Ip Filter Function - Mitsubishi Electric MELSEC iQ-R Series User Manual

IP filter function

Access from an illegal IP address is prevented by identifying the IP address of communication target.
There are two IP filter functions.
Allow function: Allows access only from the specified IP addresses.
Deny function: Denies access only from the specified IP addresses.
IP address: 192.168.3.15
Setting method
1.
Set the IP address to be allowed or denied in [Application Setting]  [Security]  "IP Filter Setting" in the module
parameter of the C intelligent function module in the parameter setting of an engineering tool. (Page 60 Application
Setting)
2.
Set the CPU module to the STOP state, and write the parameters.
3.
Reset the CPU module.
Precautions
If there is a proxy server on the LAN, block the IP address of the proxy server. Otherwise, the access from the personal
computers that can access the proxy server cannot be prevented.
1 FUNCTION
36
1.4 Security Function
IP address: 192.168.3.20
Pass
Pass
C intelligent function module
IP address: 192.168.3.25
Block
IP filter function
Target IP Address (Pass)
IP address: 192.168.3.10 to 192.168.3.30
IP Address to Exclude (Block)
IP address: 192.168.3.25