Appendix A. Status Buffer Messages
{1,2,3,4}:SPID1
The ISU is registering its first SPID with the network.
{1,2,3,4}:SPID2
The ISU is registering its second SPID with the network.
RINGING
The phone number just dialed is ringing.
BONDING nnnn
BONDING mode 1 rate adaption is running at the bit rate specified by nnnn.
BONDING Quitting
BONDING mode 1 rate adaption protocol is turning off.
BONDING Ready
BONDING mode 1 rate adaption protocol is ready.
BONDING Setup
BONDING mode 1 rate adaption protocol is setting up.
LPBK Netw. Side
The ISU 512 is in a customer initiated loopback.
{1,2,3,4}:Sync
The ISU 512 has successfully activated to the network but is still waiting for the switch to issue the ACT bit.
CALL xxxxxxx
The ISU is calling phone number xxxxxxx.
{1,2,3,4}:Ready
The ISU 512 is connected to an AT&T 5ESS switch and is ready to place/re- ceive calls.
{1,2,3,4}:PLBBK
The ISU has been commanded to perform a loopback in the network direction after letting the incoming data pass through the current protocol.
Answer {1,2,3,4,5,6,7,8}
The ISU answered a call on either the first or second channel. The calling phone number is displayed if available.
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