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Link aggregation on 2800 and 3800 access points

a.abbasnezhad
Level 1
Level 1

Hello every one!

I have got confused with these new access points series 2800,3800. They have 2 gigabit Ethernet interfaces (one of them is multigigabit). As you know, each access point has a capwap tunnel connection and all client session go up through this tunnel. So if we have two cables which connect the AP to the near Gigabit switch we have to make two interfaces on the switch as an etherchannel. The questions is how can switch make load balancing between frames while all frames have the same src and dst(AP---WLC) mac and ip address(AP---WLC). Because all packets will be encapsulated in the capwap tunnel.As a result we can't use the second gigabit interface never ever. Imagine that we use both gigabit interfaces connections on the AP and connect them to a gigabit ethernet switch like 2960XR.

Best,

Amir Abbasnezhad

1 Reply 1

Leo Laohoo
Hall of Fame
Hall of Fame

As far as the switch is concerned it's nothing but ordinary Ethernet frames and no problem.

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