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Aabcus: Does Abacus support sending of SUBSCRIBE message and BLF over SIP protocol?


Abacus supports the sending and receiving of SUBSCRIBE method over SIP protocol.  Customers need to use the SIP Supplementary Service, which requires a license to work.  Abacus, however, does not support BLF (Busy Lamp Field) of the Subscribe Method.  Customer may use the customized option in creating their own SUBSCRIBE message.

Product : Abacus,Voice,SIP