Nortel Networks NN43001-301 User Manual

Page 290

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2.0 Mb ISL implementation

Prompt

Response

Description

USR

PRI

D-channel for ISDN PRI only.

IFC

SL1

Interface type.

DCHL

1-9

PRI2 card number. (Must match entry for
CDNO).

SIDE

NET (USR)

Net: network, the controlling switch.

User: slave to controller.

RLS

Software release of far-end. This is the
current software release of the far-end. If
the far-end has an incompatible release
of software, it prevents the sending of
application messages. For example, for
Network Ring Again.

CLOK

D-channel clock type for signaling.

EXT

Source of D-channel clock is external to
DCHI card (in this case the DTI/PRI circuit
card). Normally, EXT is used for PRI/ISL.

Note 1: Do not confuse this clock with
the E1 span Clock Controller found on the
NTAK10/79. This clock is in reference to the
DCHI synchronous mode of operation.

Note 2: If directly connecting two DCHI ports
with out the use of modems, set "CLOK" to
"EXT" on one side and "INT" on the other.

LAPD

YES,(NO)

Change LAPD parameters. Simply carriage
return if timers are to be left at default value.
The following timers are prompted only if
LAPD is set to YES. The following can all be
left at default during initial setup.

T23

1-(20)-31

Interface guard timer checks how long the
interface takes to respond. In units of 0.5
seconds (default 20 = 10 seconds).

T200

2-(3)-40

Retransmission timer in units of 0.5 seconds
(default 3 = 1.5 seconds).

N200

1-(3)-8

Maximum number of retransmissions.

Nortel Communication Server 1000

ISDN Primary Rate Interface Installation and Commissioning

NN43001-301

02.03

Standard

Release 5.5

7 December 2007