Ascend GRF400

> Has anybody used an Ascend GRF400 in a production environment?

Yup, I'm using a pile of them, they are simply amazing. I'd brag about being
Cisco free, but I always have been :wink: Can't wait for the STM-4 cards and

I asume you mean oc12c, not STM-4. (or your carrier will be unhappy,
and if their Sonet vendor does the right thing, you will receive
nothing from the net..) Or you are in Europe, Mexico or Australia
(that uses SDH...) (yes, some ADM's does not care...)