Chapter 3: Terminal Menu Operation and Structure
Dial Line/LDN 1 or 2
Write security: 2; Read security: 5
This option allows the entry of 0, 1, or 2 LDNs. The LDN is used when placing
or receiving calls. The LDN is the local phone number assigned to the line.
Disconnect the network interface from the unit before initially entering or altering the
SPIDs and LDNs.
ISDN/Leased Line
Write security: 2; Read security: 5
Leased Line parameters are entered under this menu. Leased mode would be
used for permanent circuits.
Leased Line/Clock Mode
Write security: 2; Read security: 5
The clock mode determines which unit will supply the clock for synchroniza-
tion. If the two units are connected through channel banks, both units should
be configured for Slave mode.
Slave (def)
Master
Leased Line/Channel Rate
Write security: 2; Read security: 5
64k
2x64k
128k (def)
144k
ISDN/NEBEs
Read security: 5
This contains the number of Near-End-Block-Errors (NEBEs) that have been
detected by the Express XL/XLT's ISDN circuitry. Continuous errors can in-
dicate a line problem, but a burst at one time is normal.
38
LDN 1 = 5 5 5 1 2 1 2
LDN 2 = 5 5 5 1 2 1 3
Timing is derived from the master unit.
Timing is derived from this unit.
Only B1 is used.
B1 and B2 go to different locations.
B1 and B2 are used together.
B1, B2 and D are used together.
Express XL/XLT User Manual
61200070L1-1