ALC Status Line

While you have a session established, the host displays messages at the bottom of your session window. These areas are the host status line and the broadcast message line. Information displayed in these areas tells you whether the session is running properly.

Host Status Line

The host status line displays host-related messages. Below the host status line is the broadcast message line.

Message	Description
Sys Unavail	The host system is not available.
TX/message format error	There is an error transmitting the message to the host or when the on-screen format is not correct. The usual text displayed is Reenter.
RX error	There is a problem with a message received from the host. The usual text is Push Rpt.
Keyboard Locked	The ENTER key has been pressed to send a message to the host. The usual display is Kybd Lock.
Keyboard Unlocked	The response from the host has been received and the keyboard is available. Pressing Reset always clears the keyboard.
CR Newline	Display is on.
UMSG	The host has sent an unsolicited message to the terminal address.

Broadcast Message Line

The broadcast message line displays SITA-related messages:

Message	Description
Go ahead	This is a SITA broadcast message. It means that you can now carry on sending messages to the host. It usually appears when the system has come back into operation after being out of operation (down).
Stop resa navb1	This is a SITA broadcast message. It means that the host you have been using is not available or is out of operation (down) for some reason.
Stop sita z1 navb1	There is a breakdown within the SITA network causing problems with host connection.
Stop sita z2 navb2	There is a breakdown within the SITA network causing problems with host connection.
Up again	This is a SITA broadcast message. It means that the system has come back into operation after being out of operation (down).