[f-nsp] running vpls with multiple vlans on CES2000

Moriniaux Michel mmoriniaux at prosodie.com
Wed Aug 3 12:25:24 EDT 2011


Hello all,
Ran into this exact problem about six months ago.
>From what I understood, Tagged mode does not change the behavior of MAC
address tables, what it does is keep the 802.1Q encapsulation instead of
stripping it at ingress and rewriting it at egress.

The only way seems to be QinQ as previously stated.

Best regards,
Michel Moriniaux
 

> -----Original Message-----
> From: foundry-nsp-bounces at puck.nether.net 
> [mailto:foundry-nsp-bounces at puck.nether.net] On Behalf Of Igor Ybema
> Sent: Wednesday, August 03, 2011 6:03 PM
> To: Martin Pels
> Cc: foundry-nsp at puck.nether.net
> Subject: Re: [f-nsp] running vpls with multiple vlans on CES2000
> 
> Hi Martin,
> 
> > A VPLS instance acts as a single broadcast domain. The vlan 
> > specification just defines which tag(s) the box will use to send 
> > frames out with towards a CE.
> 
> I understand that now indeed. Such a config would bind both 
> vlan's togeter.
> But I'm still uncertain if tagged mode will make any difference.
> Dunc's post tells us that in his case it did not help any.
> 
> Some from foundry/brocade online who can tell us more about 
> tagged mode?
> 
> QINQ does work fine however, when using a different tag-type 
> on the inbound interface and configuring the port as untagged 
> within the vpls. Just wanted to point that out to all of you.
> 
> regards, Igor
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> 




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