June 2003
Intermediate to advanced
432 pages
15h 56m
English
book
Cisco Catalyst QoS: Quality of Service in Campus Networks
by Mike Flannagan - CCIE® No. 7651, Richard Froom - CCIE No. 5102, Kevin Turek - CCIE No. 7284
Content preview from Cisco Catalyst QoS: Quality of Service in Campus Networks
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104 Chapter 4: QoS Support on the Catalyst 5000 Family of Switches
Classification and Marking
The Catalyst 5000 Family of switches bases classification solely on Layer 2 CoS values.
Although the switch can rewrite Layer 3 IP precedence values in specific configurations,
the switch does not use ToS values, including IP precedence values or DSCP values to make
any QoS classification, marking, or congestion avoidance decisions. With regard to classi-
fication, the Catalyst 5000 Family of switches is similar to the Catalyst 4000 CatOS Family
of switches and the Catalyst 2900XL and 3500XL switches.
Classification and Marking of Untagged Frames Based on Ingress ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.