Appendix B: Current Status Messages

DMS-100 Ready

The ISU is connected to a DMS-100 switch and is ready to place/ receive calls.

Euro ISDN Ready

The ISU 2x64 is connected to a Euro ISDN switch and is ready to place/receive calls.

Getting TEI #1

The ISU is receiving its first TEI from the network.

Getting TEI #2

The ISU is receiving its second TEI from the network.

ISDN-1 Ready

The ISU is connected to an ISDN-1 compliant switch and is ready to place/receive calls.

Link down

The network interface is not active.

Link In Sync

The ISU has successfully connected to the network but is waiting for the switch to issue the ACT bit.

LPBK DTE

The DTE connector is looped back in the DTE direction.

LPBK Netw

The ISU 2x64 is in a customer initiated loopback.

LPBK Protcl.Net

The ISU 2x64 has been commanded to perform a loopback in the network direction after letting the incoming data pass through the current protocol.

NEC Ready

The ISU 2x64 is connected to an NEC switch and is ready to place/ receive calls.

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ADTRAN ISU 2X64 user manual ISU is receiving its first TEI from the network