[c-nsp] Vlans on an ASR9000

[sthaug at nethelp.no]

> At Cisco, the SFP-* modules tend to be for routers while 
> thhe GLC-* tend to be for switches. Although that's a bit 
> funny if you have a WS-X6724-SFP running in a 6500 (switch) 
> and then a 7600 (router) :-).

For some of us it's just as important that the SFP-* modules generally
support DOM / DDM while the GLC-* modules don't.

Steinar Haug, Nethelp consulting, sthaug at nethelp.no