Subject: [SIP] Is there any RFC define call hold supplimentary service using SIP

From: Chen Shuping <[email-masked]>
Date: Fri, 06 Jan 2006 14:16:15 +0800

Hi,all
 
   Is there any RFC define call hold supplimentary service using SIP,I only
find a 
 
expired draft. If there is any ,plese tell me
 
   Thank you.
_______________________________________________
Sip mailing list  https://www1.ietf.org/mailman/listinfo/sip
This list is for NEW development of the core SIP Protocol
Use [email-masked] for questions on current sip
Use [email-masked] for new developments on the application of sip