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The E1/T1 card features:
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Media Gateway 1000E PRI Gateway Installation and Commissioning
Copyright © 2007, Nortel Networks
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— interacting with the Web over an Ethernet connection
— interacting with system software
— providing the interface to Synchronous Static and Dynamic RAM
— running applications such as E1/T1 alarms and applications, clock
reference functionality, Web interface
digital Phase Locked Loop (PLL) for synchronizing on an external clock
compact flash that provides mass storage for software, Web pages,
configuration data and reports
one 10/100BaseT network interface port connected to the faceplate that
provides onboard connections to the ELAN subnet
33 LEDs on the faceplate to display diagnostic information
onboard capability for DPNSS/DASS D-channels used to mount
downloadable D-channel daughterboards (NTBK50AA)
I/O access:
— CardLAN interface
— RS-232 interface for initial card installation
FPGA circuit that handles:
— time slot conversion
— digital padding
— communication interface with the MGC for system messaging
— clock reference functionality that interfaces with the CE-MUX
bus for clock controller commands (simulates a clock controller
daughterboard)
— switching voice paths
— switching D-channels between D-channel daughterboards and
QuadFALC interfaces
— a register-based interface to the faceplate LED display
— D-channel TR/RR handshake
minimum installation configuration
optional access over the Internet for maintenance and troubleshooting
command line interface
embedded Telnet Server
Nortel Communication Server 1000
NN43041-311 01.01 Standard
Release 5.0 30 May 2007
E1/T1 card 33
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