Upload From Device (To Pg / Es); Loading New Firmware - Siemens SIMATIC S7-400 Operating Instructions Manual

Diagnostics and maintenance

6.3 Upload from device (to PG / ES)

Access permissions using community names
In the presettings, the CP uses the following community strings to authenticate access to its
SNMP agent via SNMPv1:
Table 6- 1
Type of access
Read access
Read and write access
*) Note the use of lowercase letters!
Configuration
For information on the configuration, refer to:
● STEP 7 V5: "SNMP" Tab (Page 45)
● STEP 7 Professional: Parameter group "SNMP" (Page 62)
6.3 Upload from device (to PG / ES)
Restrictions when uploading to PG / engineering station
When you upload configuration data to the PG / ES, the names of the configured symbols
are renamed and therefore unusable. The station loaded back to the PG can no longer be
used for productive operation in this status (OPC UA).
6.4

Loading new firmware

Options for a firmware update
If you have configured a protection level for the CP, note the information in section "Options"
tab: Effects of protection levels (Page 52) relating to loading new firmware files.
You can use the following method to download a new firmware file to the CP:
● The update center of the Web server
You can reach the update center using Web diagnostics.
The CP supports the storage of several firmware versions. Using the firmware load
function in the update center, you can activate the required firmware version.
Requirement: The "Firmware download via Web" option is selected in the configuration
and the user rights have been set.
122
Access rights and authentication with SNMPv1
Community string for authentication
public
private
Operating Instructions, 01/2017, C79000-G8976-C427-02
*)
CP 443-1 OPC UA