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Table 10-5 Predefined Services
SERVICE
SNMP(TCP/UDP:161)
SNMP-
TRAPS(TCP/UDP:162)
SQL-NET(TCP:1521)
SSH(TCP/UDP:22)
STRM WORKS(UDP:1558)
SYSLOG(UDP:514)
TACACS(UDP:49)
TELNET(TCP:23)
TFTP(UDP:69)
VDOLIVE(TCP:7000)
Alerts
10.8
Alerts are reports on events, such as attacks, that you may want to know about right away. You can
choose to generate an alert when an attack is detected in the Attack Alert screen
check the Generate alert when attack detected checkbox) or when a rule is matched in the Rule
Edit screen (see
Figure
10-4)
immediate e-mail message to you when an event generates an alert. Refer to the chapter on logs for
details.
Configuring Attack Alert
10.9
Attack alerts are the first defense against DOS attacks. In the Attack Alert screen, shown later, you
may choose to generate an alert whenever an attack is detected. For DoS attacks, the Contivity 221
DESCRIPTION
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.
Secure Shell Remote Login Program.
Stream Works Protocol.
Syslog allows you to send system logs to a UNIX server.
Login Host Protocol used for (Terminal Access Controller Access Control
System).
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.
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).
Another videoconferencing solution.
Configure the Log Settings screen to have the Contivity 221 send an
.
Firewall Screens 10-19
(Figure 10-12
Contivity 221 VPN Switch User's Guide
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