[SIPForum-discussion] "maddr" parameter usage in SIP

[mark lee]

Hi,all:
  In RFC3261 section 18.1.1, "maddr" is used when the request is multicasted but "maddr" parameter in Request-URI is unclear in the meaning, and how to use it? does it have other use cases except this one?
   
  Thanks
  Gogofly
   

       
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