[c-nsp] cRTP on MLPPP Sup720

[Ian Cox]

It depends on what the multilink interface is configured upon. If it is a 
FlexWAN or Enhanced FlexWAN cRTP is supported, but if it is an OSM module 
then cRTP is not supported on multilink bundles.

Ian

At 03:44 PM 9/11/2004 -0400, Andrew Melton wrote:
>Does anyone happen to know whether rtp/tcp header compression is supported 
>on multilink interfaces on a sup720 MSFC?
>
>I am able to configure both rtp and tcp header compression on the 
>multilink1 interface, but 'sh ip rtp header-compresson' shows nothing is 
>actually being sent out compressed.
>
>interface Multilink1
>  ip address 192.168.200.1 255.255.255.0
>  ip tcp header-compression iphc-format
>  ip tcp compression-connections 256
>  service-policy output llq
>  ppp multilink
>  no ppp multilink fragmentation
>  multilink-group 1
>  ip rtp header-compression iphc-format
>  ip rtp compression-connections 1000
>!
>
>NYC6509MSFC#sh ip rtp header-compression
>RTP/UDP/IP header compression statistics:
>   Interface Multilink1:
>     Rcvd:    50382182 total, 50364883 compressed, 9478 errors
>              9280 dropped, 0 buffer copies, 0 buffer failures
>     Sent:    0 total, 0 compressed,
>              0 bytes saved, 0 bytes sent
>     Connect: 1000 rx slots, 1000 tx slots,
>              0 long searches, 0 misses 0 collisions, 0 negative cache hits
>
>NYC6509MSFC#sh ip tcp head
>TCP/IP header compression statistics:
>   Interface Multilink1:
>     Rcvd:    4871232 total, 2050314 compressed, 0 errors
>              0 dropped, 31083 buffer copies, 0 buffer failures
>     Sent:    0 total, 0 compressed,
>              0 bytes saved, 0 bytes sent
>     Connect: 256 rx slots, 256 tx slots,
>              0 long searches, 0 misses 0 collisions, 0 negative cache hits
>
>Thanks.
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