Configuration and operation
4.10 Access to the Web server
CP 1242-7 GPRS V2
86 Operating Instructions, 10/2016, C79000-G8976-C311-02
The channel was interrupted and cannot be used before the connection is terminated.
8420 Certificate chain from the server could not be verified with the root certificate of the CP.
Internal error occurred. Execution was stopped.
8450 Action not executed: Mailbox not available / unreachable. Try again later.
84xx Other error message from the e-mail server
Apart from the leading "8", the status corresponds to the three-digit error number of the
8500 Syntax error: Command unknown.
This also includes the error of having a command chain that is too long. The cause may be
that the e-mail server does not support the LOGIN authentication method.
Try sending e-mails without authentication (no user name).
8501 Syntax error. Check the following configuration data:
Message configuration > Message parameters:
• Recipient address ("To" or "Cc").
8502 Syntax error. Check the following configuration data:
Message configuration > Message parameters:
• Email address (sender)
8535 SMTP authentication incomplete. Check the "User name" and "Password" parameters in
8550 SMTP server cannot be reached. You have no access rights. Check the following configu-
ration data:
• CP configuration > E-mail configuration:
– User name
– Password
– Email address (sender)
• Message configuration > Message parameters:
– Recipient address ("To" or "Cc").
85xx Other error message from the e-mail server
Apart from the leading "8", the status corresponds to the three-digit error number of the
Access to the Web server
Access to the Web server of the CPU
The Web server of the S7-1200 station is located in the CPU. Via the CP, you have access
to the Web server of the CPU.
From a PC you can access the Web server of the station via TCSB if the PC is connected to
the telecontrol server via LAN. For details, refer to the manual /4/ (Page 130).
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