RE: Header and Payload Compression

From: Ian Stong (istong@stong.org)
Date: Tue Nov 16 2004 - 19:39:02 GMT-3


I've found that it really depends a lot on the link speed versus the
capabilities (cpu, etc) of the router. In some cases there is little to no
advantage to enabling both compressions methods. Especially true if the
router gets bogged down doing the compression/decompression. In that case
you could enable header and leave off payload compression. There are
several factors to consider above and beyond cpu. What latency if any is
added versus the savings in the size of the packet and so forth.

Thanks,

Ian
http://www.ccie4u.com
CCIE Lab Rack Rentals and Lab Scenarios starting at $20

-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
ccie2be
Sent: Tuesday, November 16, 2004 5:16 PM
To: Group Study
Subject: Header and Payload Compression

Hi guys,

Are there any situations or reasons header and payload compression shouldn't
both be used at the same time on the same link?

Also, when connecting a Cisco router to a non-cisco router, which
compression
method can be used? I think Cisco's implementation of Stac is proprietary,
but I'm not sure about Predictor.

TIA, Tim



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