From: Warren Chuck Contr JCIET/J6 (charles.warren@eglin.af.mil)
Date: Wed Jul 16 2003 - 14:01:58 GMT-3
I didn't originate the message, but here's the link:
http://www.cisco.com/warp/public/116/wan_compression_faq.html
> -----Original Message-----
> From: Scott Morris [mailto:swm@emanon.com]
> Sent: Monday, July 14, 2003 3:40 PM
> To: 'Giblin Dean L.'; 'Roberto Adjakou'; ccielab@groupstudy.com
> Subject: RE: RTP Compression
>
>
> Provide a link for others to see! :)
>
> -----Original Message-----
> From: Giblin Dean L. [mailto:DLGiblin@VASC.com]
> Sent: Monday, July 14, 2003 4:24 PM
> To: Scott Morris; Roberto Adjakou; ccielab@groupstudy.com
> Subject: RE: RTP Compression
>
>
> Compression can be a tricky thing. There are a few caveats. The best
> article I have found from Cisco is, "Cisco - Tech Note - WAN
> Compression
> FAQs". It covers header/payload compression, Versions of IOS,
> encapsulation settins, and problems with queuing, and how to monitor
> compression.
>
> -----Original Message-----
> From: Scott Morris [mailto:swm@emanon.com]
> Sent: Monday, July 14, 2003 4:17 PM
> To: 'Roberto Adjakou'; ccielab@groupstudy.com
> Subject: RE: RTP Compression
>
> Ip rtp header compression will specifically deal with the headers you
> are interested in. But does so on PPP or HDLC interfaces only.
>
> Frame map ip ... Compress simply compresses the frame-relay headers,
> which is not the object you want.
>
> However, if you look at:
>
> Frame-relay map ip (addr) (dlci) broadcast rtp header-compression
>
> That is probably what you are looking for!
>
> The "passive" keyword by the way will allow compression and will only
> compress outbound if something comes in compressed to trigger it.
>
> HTH,
>
> Scott
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On
> Behalf Of
> Roberto Adjakou
> Sent: Monday, July 14, 2003 3:07 PM
> To: ccielab@groupstudy.com
> Subject: RTP Compression
>
>
> Given this net diagram :
> R5---------- R2 ------------ R6
>
> R2 is joining R5 and R6 by a sub interface multipoint connected into a
> FR cloud.
>
> Asking to configure RTP compression between R2 and R5 only,
> what is the
> correct solution?
>
> Solution 1
>
> R5:
> R5(config-if)#ip rtp header-compression
>
> R2:
> R2(config-subif)#frame-relay map ip [R5 serial int IP addr] 105
> broadcast compress
>
>
> Solution 2
> R5:
> R5(config-if)#ip rtp header-compression
>
> R2:
> R2(config-subif)#ip rtp header-compression passive
>
>
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