Appendix E Common Services

Table 74 Commonly Used Services (continued)

NAME

PROTOCOL

PORT(S)

DESCRIPTION

SQL-NET

TCP

1521

Structured Query Language is an interface to

 

 

 

access data on many different types of database

 

 

 

systems, including mainframes, midrange systems,

 

 

 

UNIX systems and network servers.

 

 

 

 

SSH

TCP/UDP

22

Secure Shell Remote Login Program.

 

 

 

 

STRM WORKS

UDP

1558

Stream Works Protocol.

 

 

 

 

SYSLOG

UDP

514

Syslog allows you to send system logs to a UNIX

 

 

 

server.

 

 

 

 

TACACS

UDP

49

Login Host Protocol used for (Terminal Access

 

 

 

Controller Access Control System).

 

 

 

 

TELNET

TCP

23

Telnet is the login and terminal emulation protocol

 

 

 

common on the Internet and in UNIX environments.

 

 

 

It operates over TCP/IP networks. Its primary

 

 

 

function is to allow users to log into remote host

 

 

 

systems.

 

 

 

 

TFTP

UDP

69

Trivial File Transfer Protocol is an Internet file

 

 

 

transfer protocol similar to FTP, but uses the UDP

 

 

 

(User Datagram Protocol) rather than TCP

 

 

 

(Transmission Control Protocol).

 

 

 

 

VDOLIVE

TCP

7000

Another video conferencing solution.

 

 

 

 

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