QinQ switch or similar

Tom Hill tom at ninjabadger.net
Thu Jan 12 21:20:39 UTC 2012

On Sun, 2012-01-08 at 14:06 -0600, Jensen Tyler wrote:
> We have been using Ciena switches for QinQ.
> CN3920 would fit best for low cost. Pretty easy to use. 

The 3916 is one generation newer, cheaper, has a hardware FIB and
therefore also does all the MPLS bits and bobs (though don't use that
until 6.10, we're told.)

If I remember rightly a 3920 can't pop-off an S-tag on egress, too.
There's some silly limitation like that.


More information about the NANOG mailing list