With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
x21portEgrSvcBandW
x21port Egr Svc Band W
1.3.6.1.4.1.351.110.5.1.1.1.3.1.1.18
This represents Egress Bandwidth reserve for SVC.
Back to CISCO-WAN-FR-X21-MIB MIB page.
IPHost Network monitor allows you to monitor x21portEgrSvcBandW 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.