[f-nsp] CER2000 VLL interop with Coriant 8602

[Blake Covarrubias]

Try:

tag-type tag2 eth 1/1

tag2 should default to 88a8 on the CES/CER.

--
Blake Covarrubias

> On Dec 30, 2015, at 21:58, Daniel Hooper <dhooper at gold.net.au> wrote:
> 
> Hi,
>  
> I’m trying to setup VLL’s between a CER2000 running code version 5.9 and a Tellabs / Coriant 8602 router.
>  
> I can get the VLL’s up ok, what is confusing on the brocade side is raw-mode and raw-pass-through-mode.
>  
> Essentially on my Coriant device I am accepting SVLAN 0x88a8 tagged frames and stripping the outer tag off before pushing them down the VLL, I’m simply using SVLAN’s to be the service identifier on the AC interface.
>  
> I want to be able to transparently pass inner 0x8100 tags over the VLL, it appears though no matter what I do on the CER2000 it seems to strip the inner tags off.
>  
> I’ve tried raw-mode and raw-pass-through-mode on the VLL configuration, specifying ‘untag e 1/1’ inside the VLL configuration, I’ve also tried changing the tag value of tag2 to 9100 and configuring tag-type tag2 on port e 1/1 (uplink to customer CPE)
>  
> Has anyone got any idea’s on what I can try?
>  
> If I do this same setup with coriant routers back to back it works ok as expected.
>  
> This is info and config I currently have on the Brocade:
>  
> !
> router mpls
> policy
>   traffic-eng isis level-2
>   handle-isis-neighbor-down
> rsvp
>   rsvp-hello acknowledgements
> ldp
>   lsr-id 10.0.0.10
> mpls-interface e1/48
>   ldp-enable                                                          
>  
> vll moo 100 raw-mode
>   vll-peer 10.0.0.3
>   untag e 1/1
> !
> !
>  
> Brocade-sw#  show mpls vll detail
> VLL moo, VC-ID 100, VLL-INDEX 1
>  
>   End-point        : untagged  e 1/1    
>   End-Point state  : Up
>   MCT state        : None
>   Local VC type    : untag          
>   Local VC MTU     : 9190           
>   COS              : --             
>   Extended Counters: Disabled
>   Counter          : disabled
>  
>   Vll-Peer         : 10.0.0.3
>     State          : UP
>     Remote VC type : untag             Remote VC MTU  : 9190              
>     Local label    : 851968            Remote label   : 1286             
>     Local group-id : 0                 Remote group-id: 5010             
>     Tunnel LSP     : LDP (tnl2)
>     MCT Status TLV : Active
>     LSPs assigned  : No LSPs assigned
>  
>  
> Some further info from the Coriant:
>  
> !
> pwe3 circuit MOO 100 mpls ldp 10.0.0.10
> !
> # Interfaces and their configuration:
> interface ge0/0
>     mtu 9216
>     ip mtu 9190
>     mpls mtu 9190
>     no shutdown
>     qos mapping enable
> !
> interface ge0/0#svlan#4000
>     ip mtu 9190
>     pwe3 circuit MOO encapsulation ethernet untagged
>     no shutdown
> !
>  
> Router3#show ldp pwe3 detail
> vcid: 100, name: MOO, type: ethernet, local groupid: 5010, remote groupid: 0 (vc is UP)
> destination: 10.0.0.10, Peer LDP Ident: 10.0.0.10
> Local label: 1286, remote label: 851968
> PSN tunnel to 10.0.0.10: present
> VC QoS: none contraints: include-any 0x0 include-all 0x0 exclude-any 0x0
> Client IF: ge0/0#svlan#4000
> Local Control Word: pref 0 sent 0, Remote Control Word: rcvd 0, Result: not used
> Local PW status: supported, Remote PW status: not supported, Method used: label-withdraw
> Remote interface status: UP
> Local interface status: UP
>  
>  
>  
> Kind Regards,
>  
> Daniel Hooper  
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