Billion 810VGTX Router
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Table 1: Predefined Port Filters Rules
The predefined port filter rules for High, Medium and Low security levels are listed below.
Application
Protocol
Port Number
Firewall - Low
Firewall - Medium
Firewall – High
Start
End
Inbound
Outbound Inbound Outbound
Inbound Outbound
HTTP(80)
TCP(6)
80
80
NO
YES
NO
YES
NO
YES
DNS (53)
UDP(17)
53
53
NO
YES
NO
YES
NO
YES
DNS (53)
TCP(6)
53
53
NO
YES
NO
YES
NO
YES
FTP(21)
TCP(6)
21
21
NO
YES
NO
YES
NO
NO
Telnet(23)
TCP(6)
23
23
NO
YES
NO
YES
NO
NO
SMTP(25)
TCP(6)
25
25
NO
YES
NO
YES
NO
YES
POP3(110)
TCP(6)
110
110
NO
YES
NO
YES
NO
YES
NEWS(NNTP)
(Network News
Transfer
Protocol)
TCP(6)
119
119
NO
YES
NO
YES
NO
NO
RealAudio/
RealVideo
(7070)
UDP(17)
7070
7070
YES
YES
YES
YES
NO
NO
PING
ICMP(1)
N/A
N/A
NO
YES
NO
YES
NO
YES
H.323(1720)
TCP(6)
1720
1720
YES
YES
NO
YES
NO
NO
T.120(1503)
TCP(6)
1503
1503
YES
YES
NO
YES
NO
NO
SSH(22)
TCP(6)
22
22
NO
YES
NO
YES
NO
NO
NTP/SNTP
UDP(17)
123
123
NO
YES
NO
YES
NO
YES
HTTP/HTTP
Proxy (8080)
TCP(6)
443
443
NO
YES
NO
NO
NO
NO
HTTPS(443)
TCP(6)
443
443
NO
YES
NO
YES
N/A
N/A
ICQ (5190)
TCP(6)
5190
5190
YES
YES
N/A
N/A
N/A
N/A
MSN (1863)
TCP(6)
1863
1863
YES
YES
N/A
N/A
N/A
N/A
MSN (7001)
UDP(17)
7001
7001
YES
YES
N/A
N/A
N/A
N/A
MSN VEDIO
(9000)
TCP(6)
9000
9000
NO
YES
N/A
N/A
N/A
N/A
