SIP框架

  • Digest authentication
  • Supports TCP and UDP protocols
  • Supports call hold, call waiting, call transfer, call forward, etc.
  • Support methods: REGISTER, INVITE, OPTIONS, PRACK, ACK, BYE, CANCEL, MESSAGE, SUBSCRIBE, NOTIFY, UPDATE, INFO, REFER, PUBLISH
  • Create SDP messages
  • Parse SDP messages
  • Register
  • Unregister
  • Invite to session
  • Cancel session
  • End session
  • Send message
  • Send info
  • Update session
  • Subscribe
  • Refresh subscription
  • Notify
  • Presence
  • Instant Messaging
  • Logging
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