Gigabit Ethernet Switch Management Guide
Priority Commands (Layer 3 and 4)
55-7
55
Priority Commands (Layer 3 and 4)
This section describes commands used to configure Layer 3 and Layer 4 traffic 
priority on the switch. 
map ip port (Global Configuration)
This command enables IP port mapping (i.e., class of service mapping for TCP/UDP 
sockets). Use the no form to disable IP port mapping. 
Syntax 
[no] map ip port 
Default Setting 
Disabled
Command Mode 
Global Configuration
Command Usage 
The precedence for priority mapping is IP Port, IP Precedence or IP DSCP, 
and default switchport priority. 
Example 
The following example shows how to enable TCP/UDP port mapping globally:
Table 55-4 Priority Commands (Layer 3 and 4)
Command Function Mode Page
map ip port Enables TCP/UDP class of service mapping  GC 55-7
map ip port Maps TCP/UDP socket to a class of service  IC 55-8
map ip precedence  Enables IP precedence class of service mapping  GC 55-8
map ip precedence  Maps IP precedence value to a class of service IC 55-9
map ip dscp  Enables IP DSCP class of service mapping  GC 55-10
map ip dscp  Maps IP DSCP value to a class of service  IC 55-10
show map ip port  Shows the IP port map PE 55-11
show map ip precedence  Shows the IP precedence map PE 55-12
show map ip dscp  Shows the IP DSCP map  PE 55-13
Console(config)#map ip port
Console(config)#










