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LOSSARY
Glossary-7
Remote Authentication Dial-in User Service (RADIUS)
RADIUS is a logon authentication protocol that uses software running on
a central server to control access to RADIUS-compliant devices on the
network.
Remote Monitoring (RMON)
RMON provides comprehensive network monitoring capabilities. It
eliminates the polling required in standard SNMP, and can set alarms on a
variety of traffic conditions, including specific error types.
Rapid Spanning Tree Protocol (RSTP)
RSTP reduces the convergence time for network topology changes to
about 10% of that required by the older IEEE 802.1D STP standard.
Secure Shell (SSH)
A secure replacement for remote access functions, including Telnet. SSH
can authenticate users with a cryptographic key, and encrypt data
connections between management clients and the switch.
Simple Mail Transfer Protocol (SMTP)
A standard host-to-host mail transport protocol that operates over TCP,
port 25.
Simple Network Management Protocol (SNMP)
The application protocol in the Internet suite of protocols which offers
network management services.
Simple Network Time Protocol (SNTP)
SNTP allows a device to set its internal clock based on periodic updates
from a Network Time Protocol (NTP) server. Updates can be requested
from a specific NTP server, or can be received via broadcasts sent by NTP
servers.