Asus RX3141 User Manual

Page 64

Chapter 9. Configuring Firewall/NAT Settings

RX3141 User’s Manual

Field

Description

arbitrary source port number.

Single

This option allows you to apply this rule to an application with a specific
source port number.

Port Number

Enter the source port number

Range

Select this option if you want this rule to apply to applications with this port
range. The following fields become available for entry when this option is
selected.

Start Port

Enter the starting port number of the range

End Port

Enter the ending port number of the range

Destination Port

This option allows you to set the destination port to which this rule should apply. Use the drop-down
list to select one of the following options:

Any

Select this option if you want this rule to apply to all applications with an
arbitrary destination port number.

Single, Range

Select any of these and enter details as described in the Source Port
section above.

ICMP (available only when protocol type is set to ICMP)

This option allows you to select the ICMP message type for the ACL rule. The supported ICMP
message types are:

• Any

(default)

• 0: Echo reply
• 1: Type 1
• 2: Type 2
• 3: Dst unreach: destination unreachable
• 4: Src quench: source quench
• 5:

Redirect

• 6: Type 6
• 7: Type 7
• 8: Echo req:
• 9: Router advertisement
• 10: Router solicitation
• 11: Time exceed: time exceeded
• 12: Parameter problem
• 13: Timestamp request
• 14: Timestamp reply
• 15: Info request: information request
• 16: Info reply: information reply
• 17: Addr mask req: address mask request
• 18: Addr mask reply: address mask reply