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Default Setting 
The list below shows the default priority mapping.
Command Mode 
Interface Configuration (Ethernet, Port Channel)
Command Usage 
• The precedence for priority mapping is IP Precedence or IP 
DSCP, and default switchport priority.
• IP Precedence values are mapped to default Class of Service 
values on a one-to-one basis according to recommendations in 
the IEEE 802.1p standard, and then mapped to the queue 
defaults. 
• This command sets the IP Precedence for all interfaces.
Example 
The following example shows how to map IP precedence value 1 
to CoS value 0:
IP Precedence Value CoS Value
00
11
22
33
44
55
66
77
Console(config)#interface ethernet 1/5
Console(config-if)#map ip precedence 1 cos 0
Console(config-if)#
b_mgmt.book  Page 168  Tuesday, July 8, 2003  5:24 PM