sipping-9----Page:10
1  2  3  4  5  6  7  8  9  10  11  12 

Protocol Problems
# 1: Conveying replace/recall:
Should a SIP header field be used to convey replace/recall in a SIP MESSAGE request?
Should it be conveyed within the CPIM body?

# 2: Identifying the previous SIP instant message to be replaced:
The counterpart mechanism for email is the Message-ID. What should be used for SIP MESSAGE request?

PPT Version