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Cisco ME 3400 Command Reference Guide

Cisco ME 3400
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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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Cisco ME 3400 Specifications

General IconGeneral
CategorySwitch
Rack MountableYes
Jumbo Frame SupportYes
Authentication MethodRADIUS, TACACS+
RAM128 MB
Flash Memory32 MB
Power DeviceInternal power supply
ModelME 3400
LayerLayer 2
MAC Address Table Size8000 entries
Remote Management ProtocolSNMP, Telnet, SSH, HTTP, HTTPS
FeaturesVLAN support, IGMP snooping, Quality of Service (QoS)
Compliant StandardsIEEE 802.3, IEEE 802.3u, IEEE 802.1D, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.3x
Memory128 MB
Power SupplyAC 120/230 V (50/60 Hz)
Dimensions (H x W x D)4.4 cm x 44.5 cm x 24.2 cm
Routing ProtocolStatic routing

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