C
LASS
OF
S
ERVICE
14-16
CLI – The following example maps the Traffic Class value of 1 to CoS
value 0.
Mapping IP Port Priority
You can also map network applications to Class of Service values based on
the IP port number (i.e., TCP/UDP port number) in the frame header.
Some of the more common TCP service ports include: HTTP: 80,
FTP:21, Telnet: 23 and POP3: 110.
Command Attributes
•IP Port Priority Status – Enables or disables the IP port priority.
•IP Port Priority Table – Shows the IP port to CoS map.
•IP Port Number (TCP/UDP) – Set a new IP port number.
•Class of Service Value – Sets a CoS value for a new IP port. Note that
“0” represents low priority and “7” represent high priority.
Note: Up to 8 entries can be specified.
IP Port Priority settings apply to all interfaces.
Web – Click Priority, IP Port Priority Status. Set IP Port Priority Status to
Enabled.
Figure 14-9 IP Port Priority Status
Console(config)#priority ipv6 1 0 33-17
Console(config)#end
Console#show priority 33-4
CPU TX Priority 0
PORT Traffic-Class Priority
1 1 0
Console#