Router User’s Guide
Firewall Security Levels
Security
High
Medium
Low
NAPT Off
ICSA-
Compliant
Application/
Protocol
In
Out
In
Out
In
Out
In
Out
In
Out
PPPoE
√
√
√
PPTP multi-session
√
√
√
PPTP single-session
√
√
√
Quake Arena
√
√
√
Quake II
√
√
√
Quicktime 4
√
√
√
√
Rainbow Six
√
√
√
Real Audio
√
√
√
√
Real Video
√
√
√
√
Red Alert II
√
√
√
Rogue Spear
√
√
√
RTSP
√
√
√
√
SIP
√
√
√
SMTP
√
√
√
Soldier of Fortune
√
√
√
SSH
√
√
√
Starcraft
√
√
√
T.120
√
√
Telnet
√
√
√
√
Tiberian Sun
√
√
√
Traceroute
√
√
√
√
Ultima Online
√
√
√
Unreal Tournament
√
√
√
VNC
√
√
Warcraft
√
√
√
Windows Media Player
√
√
√
√
XDM
√
√
Yahoo
Messenger
√
√
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