Issue 2.0
SV9100 General Description Manual
2-43
COID
DID
TLI
DTI
Depending on the requirements and resource allocation in the LAN/WAN/Internet,
the GPZ-IPLE – H.323 can be configured to use any of the following voice
compressions:
G.729 Low bandwidth requirement is used on most Wide Area Network links.
G.711 High bandwidth requirement is usually used on Local Area Networks.
G 722 This Codec is useful in fixed network, Voice over IP applications, where the
required bandwidth is typically not prohibitive.
IP Trunk – (SIP) Session Initiation Protocol
The UNIVERGE SV9100 IP Trunk SIP package sends the real time voice over the
corporate LAN or WAN. The voice from the telephone is digitized and then put into
frames to be sent over a network using Internet protocol.
Using VoIP equipment at a gateway (a network point that acts as an entrance to
another network), the packetized voice transmissions from users in the company are
received and routed to other parts of the company Intranet (local area or wide area
network) or they can be sent over the Internet using CO lines to another gateway.
The GPZ-IPLE Daughter Board interface can provide IP trunks and Tie Lines that
can operate in the following modes:
COI
COID
DID
TLI
DTI
SIP Trunk E.164 Support
With SIP Trunk E.164 Support enabled, the PBX is able to support SIP
configurations where the number presentation within the SIP messages is
formatted using the E.164 international numbering scheme. Specifically
the system is able to handle the
+
digit when required as the International
Access Code.
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