When a Catalyst 9300 port is configured as a SPAN destination, only monitored traffic passes through it.

Checked 2026-09-24

When a port is configured as a SPAN destination port, only monitored traffic passes through the SPAN destination port.
Vendor
Cisco
Product
Catalyst 9300
Subsystem
SPAN
Deployment
on-premises
Region
not restricted
Release range
IOS XE 17.17.x
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Analysing a SIP call in Wireshark: source note sip-call-analysis-wireshark-span-dest-only-monitored. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-call-analysis-wireshark-span-dest-only-monitored

BibTeX

@misc{warmtransfer-claim-sip-call-analysis-wireshark-span-dest-only-monitored,
  title  = {Analysing a SIP call in Wireshark: source note sip-call-analysis-wireshark-span-dest-only-monitored},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/sip-call-analysis-wireshark-span-dest-only-monitored},
  note   = {Source note sip-call-analysis-wireshark-span-dest-only-monitored, checked 2026-09-24}
}

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