With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
brouterPortNetMask
brouter Port Net Mask
1.3.6.1.4.1.9.5.1.6.14.1.5
This port's subnet mask.
Back to CISCO-STACK-MIB MIB page.
IPHost Network monitor allows you to monitor brouterPortNetMask on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco wireless switches right now.
