With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
sdlcLSStatsOctetsIn
sdlc LS Stats Octets In
1.3.6.1.2.1.41.1.2.3.1.3
This object reflects the total octets received from an adjacent SDLC link station since link station startup. This object covers the address, control, and information field of I-Frames only. At link station startup time, this object must be initialized to zero.
Back to SNA-SDLC-MIB MIB page.
IPHost Network monitor allows you to monitor sdlcLSStatsOctetsIn on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.