Nortel Networks NN43001-301 manual ISL in dedicated mode using dialup modem

Models: NN43001-301

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ISL hardware requirements 285

Figure 89

ISL in dedicated mode using leased line

ISL in dedicated mode using dialup modem

The requirements are as follows:

NTAK02 SDI/DCH D-channel handler interface.

Modems such as the Ventel 2400, Hayes 2400 (the Hayes Smartmodem 2400 cannot be used on leased lines) or Gandalf 2400 that can support 2 or 4-wire leased line operation. 4-wire operation must be specified when ordering. Otherwise, modems are factory shipped for 2-wire operation. Modems capable of the following:

autodial capability

minimum of 2400 baud

synchronous operation

programmable so that one modem originates the call while the other auto-answers

NTAK19BA 4-port SDI cable.

NT8D09 500 set line card.

Nortel Communication Server 1000

ISDN Primary Rate Interface Installation and Commissioning

NN43001-301 02.03 Standard

Release 5.5 7 December 2007

Copyright © 2003-2007, Nortel Networks

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Nortel Networks NN43001-301 manual ISL in dedicated mode using dialup modem, ISL in dedicated mode using leased line