[c-nsp] Q in Q injection

Toby Glover TGlover at eintellego.net
Thu Oct 1 03:36:37 EDT 2009


More information:

What I need to do is add the outer layer VLAN ID. 

I have a VMware cloud, out of that comes a bunch of trunks with various customer VLANs. I need to be able to match VLANs then add an outer VLAN ie QinQ. 

So customer might have 3 servers, VLANs 100-102, They then need to be encapsulated as 3000/100 3000/101... They traverse the network and come out a QinQ tunnel port to the customer. Therefore the customer can just configure their port as a trunk, and it greatly eliminates the amount of VLANs trunked through our network. 

I know we can achieve this with loop back cables. As well 7600 with ES cards can "push" VLAN outer IDs, I have found sites saying that 3750me also do this, but I can't find the Cisco commands (they only seem to translate or drop not add). 

Anyone know any other (cheaper) platforms that can do this? 

Or a better way of achieving the above?

Thanks.

..Toby

--
Toby Glover, R&D Network Engineer
eintellego Pty Ltd - The Networking Specialists
toby at eintellego.net / www.eintellego.net
Phone: 1300 753 383, Fax: (+612) 8572 9954
Cell +61 (0)433 808 165 / skype://yobledoc
--


-----Original Message-----
From: cisco-nsp-bounces at puck.nether.net [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of Toby Glover
Sent: Thursday, 1 October 2009 4:10 PM
To: cisco-nsp at puck.nether.net
Subject: [c-nsp] Q in Q injection

Hi Guys,



Quick question, what platform (eg 6500 with X line card) can inject VLANs into Q in Q? I know you can use a loopback cable on any system that supports Q in Q but this is not optimal.



..Toby



--
Toby Glover, R&D Network Engineer
eintellego Pty Ltd - The Networking Specialists
toby at eintellego.net<mailto:skeeve at eintellego.net> / www.eintellego.net<http://www.eintellego.net>
Phone: 1300 753 383, Fax: (+612) 8572 9954
Cell +61 (0)433 808 165 / skype://yobledoc
--

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