Siemens SIMATIC S7-CPs - Page 4

Contents
B−4
CP 443-1 for Industrial Ethernet / Manual Part B
Release 07/2010
C79000-G8976-C223−06
5.3.1 Characteristic data B−24. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5.3.2 Number of simultaneous SEND/RECEIVE calls B−25. . . . . . . . . . . . . . . . . .
5.4 Characteristics of open TCP/IP communication B−27. . . . . . . . . . . . . . . . . . .
5.5 PROFINET IO B−28. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5.5.1 Characteristic data B−28. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5.5.2 How PROFINET IO devices start up with a large operational configuration . . . .
B−29
5.5.3 Reduce the communication allocation reserved for PROFINET IO when
operating alongside other services. B−29. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5.6 Characteristic data of TCP connections for HTTP B−29. . . . . . . . . . . . . . . . .
5.7 Characteristic data of the integrated 2-port switch B−30. . . . . . . . . . . . . . . . .
6 The CP as Web server B−31. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7 Compatibility with Predecessor Products B−32. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7.1 Enhanced functions B−32. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7.2 Changes B−32. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7.3 Replacing older modules: spares / upgrading B−33. . . . . . . . . . . . . . . . . . . . .
8 Further Notes on Operation B−35. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8.1 Memory reset / reset to factory defaults B−35. . . . . . . . . . . . . . . . . . . . . . . . .
8.2 Network settings with Fast Ethernet B−36. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8.3 PROFINET IO mode with IRT communication B−38. . . . . . . . . . . . . . . . . . . .
8.3.1 Types of synchronization B−38. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8.4 Media redundancy B−39. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8.5 Time-of-day synchronization B−39. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8.6 Recommendations for use with a high communications load B−41. . . . . . . .
8.7 SNMP agent B−42. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8.8 Possible security gaps on standard IT interfaces / preventing illegal
access B−44. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8.9 Points to note about IP configuration B−45. . . . . . . . . . . . . . . . . . . . . . . . . . . .
8.10 Restart after detection of a duplicate IP address in the network B−45. . . . .
8.11 Prioritized startup in PROFINET IO B−45. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8.12 Interface in the user program B−47. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8.12.1 FC call interface B−47. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8.12.2 Programmed communication connections with FB55 IP_CONFIG B−47. . .
8.12.3 IP access protection with programmed communication connections B−48.
8.12.4 Open TCP/IP communication B−49. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8.12.5 Additions to the FC/FB status condition codes B−50. . . . . . . . . . . . . . . . . . . .
8.13 Ping: Permitted length of ICMP packets B−50. . . . . . . . . . . . . . . . . . . . . . . . .