Avaya Business Secure Router 252 Configuration - Basics Manual de usuario descargar pdf (Pagina 189)

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Chapter 11 Firewall screens 189

Nortel Business Secure Router 252 Configuration — Basics

Alerts

Alerts are reports on events, such as attacks, that you want to know about right

away. You can choose to generate an alert when an attack is detected in the Attack

Alert screen (Figure 61, check the Generate alert when attack detected check

box) or when a rule is matched in the Rule Edit screen (see Figure 53)

Configure

the Log Settings screen to have the Business Secure Router send an immediate

e-mail message to you when an event generates an alert.

SIP-V2(UDP:5060) The Session Initiation Protocol (SIP) is an application

layer control (signaling) protocol that handles the setting

up, altering and tearing down of voice and multimedia

sessions over the Internet. SIP is used in VoIP (Voice over

IP), the sending of voice signals over the Internet

Protocol.

SSH(TCP/UDP:22) Secure Shell Remote Logon Program.

STRM WORKS(UDP:1558) Stream Works Protocol.

SYSLOG(UDP:514) Using syslog, you can 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 logon 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 videoconferencing solution.

Table 40 Predefined services

Service Description

1 2 ... 184 185 186 187 188 189 190 191 192 193 194 ... 459 460

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