Siemens SIMATIC NET CP 343-1 Uživatelský manuál stáhnout pdf (Strana 39)

5 Performance Data / Operation

B−39

CP 343-1 Advancedfor Industrial Ethernet / Manual Part B

Release 06/2008

C79000-G8976-C202-04

5.6 Characteristic data for E-mail mode

Characteristics

The Advanced CP operates as an E-mail client. It supports the SMTP service

(Simple Mail Transfer Protocol).

To send E-mails, one E-mail connection must always be set up per CP. The E-mail

connection specifies the mail server via which all the mails sent by the Advanced

CP are delivered.

To send E-mail in the user program of the S7 CPU, use the send call of the

SEND/RECEIVE interface (FC AG_SEND / AG_LSEND).

The maximum data length is 8192 bytes.

Authentication

The CP supports the following authentication methods:

S PLAIN

S LOGIN

S CRAM−MD5

S DIGEST−MD5

5.7 Characteristic data for FTP mode

TCP connections for FTP

FTP actions are transferred from the CP over TCP connections. Depending on the

mode, the following characteristic data apply:

S FTP in client mode:

You can configure a maximum of 10 FTP connections. Up to 2 TCP

connections are occupied per configured FTP connection.

S FTP in server mode:

You can operate a maximum of 2 FTP sessions at the same time. Up to 2 TCP

connections are occupied per FTP session (1 control connection and 1 data

connection).

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Siemens SIMATIC NET CP 343-1 Uživatelský manuál Strana 39