AT+i Programmer's Manual - SE Spezial-Electronic AG

Direct Socket Interface
13.4 +iLSST — Get A Listening Socket’s Active Connection Status
Syntax: AT+iLSST:
Parameters:
Command Options:
Result Code:
Retrieves handles of active socket connections established
through the listening socket identified by .
A TCP listening socket handle of an open listening socket.
Must have been obtained by a previous AT+iLTCP command
during the current Internet session.
I/(,…,) A list of active socket handles. The list contains
elements, where was used when opening the
listening socket identified by .
Where,
>=0 : A handle to an active connected socket
=-1 : No connection has been established
I/ERROR If is not an open listening socket, or otherwise some
error occurred.
AT+i Programmer‘s Manual Version 8.21 13-4