The bandwidth limiting is likely done on anything that isnt VOIP. They can identify the SIP traffic and wont shape it, but anything else is rate limited. Pretty simple really.
That could get interesting. What would happen if you configured a bittorrent client to use the same ports as SIP? Maybe you would get a connection that could only be used for torrents and nothing else.
Aredwood: That could get interesting. What would happen if you configured a bittorrent client to use the same ports as SIP? Maybe you would get a connection that could only be used for torrents and nothing else.
Traffic identification can be far more sophisticated than just ports.
And as mentioned, its probably just a whitelisted service or the location of it in the network compared to the speed shaping appliance. Many ways of making the traffic unaffected.
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