Cisco 7609 Configuration Manual page 407
Cisco ios software configuration guide—12.1e
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- Installing (22 pages) ,
- Datasheet (5 pages) ,
- Frequently asked questions (5 pages)
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Chapter 32
Configuring PFC QoS
Figure 32-5 Marking with PFC2 and Multilayer Switch Feature Card 2
From PFC2
Figure 32-6 Marking with PFC1 and Multilayer Switch Feature Card 1 or 2
From PFC
78-14064-04
Multilayer Switch Feature Card 2 (MSFC2) marking
Yes
IP traffic
from PFC2?
No
Route
traffic
CoS =
all traffic
To egress
port
Multilayer Switch Feature Card (MSFC) marking
Yes
IP traffic
from PFC?
No
Route
traffic
CoS = 0 for all traffic
(not configurable)
To egress
port
Cisco 7600 Series Router Cisco IOS Software Configuration Guide—12.1E
Understanding How PFC QoS Works
Write ToS
byte into
packet
IP precedence for
(not configurable)
Write ToS
byte into
packet
32-9
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Troubleshooting
