Seneca S6001-RTU, User Manual

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USER MANUAL – Z-TWS4/Z-PASS2-S/S6001-RTU
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The FB has the following output parameters:
- RESULT : -2, when called with ENABLE=FALSE
-1, in case of any failure
0, if the process is still running
1, if the process has successfully finished
19.1.27 VPNBOX_STATUS
This FB provides information about the VPN Box functionality.
INPUTS:
none
OUTPUTS:
- TRANS_RES : the result of the last VPN Box transaction performed by the CPU;
possible values:
-2: No response from VPN Box
-1: Invalid response from VPN Box
0: OK
3: Wrong password
7: License limit reached
201: Generic error
202: VPN Box not configured
1000: No transaction has been performed (e.g.: VPN Box functionality is
disabled)
other: Unexpected response
- TRANS_TYPE : the type of the last VPN Box transaction performed by the CPU;
possible values:
0: None (no transaction performed)
1: Register
2: Poll
- CLIENT_CONN : flag telling if a VPN Client is connected (meaningful only for
"Point-to-Point" VPN Box)
0: no VPN client is connected
1: a VPN client is connected
- USER_CONN : if a VPN Client is connected, this parameter provides the
authenticated username; otherwise, it is an empty string ('')
(meaningful only for "Point-to-Point" VPN Box)
19.2 Functions