HP-UX Java SIP Stack Programmer's Guide (February 2008)

Table 1-2 Specific Response Types (continued)
Description
Response Code
CodeSpecific-Response Type
REQUEST_PENDING 491
493UNDECIPHERABLE
500SERVER_INTERNAL_ERROR
5xx (Server error)
501NOT_IMPLEMENTED
502BAD_GATEWAY
503SERVICE_UNAVAILABLE
504SERVER_TIMEOUT
505VERSION_NOT_SUPPORTED
513MESSAGE_TOO_LARGE
600BUSY_EVERYWHERE
6xx (Global error)
603DECLINE
604DOES_NOT_EXIST_ANYWHERE
606SESSION_NOT_ACCEPTABLE
Message Parts
Following are the parts of a SIP message:
• Start line
• Headers
• Message
Table 1-3 discusses parts of a SIP message.
28 Introduction