[c-nsp] tag-switching on the 6500?

[sthaug at nethelp.no]

> > > While trying to turn up a 6509 (sup2/msfc2/pfc2) running
> > > 12.2(18)SXD3, I've found that while TDP appears to work, our
> > > 7500s fail to switch some packets tagged by the 6509.
> >
> > MPLS is only supported on the Sup2 when using OSMs. It's not supported for
> > LAN interfaces with the Sup2.
> >
> > With Sup720-3B and 3BXL, the LAN interfaces are supported also.
> 
> I'm not necessarily trying to terminate any MPLS VPNs on the 6500...just
> get it to do tag-switching so that ideally it could be a P router in our
> network core.  Is even that not happening with Sup2 without OSMs?  I
> wanted 3BXL's, but the $ just wasn't there.

You need OSMs for the P funtionality also, unless you get the 3BXL.
The least expensive (and what we used at my former employer) is the
4 port GE-WAN OSM.

Steinar Haug, Nethelp consulting, sthaug at nethelp.no