User's Manual

Header field Supported?

P-Charging-Function-Addresses Yes

P-Charging-Vector Yes

P-Media-Authorization Yes

P-Preferred-Identity Yes

P-Visited-Network-ID Yes

Path Yes

Priority Yes

Privacy Yes

Proxy-Authenticate Yes

Proxy-Require Yes

RAck Yes

Reason Yes

Record-Route Yes

Refer-To Yes

Referred-By Yes

Remote-Party-ID Yes

Replaces Yes

Reply-To Yes

Require Yes

Resource-Priority Yes

Retry-After Yes

Route Yes

RSeq Yes

Server Yes

Service-Route Yes

Subject Yes

Supported Yes

Timestamp Yes

To Yes

Unsupported Yes

User-Agent Yes

SIP header fields

SIP Software for Avaya 1200 Series IP Deskphones-Administration September 2013 219