Appendix A
LineCard Interface Configuration Mode Commands
SCE 1000 2xGBE Release 2.0.10 User Guide
OL-7117-02 A-47
tos-marking mode mode
Enables TOS marking. The SCE 1000 can mark the IP ToS field of transmitted packets, according
to the Diffserv scheme standard code points.
The platform supports the association of services to the following Diffserv classes: BE (Best
effort), EF (Expedited forwarding), AF1, AF2, AF3 and AF4 (Assured forwarding 1-4,
respectively). When packets exceed the bandwidth limit they are configured with, they are
internally marked in RED color and dropped by the SCE 1000 itself. Packets that are below their
limit are marked with either green or yellow drop precedence depending on their actual relative
rate.
Note
When TOS marking is enabled, the first few TCP packets are associated and marked with a default AF4
class that is mapped to the IQ2 queue. This occurs because the SCE 1000 transmits the first few packets
before classifying the flow and identifying the application or service
Default Disabled
Authorization admin
Mode LineCard Interface Configuration
P
ARAMETERS
mode Mode for TOS marking. Currently the system supports only diffserv.
E
XAMPLE:
SCE 1000(config if)#tos-marking mode diffserv
SCE 1000(config if)#
no tos-marking diffserv
Disables TOS marking.
Default Disabled
Authorization admin
Mode LineCard Interface Configuration
E
XAMPLE:
The following example disables TOS marking.
SCE 1000(config if)#no tos-marking diffserv
SCE 1000(config if)#
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