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Chapter 5. Configuration Menu
61202129L1-1 TSU 120 User Manual
5-3
NETWORK (NI)
This menu item accesses the configuration of parameters asso-
ciated with the network interface in the base unit. There are
nine submenu items that include setting the format, the line
build out (LBO), and the timing mode. Submenu items do not
include setting the parameters which may be necessary for a
secondary interface (DSX-1 Passthru, etc.).
Network (NI) Menu Items
The menu items are:
Menu Item Description
FORMAT Sets the frame format for the NI.
Choices: D4, ESF, and SLC96
D4 is equivalent to superframe format (SF).
CODE Sets the line code for the NI.
Choices: AMI and B8ZS.
YEL ALARM Enables and disables the transmitting of yellow alarms.
Choices: ENA and DISA.
XMIT PRM Enables and disables the sending of PRM data on the
facility data link (FDL). The PRM data continues to be
collected even if
XMIT
PRM
is disabled (possible only
with ESF Format).
Choices: Off and On.
TIMING
MODE
Selects the clock source for transmission toward the
network from the NI. See TSU 120 Clock Sources on page
5-5 for more information
Choices: Network, DTE (Slot 1), Normal (CSU), U-
BR1TE (Slot 1), Internal, Secondary (SI).