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Chapter 3 System Features
PSAX System Software Features
3-42
255-700-447
PacketStar
®
PSAX 2300 Multiservice Media Gateway User Guide
, Issue 1
Release 9.0.0
The PacketStar
®
PSAX Multiservice Media Gateways support the following
H.248 functions:
•
PSTN terminations to PSTN terminations
•
Transcoding of media streams between TDM network and ATM packet net-
works
•
Terminations processed:
~
PSTN-to-PSTN terminations
~
PSTN-to-ATM terminations
•
Control the media streams per MGC request
•
Apply signals (tone and/or announcement) to the terminations
•
Detect media stream events (tone, continuity check, digits, fax modem) per
MGC request
•
Extract D channel signaling messages and transport them to the MGC
•
Collect, match, and report in-band (DTMF) digits per MGC request
•
Create and destroy terminations per MGC request
•
Manage ATM resources
For details, see the PacketStar
®
PSAX H.248 Media Gateway Control User Guide.
The H.248 protocol feature is supported on all PSAX systems with the follow-
ing modules:
•
Redundant CPUn modules
•
All PSAX system ATM-interface I/O modules are supported on the ATM
side of the connection
•
All PSAX system TDM-interface I/O modules are supported on the TDM
side of the connection, except for those that do not support channelization
at the DS1/E1 level
Interface and Connection Naming
The Interface and Connection Naming feature provides the ability to name
configured interfaces and PVC and SPVC connections in a PSAX system. The
interface configuration windows provide access to the new Interface Name
Assignment window where the user creates the interface name. All named
interfaces in the PSAX system can be viewed on the new Interface Name
Table window, which is accessed from the Equipment Configuration window.
The following interface types support interface naming:
•
ATM IISP user and network
•
ATM IMA
•
ATM UNI 3.0, 3.1, and 4.0
•
CAS trunkline
•
Circuit emulation
•
Frame relay UNI and NNI
•
HDLC passthrough