iPECS SBG-1000 User Manual

iPECS SBG-1000 User Manual (IP-PBX Features)
between station disconnect and when the system changes the CO line status from busy to idle is
the CO Line Release Guard time.
Operation
System
Operation of this feature is automatic.
Conditions
Programming
VOICE CONFIG
System Data – Call Feature Timer – CO Release Guard Timer
Related Features
Hardware
2.45 IP TRUNKING
2.45.1 SIP Service
Description
When assigned to support Session Initiation Protocol (SIP), VoIP channels provide protocol
conversion between SIP and the iPECS protocol. This permits the VoIP channel to connect to
external SIP networks for call services. In addition, to the IETF RFC-3261 SIP draft standard,
iPECS SBG-1000 VoIP channels support other SIP-related RFCs including:
RFC-2617
RFC-3515
RFC-3264
RFC-3265
RFC-3891
HTTP Authentication, Basic & Digest
Refer Method
Offer/Answer Model
SIP Basic Call Flow Examples
SIP “Replaces” Header
Using the SIP database assignments, the system will register and authenticate with the SIP proxy
server permitting the system to interoperate employing SIP to establish, manage and terminate
real-time voice sessions with external parties.
Operation
System
Operation of SIP Service is automatic.
Conditions
2-78