Cisco – How to configure Cisco SG 300-28 for Trunking

ciscoswitchtrunk

I just picked up two Cisco SG 300-28 switches. I'd like to trunk ports 25-28 for trunking between the two units. I'm just not sure how to do this.

The reason for trunking is that we're using a voLANte video distribution system to transmit HD video throughout our facility, and we need the throughput between the two switches in order to facilitate that much data transfer.

Can anyone help me figure out how to enable trunking?

note: we are currently only using a singe VLAN

Best Answer

What you are looking for is actually called a "LAG Group". This will allow you to load balance traffic across multiple physical links, thus increasing the total available bandwidth between the switches.

Some more info on LAG: http://en.wikipedia.org/wiki/Link_aggregation

Official Cisco DOC on configuring it: http://www.scribd.com/doc/51755633/77/Configuring-Link-Aggregation

Trunking refers to passing multiple VLANs over one physical link. (A LAG Group can also be a trunk!)

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