[j-nsp] Juniper MX80 IRB

Tim Vollebregt tim at interworx.nl
Tue Jul 27 04:40:54 EDT 2010


On Jul 26, 2010, at 11:25 PM, Chuck Anderson wrote:

> On Mon, Jul 26, 2010 at 06:52:14PM +0200, Tim Vollebregt wrote:
>> We have just received a Juniper MX80 and are building the configuration.
>> The machine is running Junos 10.2 R1.8
>> 
>> The issue we are experiencing is that the IRB interface seems to be 
>> not working, although it seems to be configured correctly. 
>> Configuration:
> 
> Try configuring it the old 9.2 way and let us know if it works:
> 
> ge-1/0/0 {
>       unit 200 {
> 	    encapsulation vlan-bridge;
>            vlan-id 200;
> 
> irb {
>        unit 200 {
>            family inet {
>                address x.x.x.x/27;
>                address x.x.x.x/29;
> 
> bridge-domains {
>    VLAN200 {
>        domain-type bridge;
>        vlan-id 200;
> 	interface ge-1/0/0.200;
>        routing-interface irb.200;
> 
> Thanks.
> _______________________________________________
> juniper-nsp mailing list juniper-nsp at puck.nether.net
> https://puck.nether.net/mailman/listinfo/juniper-nsp


Hi Chuck,

I'm getting errors when changing to this configuration. It is only possible to use encapsulation vlan-bridge on unit 0. And when I change it to unit 0:

<message>VLAN Encapsulation: Not allowed on untagged interfaces</message>
</xnm:error>

<source-daemon>dcd</source-daemon>
<edit-path>[edit interfaces ge-1/0/0]</edit-path>
<statement>unit 0</statement>
<message> invalid encapsulation</message>
</xnm:error>
error: configuration check-out failed

This issue seems to be really strange as we have it working the 10.x way on another router. When I configure Ge-1/0/0 as a routed interface it works fine.

Regards,

Tim






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