the layout I have.

 

ASR.jpg

And this is the configuration on the ASR:

interface GigabitEthernet0/0/0
description To_ISP
ip address 165.228.132.26 255.255.255.248
no negotiation auto
!
interface GigabitEthernet0/0/1
no ip address
negotiation auto
...
ip default-gateway 165.228.132.25
...
ip route 0.0.0.0 0.0.0.0 165.228.132.25

When I connect the PC to Gi0/0/1 the port turns green, but I can not ping or do anything out to the internet. The PC will ping its onw IP but nothing else. Not even .26 or .25

I have the Default GW on the PC set to 165.228.132.26 and mask is 255.255.255.248

Am I missing something on the routing part?

Thank you for your help!

1 Accepted Solution

Accepted Solutions

Datacraft
Level 1
Level 1

I've got it working:

bridge-domain 1 
 member GigabitEthernet0/0/0 service-instance 1
 member GigabitEthernet0/0/1 service-instance 1

...
bridge irb
...
interface GigabitEthernet0/0/0 no ip address negotiation auto cdp enable service instance 1 ethernet encapsulation untagged interface GigabitEthernet0/0/1 no ip address negotiation auto cdp enable service instance 1 ethernet encapsulation untagged
...
interface BDI1 ip address 165.228.132.26 255.255.255.248

View solution in original post

3 Replies 3

balaji.bandi
Hall of Fame
Hall of Fame

it will not be going to work, because those are routed interface, it only work if you like to make bridge those gi 0/0/0 and gi 0/0/1. (but that will be another requirement).

 

best example :

 

You need to configured Gi 0/0/1 with a private IP address, and PC should be in the same IP address range and configure NAT

as per the below document

 

https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/ipaddr_nat/configuration/xe-3s/nat-xe-3s-book/iadnat-addr-consv.html

 

 

Note: i can provide the samle config to work, but i always recommend understanding the person who does, so you will not depend on anyone in the future, so you solve the problem easily.

 

 

BB

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But we do not want them to be NAT-ed. PC Should keep its Public IP Address.

Datacraft
Level 1
Level 1

I've got it working:

bridge-domain 1 
 member GigabitEthernet0/0/0 service-instance 1
 member GigabitEthernet0/0/1 service-instance 1

...
bridge irb
...
interface GigabitEthernet0/0/0 no ip address negotiation auto cdp enable service instance 1 ethernet encapsulation untagged interface GigabitEthernet0/0/1 no ip address negotiation auto cdp enable service instance 1 ethernet encapsulation untagged
...
interface BDI1 ip address 165.228.132.26 255.255.255.248
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