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Bonding two AF-5x Links

Posted: Fri Aug 14, 2015 2:01 pm
by keefe007
What do you guys think about bonding two AF-5x links together in parallel between two towers?

I have a site I need more bandwidth at.

Re: Bonding two AF-5x Links

Posted: Fri Aug 14, 2015 2:25 pm
by WisTech
Sounds amazing, especially if you have the spectrum to do so.

Re: Bonding two AF-5x Links

Posted: Fri Aug 14, 2015 2:55 pm
by sirhc
You can use LAG to bond 2 equal capacity links but keep in mind if their capacity varies too much you risk having issues.

And since the capacity will be less than the physical link state which is all Layer 2 is aware of you could have issues if you approach the aggregated capacity or one link's capacity dips too much.

You can use higher level 4 protocols such as OSPF as well

Re: Bonding two AF-5x Links

Posted: Mon Sep 14, 2015 9:23 am
by mike99
Would not be AF5 in FDD mode a better choice ?

Re: Bonding two AF-5x Links

Posted: Mon Sep 14, 2015 2:48 pm
by kbloch
Bond the links if unequal capacity and aggregate them if equal capacity.

Advantage on either method is redundancy in case of a link failure and increased capacity when both are working.

Re: Bonding two AF-5x Links

Posted: Mon Sep 14, 2015 2:56 pm
by sirhc
kbloch wrote:Bond the links if unequal capacity and aggregate them if equal capacity.

Advantage on either method is redundancy in case of a link failure and increased capacity when both are working.


As I said if they are of equal value LAG is an option but if the capacity varies you will run into trouble when traffic on one side exceeds the current capacity as Layer 2 is only physical link state aware.