Log into the OBi at the IP address returned by dialing ***1 (default username/password = admin/admin).
Then go to:
System Management -> Auto Provisioning -> ITSP Provisioning -> Method : Disabled
System Management -> Auto Provisioning -> OBiTALK Provisioning -> Method : Disabled
Then,
Service Providers
ITSP Profile B
General
SIP
RTP
Voice Services
SP2 Service