P
ORT
T
RUNKING
C
OMMANDS
3-179
• The maximum number of ports that can be combined as a static
trunk is four 10/100 Mbps ports, and two 1000 Mbps ports.
• All links in a trunk must operate at the same data rate and
duplex mode.
Example
The following example creates trunk 1 and then adds port 11:
lacp
Use this command to enable 802.3ad Link Aggregation Control
Protocol (LACP) for the current interface. Use the no form to
disable it.
Syntax
lacp
no lacp
Default Setting
Disabled
Command Mode
Interface Configuration (Ethernet)
Command Usage
• The ports on both ends of an LACP trunk must be configured
for full duplex, either by forced mode or auto-negotiation.
• A trunk formed with another switch using LACP will
automatically be assigned the next available port-channel ID.
Console(config)#interface port-channel 1
Console(config-if)#exit
Console(config)#interface ethernet 1/11
Console(config-if)#channel-group 1
Console(config-if)#
b_mgmt.book Page 179 Tuesday, July 8, 2003 5:24 PM
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