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3 • Configuring the RAS for operation | Model 3125 RAS Getting Started Guide |
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–dsx1D4 AT&T D4 format DS1
–For ISDN PRI service, set the line type to dsx1ESF
2.Click on the Line Coding
3.Click on the Line Build Out
4.Click on the Yellow Alarm Format
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
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
3.Click on the Message Oriented Switch Type
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
3.Click on Submit Query.
4.Click on the
5.Click on Submit Query.
6.Click on the Yellow Alarm Format
–For T1 lines with D4/AMI settings, this should be set to linkYellowFormatBit(1).
54 | Configuring the RAS with a Web browser |