Router User's Guide
Appendix D
Firewall Security Levels
The following table shows the security of each mode of the firewall for specific applications and protocols.
Note: All applications and protocols are conditionally allowed IN if the outbound session was initiated
locally and allowed OUT.
Application/
Protocol
Abuse.Net
Age of Empires
AOL
AOL IM
Asherons Call
Baldur's Gate II
BattleNet
Buddy Telephone
Bungie.Net
Calista IP Telephone
Counterstrike
CUSeeMe
Delta Force
Descent II/III
Diablo
Diablo 2
Dialpad
DirectPlay
DNS
Doom
Dune 2000
EverQuest
FTP
GNUtella
Security
High
Medium
In
Out
In
Out
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
79
Low
NAPT Off
In
Out
In
Out
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
√
D
ICSA-
Compliant
In
Out
√
√