WALL IE, Industrial Ethernet Bridge and Firewall | Version 1 | 15.05.2017
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A new rule is entered with the
symbol.
In the example above, a PC in the WAN network with the IP address 10.10.1.10 (e.g. visualization) is
now allowed access to the CPU 10.10.1.30 in the LAN network via port 102 with the TCP protocol.
Source IP
IP address of the device in the external network (WAN) from which the query originates.
Destination IP
IP address of the device in the internal network (LAN) on which access is allowed by this rule.
Protocol
Selection of the permitted protocol, TCP or UDP.
Destination port
The device port to be reached in the internal network.
Action
Packages from the external network (WAN) can be accepted ("Accept") or rejected ("Reject" / "Drop").
"Drop" rejects a packet mutely and "Reject" provides an ICMP error message.
Comment
A comment on the rule can be entered here.
Status
Rule active (A click on the lamp changes the status)
Rule active (A click on the lamp changes the status)
Deletes a rule
Adds a rule