Instruction manual

61200780L1-1C © 2004 ADTRAN, Inc. 172
ATLAS 800 Series System Manual NxT1 HSSI Option Module
IMUX Menus
Config Read Security: 5; Write Security: 5
Parameters include T1 data streams to the HSSI interface.
Use extreme caution when disabling the SCRAMBLE option. ADTRAN recommends
enabling the S
CRAMBLE option for normal use.
Test
Port Test
Option Description
Prt
Indicates the port number. Displays the port number for the T1s mapped to the
NxT1 HSSI interface. Ports 1 through 4 are the T1 interfaces located on the
NxT1 HSSI Option Module. Ports 5 through 8 are T1s mapped to the NxT1
HSSI Option Module in the Dedicated Maps.
Grp Assoc
Associates T1s (either mapped to this card and/or the on-board T1s) with the
HSSI interface data stream. To add the T1 to the data stream, select the
GROUP1
option.
Scramble
Enabling the SCRAMBLE option configures the NxT1 HSSI Module to prevent
ones density violations when transmitting ADTRAN IMUX headers on a T1
circuit with AMI line coding. (See note on following page.)
Submenu Description
Port
HSSI/V.35 port number (1 on 800 series modules)
Facility Lpbk
Port facility local loopback: On or Off
Terminal Lpbk (HSSI)
Port TC terminal loopback:
Submenu Description
Port
T1 resource numbers
Facility Lpbk
Port facility local loopback: On or Off
Terminal Lpbk (HSSI)
Port TC terminal loopback: On or Off