Advanced SIP parameters
BYE-Also INVITE to proxy 	
REFER INVITE to proxy 	
3xx INVITE to proxy 	
User-Agent header 	
To header Host 	
From header Host 	
Userinfo to use in From Header 	
Redirected INVITE's preserve To Header 	
Use Request-URI in call dialog matching 	
183 Session Progress if media present. If =2, send 183 instead of 180 with sdp 	
Disconnect if Progress with Cause received 	
Early OK timer (0=off) 	
Use authentication users 	
Restricted User Display Name 	
Use maddr in Contact header 	
Outgoing Call Setup Timeout 	
Parse Remote Party-ID header 	
Source of TEL 	
OLI CPC settings
Value of cpc 	
Use "user_phone" in SIP URI 	
Use Cisco format cpc 	
ANI Information Digits (II) 	
SDP control
Single media description in T38 INVITE 	
Connection information in session description only 	
Packet Time Mode Selection 	
Enable Max Packet Time Parameter 	
SDP Offer 0.0.0.0 when initiating hold 	
SDP Answer 0.0.0.0 when put on hold 	
Use FQDN 	
SIP INFO messages
Transmit DTMF INFO messages 	
Transmit hookflash INFO messages