Common Services - ZyXEL Communications GS2210-8 User Manual

The following t able list s som e com m only- used services and t heir associat ed prot ocols and port
num bers. For a com prehensive list of port num bers, I CMP t ype/ code num bers and services, visit
t he I ANA ( I nt ernet Assigned Num ber Aut horit y) web sit e.
• N a m e : This is a short , descript ive nam e for t he service. You can use t his one or creat e a
different one, if you like.
• Pr ot ocol: This is t he t ype of I P prot ocol used by t he service. I f t his is TCP/ UD P, t hen t he service
uses t he sam e port num ber wit h TCP and UDP . I f t his is Use r - D e fin e d, t he Por t ( s) is t he I P
prot ocol num ber, not t he port num ber.
• Por t ( s) : This value depends on t he Pr ot ocol. Please refer t o RFC 1700 for furt her inform at ion
about port num bers.
• I f t he Pr ot ocol is TCP, UD P, or TCP/ UD P, t his is t he I P port num ber.
• I f t he Pr ot ocol is USER, t his is t he I P prot ocol num ber.
• D e scr ipt ion : This is a brief explanat ion of t he applicat ions t hat use t his service or t he sit uat ions
in which t his service is used.
Table 206 Com m only Used Services
NAME PROTOCOL
AH ( I PSEC_TUNNEL) User- Defined
AI M/ New- I CQ TCP
AUTH TCP
BGP TCP
BOOTP_CLI ENT UDP
BOOTP_SERVER UDP
CU- SEEME TCP
UDP
DNS TCP/ UDP
ESP ( I PSEC_TUNNEL) User- Defined
FI NGER TCP
FTP TCP
TCP
H.323 TCP
A
PP E N D I X

Common Services

PORT(S)
51
5190
113
179
68
67
7648
24032
53
50
79
20
21
1720
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DESCRIPTION
The I PSEC AH ( Aut hent icat ion Header)
t unneling prot ocol uses t his service.
AOL's I nt ernet Messenger service. I t is also
used as a list ening port by I CQ.
Aut hent icat ion prot ocol used by som e servers.
Border Gat eway Prot ocol.
DHCP Client .
DHCP Server.
A popular videoconferencing solut ion from
Whit e Pines Soft ware.
Dom ain Nam e Server, a service t hat m at ches
web nam es ( for exam ple www.zyxel.com
num bers.
The I PSEC ESP ( Encapsulat ion Securit y
Prot ocol) t unneling prot ocol uses t his service.
Finger is a UNI X or I nt ernet relat ed com m and
t hat can be used t o find out if a user is logged
on.
File Transfer Program , a program t o enable fast
t ransfer of files, including large files t hat m ay
not be possible by e- m ail.
Net Meet ing uses t his prot ocol.
B
) t o I P