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Wednesday, June 10, 2015

Sonus SBC SIP message manipulation

Nice article explaining how to build SIP manipulation rules in Sonus:

Must do for some SIP operators in Singapore. they require RequestURI to be formated in certain way, and P-asserted to be the same as TO field.

Raw Message Rule

Match Regex: @;user=phone
Replace Regex:;user=phone

Header Rule

Header Action: Modify
Header Name: p-asserted-identity
Header Ordinal Number: 1st

Header Value: Modify
Type of Value: Token
Value: from.uri

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