G
LOSSARY
Glossary-9
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.
Spanning Tree Algorithm (STA)
A technology that checks your network for any loops. A loop can often
occur in complicated or backup linked network systems. Spanning Tree
detects and directs data along the shortest available path, maximizing the
performance and efficiency of the network.
Telnet
Defines a remote communication facility for interfacing to a terminal
device over TCP/IP.
Terminal Access Controller Access Control System Plus (TACACS+)
TACACS+ is a logon authentication protocol that uses software running
on a central server to control access to TACACS-compliant devices on the
network.
Transmission Control Protocol/Internet Protocol (TCP/IP)
Protocol suite that includes TCP as the primary transport protocol, and IP
as the network layer protocol.
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