Class of Service Configuration
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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.
• Interface – Selects the port or trunk interface to which the settings apply.
• 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: IP Port Priority settings apply to all interfaces.
Web – Click Priority, IP Port Status. Set IP Port Priority Status to Enabled.
Figure 3-101. Globally Enabling the IP Port Priority Status
Web* – Click Priority, IP Port Priority. Select a port or trunk from the Interface field.
Enter the port number for a network application in the IP Port Number box and the
new CoS value in the Class of Service box, and then click Add IP Port.
Figure 3-102. IP Port Priority
* Mapping specific values for IP Precedence is implemented as an interface configuration
command, but any changes will apply to the all interfaces on the switch.
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