With IPHost Network Monitor you can run simple snmp requests against a NETGEAR device in your network.
agentPortMirrorTable
agent Port Mirror Table
1.3.6.1.4.1.4526.10.1.2.10.4
This table includes entries for each Port Mirroring session.
Back to NETGEAR-SWITCHING-MIB MIB page.
IPHost Network monitor allows you to monitor agentPortMirrorTable on NETGEAR device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring NETGEAR network storage devices right now.