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Cisco ME 3400 Ethernet Access Switch Command Reference
OL-9640-07
Chapter 2 Cisco ME 3400 Ethernet Access Switch Cisco IOS Commands
set precedence
set precedence
Use the set [ip] precedence policy-map class configuration command to mark IPv4 traffic by setting an
IP-precedence value in the packet. Use the no form of this command to remove traffic marking.
set [ip] precedence {precedence_value | from-field [table table-map-name]}
no set [ip] precedence {precedence_value | from-field [table table-map-name]}
Note Entering ip precedence is the same as entering precedence.
Syntax Description
Defaults No traffic marking is defined.
Command Modes Policy-map class configuration
Command History
precedence_value Enter an IPv4 precedence value with which to classify traffic. The
range is 0 to 7. You also can enter a mnemonic name for a commonly
used value.
from-field Specific a packet-marking category to be used to set the precedence
value of the packet. If you are using a table map for mapping and
converting packet-marking values, this establishes the map-from
packet-marking category.
These options are supported:
• cos—class of service (CoS) value
• dscp—Differentiated Services Code Point (DSCP) value.
• precedence—IP-precedence value
table (Optional) Used in conjunction with the from-field keyword. Indicates
that the values set in a specified table map are used to set the
precedence value
table-map-name (Optional) Used in conjunction with the table keyword. Name of the
table map used to specify the precedence value. The table map name
can be a maximum of 64 alphanumeric characters.
Release Modification
12.2(25)EX This command was introduced.
12-2(25)SEG Support was added to set multiple marking actions and to use table maps for
enhanced packet marking. See “Usage Guidelines.”
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