we've MAN based on Cat 6500 and Cat 3750, we're using QinQ as one of our backbone technologies.
We need to implement "trust cos" on QinQ port for one of our customers (= rewrite CoS bits from the internal 802.1q header (coming from customer) to the external 802.1q header). Do you have some idea how to deal with it ?
We've done several experiments, but we haven't found any solution except CoS-to-CoS map, which is "Cat 6500 only" and "per-group-of-ports" feature. We need to implement it per port (only for this cusomer).
We're looking for this because customer is using MPLS and we need to "trust QoS" as it is set by the customer. Customer is able to set
Introduction: The "external-out enable" command is available for
configuration under the "router ospf process" in case of the IOS-XR
operating system. This command basically enables advertisement of
intra-area routes on the device as external routes in th...
IntroductionIn this article we'll discuss how to troubleshoot packet
loss in the asr9000 and specifically understanding the NP drop counters,
what they mean and what you can do to mitigate them. This document will
be an ongoing effort to improve troublesh...