Appendix

TANDBERG Director Videoconferencing System

 

 

Appendix 3: Connecting to PRI/T1

Using CSU adapter

Connecting the system to the ISDN network via the E1/T1-interface using an Adtran T1 ESF CSU ACE will allow up to 1.54 Mbps transmission. The E1/T1-interface must be connected to a CSU approved according to IEC 60950, UL 1950 or equivalent standard.

NOTE: The PRI-line will run the AT&T 4ESS, 5ESS and National ISDN protocols in addition to Euro ISDN (E1).

Wall

Adtran

CSU PRI-interface

NET* CPE*

Director

ISDN E1/T1 (1)

ISDN E1/T1 (2)

Director

ISDN E1/T1 (1)

*RJ-48C type interface

Connecting to Adtran T1 ESF CSU ACE

Connect the PRI cable from the Codec to the input marked CPE on the Adtran CSU (straight through category 5 cable is recommended). Connect to the network via the NET connector on the Adtran CSU. When two Codecs are cascaded, connect the second Codec to the E1/T1 port 2 on the first Codec using a T1 crossover cable.

Configuration of the system

Press MENU on the remote control. Select ‘Terminal Settings’, ‘Network’.

Select ‘Current Network: PRI’ and specify your PRI number, max. channels, cable length (between Codec and CSU) and switch type:

N O T E

CASCADED CONNECTION:

REMEMBER TO PROGRAM

NUMBERS AND MSN.

OTHERWISE, THE FIRST CODEC

WILL ANSWER ALL CALLS.

Configuration of Adtran T1 ESF CSU ACE

Enter ‘2)CONFIG’ menu using SCROLL and ENTER buttons.

Enter ‘3)TERMINAL’ menu. Check ‘1)FORMAT:ESF’, ‘2)CODE: B8ZS’ , ‘3)SET LBO: 0-133’ (Corresponding to ‘Cable Length’ setting on the Codec.

Go to main menu and enter ‘1)NETWORK’ menu. ‘7)SET LBO: 0.0 (According to information from Telco).

Also, other network parameters should be set according to information from your Telco.

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TANDBERG D5016402 user manual Appendix 3 Connecting to PRI/T1, Using CSU adapter, Connecting to Adtran T1 ESF CSU ACE