SME VoIP System Guide, Version 1.9
Proprietary and Confidential
Chapter: Functionality Overview
Support for re-INVITE
Support for fail-over SIP proxy
Message Waiting Indication
Support for “302” response between UA SIP Server
Internal Synchronization lock, timing and transmission
Assignment of Base-stations
Logging calls and internal events, and tracking use of resources
Logging system faults
TFTP server for software upgrade.
WEB interface for remote management of network devices
Remote debugging of network devices, including log features
Power over Ethernet (PoE): IEEE 802.3af Class 2
9.2 Detail Feature List
Uncompressed voice
Silence suppression ( No)
Allows HD sound for the handset
A
G.729.1 (ehem. G.729 EV)
Note: Only with additional module, this is an extra option that requires a board
connector mounted in Gateway. Per default not mounted.
SDP: Session Description Protocol
Uniform Resource Identifiers (URI): Generic Syntax
In-Band DTMF/Out of band DTMF support
Reliability of Provisional Responses in the Session Initiation Protocol (PRACK)
Locating SIP Servers (DNS SRV, redundant server support)
Offer/Answer Model with SDP
Specific Event Notification
The Session Initiation Protocol UPDATE Method
The Reason Header Field for the Session Initiation Protocol (SIP)
RTP: A Transport Protocol for Real-Time Application
Message Waiting Indication
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