With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
bstunLisnSap
Cisco Blocked Serial Tunneling Lisn Sap
1.3.6.1.4.1.9.9.35.1.1.2
The configured Listening SAP address used by the BSTUN component when routed via frame-relay local-ack in this router.
Back to CISCO-BSTUN-MIB MIB page.
IPHost Network monitor allows you to monitor bstunLisnSap 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.
