By default, the IP precedence and the DSCP precedence are 0 for all protocol packets generated by the
current switch.
Related commands: display protocol-priority.
On a Switch 4500, you can set priority for protocol packets of Telnet, SNMP, and ICMP.
Examples
# Set the IP precedence to 3 for SNMP protocol packets.
<Sysname> system-view
System View: return to User View with Ctrl+Z.
[Sysname] protocol-priority protocol-type snmp ip-precedence 3
# Set the DSCP precedence of Telnet packets to 30, corresponding to the keyword af33.
<Sysname> system-view
System View: return to User View with Ctrl+Z.
[Sysname] protocol-priority protocol-type telnet dscp af33
qos cos-local-precedence-map
Syntax
qos cos-local-precedence-map cos0-map-local-prec cos1-map-local-prec cos2-map-local-prec
cos3-map-local-prec
cos7-map-local-prec
undo qos cos-local-precedence-map
View
System view
Parameters
cos0-map-local-prec: Local precedence to which 802.1p 0 is to be mapped, in the range 0 to 7.
cos1-map-local-prec: Local precedence to which 802.1p 1 is to be mapped, in the range 0 to 7.
cos2-map-local-prec: Local precedence to which 802.1p 2 is to be mapped, in the range 0 to 7.
cos3-map-local-prec: Local precedence to which 802.1p 3 is to be mapped, in the range 0 to 7.
cos4-map-local-prec: Local precedence to which 802.1p 4 is to be mapped, in the range 0 to 7.
cos5-map-local-prec: Local precedence to which 802.1p 5 is to be mapped, in the range 0 to 7.
cos6-map-local-prec: Local precedence to which 802.1p 6 is to be mapped, in the range 0 to 7.
cos7-map-local-prec: Local precedence to which 802.1p 7 is to be mapped, in the range 0 to 7.
cos4-map-local-prec
1-16
cos5-map-local-prec
cos6-map-local-prec