ZyXEL Communications Prestige 652H series User Manual page 183

SERVICE
NFS(UDP:2049)
NNTP(TCP:119)
PING(ICMP:0)
POP3(TCP:110)
PPTP(TCP:1723)
PPTP_TUNNEL(GRE:0)
RCMD(TCP:512)
REAL_AUDIO(TCP:7070)
REXEC(TCP:514)
RLOGIN(TCP:513)
RTELNET(TCP:107)
RTSP(TCP/UDP:554)
SFTP(TCP:115)
SMTP(TCP:25)
SNMP(TCP/UDP:161)
SNMP-TRAPS
(TCP/UDP:162)
SQL-NET(TCP:1521)
Firewall Screens
Table 13-5 Predefined Services
Network File System – NFS is a client/server distributed file service that
provides transparent file sharing for network environments.
Network News Transport Protocol is the delivery mechanism for the
USENET newsgroup service.
Packet Internet Groper is a protocol that sends out ICMP echo requests to
test whether or not a remote host is reachable.
Post Office Protocol version 3 lets a client computer get e-mail from a
POP3 server through a temporary connection (TCP/IP or other).
Point-to-Point Tunneling Protocol enables secure transfer of data over
public networks. This is the control channel.
Point-to-Point Tunneling Protocol enables secure transfer of data over
public networks. This is the data channel.
Remote Command Service.
A streaming audio service that enables real time sound over the web.
Remote Execution Daemon.
Remote Login.
Remote Telnet.
The Real Time Streaming (media control) Protocol (RTSP) is a remote
control for multimedia on the Internet.
Simple File Transfer Protocol.
Simple Mail Transfer Protocol is the message-exchange standard for the
Internet. SMTP enables you to move messages from one e-mail server to
another.
Simple Network Management Program.
Traps for use with the SNMP (RFC:1215).
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.
Prestige 652H/HW Series User's Guide
DESCRIPTION
13-21