TELSTAT(1) — NEWS-OS Programmer’s Manual
NAME
telstat − return status of telephone call via ISDN
SYNOPSIS
telstat [−v]
DESCRIPTION
telstat returns the telephone call status of ISDN.
The result is returned as exit status. If −v option is specified, the result also is printed on standard output (stdout).
Exit status
0:Initialized, not used yet
1:Call arrival
2:Failure to make call
3:Calling/Alerting
4:Connected
5:Disconnecting
6:Released, available for new calls
−1:Execution error
SEE ALSO
telcall(1), teldisc(1), telans(1)
NEWS-OSRelease 4.1C