EtherChannel Terms

Question 1

Port Channeling

Answer 1

Refers to combining two to eight Fast/Gigabit Ethernet ports together between two switches into one aggregated logical link to achieve more bandwidth and resiliency.

Question 2

EtherChannel

Answer 2

Cisco’s proprietary term for port channeling.

Question 3

PAgP

Answer 3

Cisco proprietary port channel negotiation protocol that aids in the automatic creationfor EtherChannel links.

Question 4

LACP (802.3ad)

Answer 4

Nonproprietary PAgP, works between multi-vendor networks.

Question 5

channel-group

Answer 5

This is a command on Ethernet interfaces used to add the specified interface to a single EtherChannel. The number following this command is the port channel ID.

Question 6

interface port-channel

Answer 6

Here’s a command that creates the bundled interface. Ports can be added to this interface with the channel-group command.