Contents
- 1 What is the maximum number of ports that can be bundled into an EtherChannel?
- 2 What is the difference between EtherChannel and port channel?
- 3 What are port channels?
- 4 What’s the maximum number of etherchannels you can support?
- 5 How does EtherChannel balance the traffic across the links?
- 6 How to enable or disable ether channel load balancing?
What is the maximum number of ports that can be bundled into an EtherChannel?
Each EtherChannel can consist of up to eight compatibly configured Ethernet ports. All ports in each EtherChannel must be configured as either Layer 2 or Layer 3 ports. The number of EtherChannels is limited to 48.
What is the difference between EtherChannel and port channel?
In the Nexus switches, the port-channel term is used for technology and the individual interface. Once we have configured an Etherchannel we make all you changes on the Port Channel interface and these will be automatically applied to all the individual interfaces within the Etherchannel.
What are port channels?
A port channel is a communication link between two switches supported by matching channel group interfaces on each switch. A port channel is also referred to as a Link Aggregation Group (LAG). Port channels combine the bandwidth of multiple Ethernet ports into a single logical link.
Why do we use EtherChannel?
EtherChannel is a port link aggregation technology or port-channel architecture used primarily on Cisco switches. It allows grouping of several physical Ethernet links to create one logical Ethernet link for the purpose of providing fault-tolerance and high-speed links between switches, routers and servers.
How is the number of ports in an EtherChannel chosen?
With this value as a basis, a particular port in the EtherChannel is chosen. The port setup includes a mask which indicates which values the port accepts for transmission. With the maximum number of ports in a single EtherChannel, which is eight ports, each port accepts only one value.
What’s the maximum number of etherchannels you can support?
In software release 6.2 (2) and later releases, the spanning tree feature handles the port ID. Therefore, the maximum number of EtherChannels with support is 126 for a six- or nine-slot chassis and 63 for a 13-slot chassis.
How does EtherChannel balance the traffic across the links?
EtherChannel balances the traffic load across the links in a channel through the reduction of part of the binary pattern that the addresses in the frame form to a numerical value that selects one of the links in the channel.
How to enable or disable ether channel load balancing?
C6500> (enable) set port channel 3/5,4/5 mode on Adding a WS-X6148-GE-TX port to a channel limits the channel’s bandwidth to a maximum of 1Gig throughput Port (s) 3/5,4/5 channel mode set to on. C6500> (enable)