View Firewall Actions; Ip Filtering - Comtrend Corporation CT-535 User Manual

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5.7.3

View Firewall Actions

Click View Actions to display the list of currently configured firewall actions. The

parameters are as follows:

Action ID: Item number

Interface: The interface the filtering rule is created on.

Direction: The direction can be IN – only packets received are affected. OUT –only

packets sent are affected or ANY –both packets sent and received are affected.

Firewall Action: The action taken when packets are received that correspond to a

filtering rule. Allow will permit packets to pass through the router, Deny will drop

corresponding packets. Reject will reject packet with a response, e.g., sending a TCP

reset. Reset rejects a packet with a reset flag.

5.7.4

On the Firewall menu, click Add to configure the IP filtering entries. Fill out the

parameters below and click Apply to submit the settings. The parameters are as

follows:

Policy Parameters:

Precedence: This number sets the priority level of the rule, smaller numbers have

higher priorities, if a conflict between rues occurs, enter a number from 1-65534.

Src IP Address: Source IP address of the packet.

Src Net Mask: Source Netmask of the packet.

Dest IP address: Destination IP address of the packet.

Dest Net Mask: Destination Net mask of the packet.

Source Port: Source port of the packet (only for TCP/UDP protocol)

Destination Port: Destination port of the packet (only for TCP/UDP protocol)

Protocol: Select the protocol from the following: Any, TCP, UDP, ICMP, GRE, AH, ESP

TCP Flags: Select the TCP FLAG from the following: none, urg, ack, psh, rst, syn,

fin.

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