What type of device is sourcing the OC3? Do you trust it, know its timing traceability, does it provide SSM, are there optical level errors, is the link stable, etc?
You should be able to check it with an optical test set and look at the PM's.
If you have an alternate optical interface, you can run a test by using that as the timing reference. Just make sure to not create a timing loop in doing this. This should eliminate the internal clock as being bad.
With XR 4.2.0 the ASR9000 is releasing a new line of hardware models. This amongst others is the RSP440, the next generation RSP with faster switch fabric along with Typhoon based Linecards, the next generation network processor.
The Cisco EPN system incorporates a network architecture designed to consolidate multiples services on a single Multiprotocol Label Switching (MPLS) transport network. This network is designed primarily based on...
Internet security is important with the increasing attacks that are happening every day. Many internet and browsing security solutions exist, but some are not very easy to use or maybe the question is how can I enable them?