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= port-channel =
 * aka ~-LACP, 802.3ad, 802.1ax, Cisco Etherchannel, NIC teaming-~
 * Prefer: LACP, sending LACPDU frames to ensure correct bonding.
== LACP ==
 * Link agregation and controll protocol.
 * Combines multiple Ethernet links into single link, and spanningtree port.

 * LACP uses the Slow Protocol Multicast address of 01-80-C2-00-00-02 to transmit LACP protocol data units (PDUs).
 {{{
    interface port-channel channel-number
    channel-group channel-group-number mode {active | passive}
 }}}
 * Since the Cisco Nexus 4000 currently does not natively run vPC, the server-facing ports cannot be vPC. 

 * Linux: Lacp / Mode 4 channel http://backdrift.org/lacp-configure-network-bonding-linux
...
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CategoryCisco