[VoiceOps] What does an ALG actually do?
mh at markholloway.com
Wed Feb 27 20:46:48 EST 2013
Most ALG's cause one way audio. :)
If you don't mind filling out a form there is a good doc from Acme Packet comparing SBC's to ALG's.
On Feb 27, 2013, at 4:33 PM, John Levine <johnl at taugh.com> wrote:
> I realize that an ALG is a hack in a router that is supposed to allow
> SIP packets to go through a NAT router. I also realize that for
> modern SIP equipment, ALG usually causes more problems than it solves,
> and that it's described in RFCs 2663, 3424, and others.
> What I can't find anywhere is what a SIP ALG actually does to the
> packets. Is that written down anywhere, or is it just network
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