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Order of Operations: Access lists vs. SPAN

Samuel8rown
Level 1
Level 1

If I'm monitoring a port on SPAN, will traffic blocked by an access-list on that port still be copied by SPAN to the SPAN Destination port, or does SPAN monitoring take place after firewall filtering?

1 Reply 1

Marwan ALshawi
VIP Alumni
VIP Alumni

span only cature what traffic flowing through that port

so no traffic no capture

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