With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cSipCfgMaxForwards
Cisco Sip Configure Max Forwards
1.3.6.1.4.1.9.9.152.1.1.1.4
This object may be used with any SIP method to limit the number of proxies that can forward the request to the next downstream server.
Back to CISCO-SIP-UA-MIB MIB page.
IPHost Network monitor allows you to monitor cSipCfgMaxForwards on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.