Patton electronic 3125 manual Setting the line signaling for an ISDN/PRI line

3 • Configuring the RAS for operation Model 3125 RAS Getting Started Guide

–dsx1D4 AT&T D4 format DS1

–For ISDN PRI service, set the line type to dsx1ESF

2.Click on the Line Coding pop-up menu (see figure 33 on page 49). The most common options are: dsx1B8ZS and dsx1AMI. For ISDN PRI service, set the line coding to dsx1B8ZS.

3.Click on the Line Build Out pop-up menu (see figure 33 on page 49) and select t1pulse0dB(1).

4.Click on the Yellow Alarm Format pop-up menu and choose linkYellowFormatBit2(1).

5.Click on Submit Query.

At this point, the WAN front panel LEDs will become active. A solid green FRAME light indicator means that the RAS has synchronized with the T1 line.

Note If you suspect that there is a physical malfunction in the WAN ports, you can assemble a loopback connector to test the port (see figure 34 on page 50).

If you have an T1/PRI (ISDN) line, refer to “Setting the line signaling for an ISDN/PRI line”. Otherwise, refer to “Setting the line signaling for a robbed-bit T1 line”.

Setting the line signaling for an ISDN/PRI line

Do the following:

1.Scroll down the WAN Circuit Configuration window, until the signaling Settings section appears (see figure 35 on page 51).

2.Click on the Signal Mode pop-up menu and choose messageOriented(4).

3.Click on the Message Oriented Switch Type pop-up menu (see figure 35 on page 51) and choose either ni1(National ISDN 1), dms(Nortel Switch) or att(AT&T Customer).

4.Click on Submit Query.

Signaling is now configured for ISDN/PRI.

Setting the line signaling for a robbed-bit T1 line

Do the following:

1.Scroll down the WAN Circuit Configuration window, until the signaling Settings section appears (see figure 35 on page 51).

2.Click on the Signal Mode pop-up menu and choose robbedBit(3).

3.Click on Submit Query.

4.Click on the Robbed-Bit signaling Protocol pop-up menu and choose LinkGroundStart, LinkLoopStart, or LinkEMWinkStart.

5.Click on Submit Query.

6.Click on the Yellow Alarm Format pop-up menu and choose one of the following options:

–For T1 lines with D4/AMI settings, this should be set to linkYellowFormatBit(1).

54 Configuring the RAS with a Web browser