Appendix B Common Services
GS2210 Series User’s Guide
421
SMTP
TCP
25
Sim ple Mail Transfer Pr ot ocol is t he m essage-
exchange st andar d for t he I nt er net . SMTP
enables you t o m ove m essages fr om one e-
m ail ser ver t o anot her.
SNMP
TCP/ UDP
161
Sim ple Net w or k Managem ent Pr ogram .
SNMP-TRAPS
TCP/ UDP
162
Traps for use w it h t he SNMP ( RFC: 1215) .
SQL- NET
TCP
1521
St r uct ur ed Quer y Language is an int erface t o
access dat a on m any differ ent t y pes of
dat abase syst em s, including m ainfram es,
m idrange sy st em s, UNI X syst em s and net w or k
ser ver s.
SSH
TCP/ UDP
22
Secure Shell Rem ot e Login Pr ogram .
STRM WORKS
UDP
1558
St r eam Wor k s Pr ot ocol.
SYSLOG
UDP
514
Sy slog allow s you t o send sy st em logs t o a
UNI X server.
TACACS
UDP
49
Login Host Pr ot ocol used for ( Ter m inal Access
Cont r oller Access Cont r ol Sy st em ) .
TELNET
TCP
23
Telnet is t he login and t er m inal em ulat ion
pr ot ocol com m on on t he I nt er net and in UNI X
envir onm ent s. I t operat es over TCP/ I P
net w or k s. I t s pr im ar y funct ion is t o allow user s
t o log int o r em ot e host sy st em s.
TFTP
UDP
69
Tr ivial File Transfer Pr ot ocol is an I nt er net file
t ransfer pr ot ocol sim ilar t o FTP, but uses t he
UDP ( User Dat agram Pr ot ocol) rat her t han TCP
( Transm ission Cont rol Pr ot ocol) .
VDOLI VE
TCP
7000
Anot her v ideoconfer encing solut ion.
Table 206
Com m only Used Ser vices ( cont inued)
NAME
PROTOCOL
PORT(S)
DESCRIPTION