[Serusers] problem with 481

[张色珍]

Serusers，

	SER server starts and registration is successfull,but msn client cann't communication each other .when I use Ethereal:
      ........
　　  Request:INVITE sip:test at 192.168.0.206,with session description
      Status: 100 trying --your call is important to us
      Request:INVITE sip:test at 192.168.0.207:10328;with session description
      Status: 100 trying
      Status: 200 OK,with session description
　    Request: BYE sip:test at 192.168.0.206;ftag=f92d17003fg64albad12e56a04c4c5aa;Ir=on
      Status: 200 OK,with session description
      Resquest:ACK    sip:test at 192.168.0.206;ftag=f92d17003fg64albad12e56a04c4c5aa;Ir=on
      Resquest:Message test at 192.168.0.206;ftag=f92d17003fg64albad12e56a04c4c5aa;Ir=on with session  description
      Resquest: BYE sip:192.168.0.208:13698
      Status: 200 OK
      Resquest:ACK sip:192.168.0.208:13698
      Resquest:Message sip:19292.168.0.207:10328. with session description
      Status: 200 OK
      Status: 481 call leg/transaction Does Not Exist
      Status: 481 call leg/transaction Does Not Exist 
      .....
 I donn't know how to do? please help me!Thanks!
                              
　　　　　　　　zhangsezhen at sict.ac.cn
　　　　　　　　　　2004-07-13