Skip to content

Glossary: Monitoring Tools and the Identity Life Cycle

Port

Also written: port number, ports

A number that names a network service, for example 443 for HTTPS, 22 for SSH, 161 and 162 for SNMP, 514 for syslog and 389 for LDAP. Switches also have physical ports where cables plug in.

Where the book teaches it

Related terms

5-tupleTCP (Transmission Control Protocol)UDP (User Datagram Protocol)