Application Protocol
HTTP(80)
TCP(6)
DNS (53)
UDP(17)
DNS (53)
TCP(6)
FTP(21)
TCP(6)
Telnet(23)
TCP(6)
SMTP(25)
TCP(6)
POP3(110)
TCP(6)
NEWS(119)
(Network News
TCP(6)
Transfer
Protocol)
RealAudio/
RealVideo
UDP(17)
(7070)
PING
ICMP(1)
H.323(1720) TCP(6)
T.120(1503) TCP(6)
SSH(22)
TCP(6)
NTP(123)
UDP(17)
HTTPS(443) TCP(6)
ICQ (5190)
TCP(6)
Port Number
Firewall - High
Start
End
Inbound Outbound Inbound Outbound Inbound Outbound
80
80
NO
53
53
NO
NO
53
53
NO
21
21
NO
23
23
NO
25
25
110
110
NO
NO
119
119
NO
7070
7070
N/A
N/A
NO
1720
1720
NO
1503
1503
NO
22
22
NO
NO
123
123
NO
443
443
NO
5190
5190
Firewall - Medium
YES
NO
YES
YES
NO
YES
NO
YES
YES
NO
NO
YES
NO
NO
YES
NO
YES
YES
YES
NO
YES
NO
NO
YES
NO
YES
YES
YES
NO
YES
NO
NO
YES
NO
NO
YES
NO
NO
YES
NO
YES
YES
NO
NO
YES
NO
NO
VoIPMaster 260W
Firewall – Low
NO
YES
YES
YES
YES
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
YES
YES
NO
YES
YES
YES
YES
YES
YES
YES
NO
YES
NO
YES
NO
YES
YES
58