With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
crepMaxSegmentId
crep Max Segment Id
1.3.6.1.4.1.9.9.601.1.1.6
This object indicates the maximum segment identifier that can be configured on the device.
Back to CISCO-RESILIENT-ETHERNET-PROTOCOL-MIB-----B MIB page.
IPHost Network monitor allows you to monitor crepMaxSegmentId on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco firewalls right now.