Other Services And Properties; Operating The Cp In An H System - Siemens SIMATIC S7-400 Operating Instructions Manual

Application and functions

1.4 Other services and properties

1.4 Other services and properties
Other services and properties
● IP configuration
The essential features of IP configuration for the CP:
– The CP supports IP addresses according to IPv4.
– Address assignment:
– DHCP: As an alternative, the IP address can be obtained from a DHCP server.
– DCP (Discovery and Configuration Protocol) is supported.
● Time-of-day synchronization over Industrial Ethernet
Time-of-day synchronization can be configured according to the following NTP method
(Network Time Protocol):
– NTP
– NTP (secure)
If time-of-day synchronization via NTP is disabled. the CP can adopt the time from the
station in SIMATIC mode.
For more information, refer to the section "Time-of-day synchronization" tab (Page 50).
● Diagnostics
With the following means and methods, you can obtain the diagnostics data of the CP or
station:
– LEDs
– Web diagnostics ( only with HTTPS)
– STEP 7 (NCM S7 diagnostics / special diagnostics)
– SNMPv1 / SNMPv3
You will find more information on diagnostics in the section Diagnostics options
(Page 119).
1.5

Operating the CP in an H system

Restrictions when operating CP in the H system
The CP 443-1 OPC UA can be operated in the H system.
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The IP address, the subnet mask and the address of the default router can be set in
the configuration.
For SNMP see section SNMP (Page 120).
Operating Instructions, 01/2017, C79000-G8976-C427-02
CP 443-1 OPC UA