On Thursday, December 22, 2011 04:43:45 AM Brian Christopher Raaen wrote: > I am currently working on replacing two 7200's and a 3750 > switch with an ASR9000 Router for a 10G upgrade. > Currently the 3750 is only preforming layer2 functions > and the two routers connect to it via 802.1q trunks. > The switch then hands off a 802.1q trunk to other > downstream switches. I am unsure of how to configure > the ports on the ASR to allow me to put more than one > port in a vlan. I have tried going through the > different configuration guides and think that either the > would do something like the l2vpn set or the IRB setup > listed in the "Cisco ASR 9000 Series Aggregation > Services Router Interface and Hardware Component > Configuration Guide". If I were using a 6500 or 7600 I > know how I would set up the ports, however I am unsure > how I would do it in the ASR. I am wondering about the > best way to set this up, or if I really shouldn't be > using the 40 Port linecard for switching/layer2 > functions. Thanks for any input and I'd really > appreciate any configuration snippets.
I'm assuming you your 7200's are providing the Layer 3 services on individual 802.1Q sub-interfaces, right? After you remove the 3750 from the mix, how will you terminate the switches that are downstream of it? Directly to the ASR9000? Cheers, Mark.
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