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What is SIP loose routing? What is common practice regarding SIP routing?

lr = loose routing included in SIP Route header.

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VIP Gold

What is SIP loose

What is SIP loose routing

Loose routing is specified in RFC3261. But in short, loose routing is very similar to IP source routing.

What is common practice regarding SIP routing

Record routing is method to claim the proxy wish to stay on the path of all further messages. Many operators don't want to lost it's control over established call, so they use it.

But I'm not sure I understood your question.

 

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