Communication
11.2 PROFINET
S7-1200 Programmable controller
System Manual, V4.2, 09/2016, A5E02486680-AK
861
1 80B7 TCON: With TCON_IP_v4:
• TCP (active connection establishment): Remote port is "0".
• TCP (passive connection establishment): Local port is "0".
• UDP: Local port is "0".
TCON: With TCON_IP_RFC:
• Local (local_tselector) or remote (remote_tselector) T selector was specified with a length
of more than 32 bytes.
• For TSelLength of the T selector (local or remote), a length greater than 32 was entered.
• Error in the length of the IP address of the specific connection partner.
1 80B8 TCON: Parameter ID in the local connection description (structure at parameter CONNECT)
and parameter ID of the instruction are different.
TCON: All connection (Page 828) resources are in use.
1 80C4 Temporary communication error:
• The connection cannot be established at this time (TCON).
• The interface is currently receiving new parameters (TCON and TDISCON).
• The configured connection is currently being removed by a "TDISCON" instruction (TCON).
1 80C5 TCON: The remote partner refuses to establish the connection, has terminated the connection
TCON: The remote partner cannot be reached (network error).
1 80C8 TCON: ID is used by a connection created by the user program, which uses the same connec-
tion description at the CONNECT parameter.
1 80C9 TCON: Validation of the remote partner failed. The remote partner that wants to establish the
connection does not match the defined partner of the structure at the CONNECT parameter.
TCON: The IP address of the local interface is 0.0.0.0.
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