[nsp] PVC congestion

Scott Weeks surfer at mauigateway.com
Tue May 11 10:52:47 EDT 2004



On Tue, 11 May 2004 elatour at cimex.com.cu wrote:

: What is the meaning of the Frame Relay PVC congestion?



Hello,

Perhaps this'd help you?

http://cisco.com/en/US/tech/tk713/tk237/technologies_q_and_a_item09186a008009457a.shtml#performance

   Poor performance over a Frame Relay link is generally caused by
   congestion on the Frame Relay network and from packets that are
   discarded while in transit. Many service providers only provide best
   effort delivery on traffic that exceeds the guaranteed rate. This means
   that when the network becomes congested, it discards traffic over the
   guaranteed rate. That action can cause poor performance.

   Frame Relay traffic shaping allows traffic to be shaped to the
   available bandwidth. Traffic shaping is frequently used to avoid
   performance degradation caused by congestion packet loss.

Are you new to FR?  If so, you should start with reading all the
documentation you can get your hands on.  Since this is cisco-nsp, I'll
point you to cisco's documentation:
http://cisco.com/en/US/tech/tk713/tk237/technologies_tech_note09186a008014f8a7.shtml


scott













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