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Is EtherChannel the same as LACP?
EtherChannel and IEEE 802.3ad standards are very similar and accomplish the same goal. EtherChannel supports both LACP and Cisco’s PAgP, whereas 802.3ad uses LACP. LACP allows for up to 8 active and 8 standby links, whereas PAgP only allows for 8 active links.
Which two EtherChannel modes can create an LACP EtherChannel?
We can configure Etherchannel in three ways in Cisco Switches. Port Aggregation Protocol (PAgP) has two Channel modes and they are “Desirable” and “Auto”. Link Aggregation Control Protocol (LACP) has two Channel modes and they are “Active” and “Passive”.
What is Port channel vs EtherChannel?
Port channel vs Etherchannel –
| PARAMETER | PORT CHANNEL | ETHERCHANNEL |
|---|---|---|
| Cisco’s way of distinguishing | Port-channel is the name of Cisco’s virtual interface for the purpose of Link aggregation | Etherchannel is a term used by Cisco to describe a link aggregation |
What is the maximum number of interfaces that can be aggregated with EtherChannel and PAgP?
For a PAgP EtherChannel, you can configure up to eight ports of the same type and speed for the same group. For a LACP EtherChannel, you can configure up to 16 Ethernet ports of the same type. Up to eight ports can be active, and up to eight ports can be in standby mode.
What is the process to configure EtherChannel?
The basic process for configuring your EtherChannel interfaces is as follows:
- Connect to the command-line interface (CLI) your switch.
- Access Privileged EXEC mode.
- Access Global Configuration mode.
- Access Interface Configuration mode.
- Change switchport to trunk or access, but all ports must be in the same VLAN.
How many ports can EtherChannel logically bundle?
eight
EtherChannel can have up to eight similar ports in a bundle and a switch can have multiple port-channels. Proper EtherChannel creation requires all ports within the bundle to be configured similarly and to have similar operation status.
How do I find my port channel interface?
You are logged in to the CLI in configuration mode. Issue the show port-profile name profile-name command to verify that you have configured a port channel in the profile. Issue the debug port-channel trace command. VLAN traffic does not traverse trunk.
How many ways can you configure EtherChannel?
There are three options to configure an EtherChannel: PAgP: A Cisco proprietary protocol. LACP: An IEEE standard. Manual: Bundle multiple physical interfaces without any protocol.
What is the difference between Port Channel and LACP?
PAgP being Cisco’s proprietary protocol and LACP being the open standard Term “ Port-channel ” is the name of this virtual interface in cisco IOS platforms. In the Nexus switches, the port-channel term is used for technology and the individual interface.
What’s the difference between Ether channel and Port Channel?
Etherchannel is a Cisco trademarked term – it’s the technology used to group multiple physical interfaces together while other vendors use Link Aggregation more frequently. Etherchannel is what Cisco called Ethernet link bond initially.
Which is LACP mode is compatible with EtherChannel?
Compatible LACP modes are: If both interfaces are in passive mode, an EtherChannel cannot form using LACP. 11) Channel-group numbers are local to the individual switch. Although this activity uses the same Channel-group number on either end of the EtherChannel connection, it is not a requirement.
What do you need to configure an ether channel?
You can configure EtherChannels manually, use the Port Aggregation Control Protocol (PAgP) or, with Cisco IOS Release 12.2(25)EWA and later, the Link Aggregation Control Protocol (LACP) to form EtherChannels.