Glossary: Monitoring Tools and the Identity Life Cycle
SPAN (Switched Port Analyzer)
Also written: SPAN, SPAN port, monitor session
Cisco's name for port mirroring, set up with monitor session commands that name the source and destination ports. Many people say "SPAN port" for any mirror port.
Where the book teaches it
Related terms
Port mirroringRSPAN (remote SPAN)ERSPAN (encapsulated remote SPAN)