With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
appnLsOutMsgBytes
appn Link Station Out Message Bytes
1.3.6.1.2.1.34.4.1.1.5.1.1.21
Number of message (I-frame) bytes sent. All of the bytes in the SNA basic transmission unit (BTU), including the transmission header (TH), are counted.
Back to APPN-MIB MIB page.
IPHost Network monitor allows you to monitor appnLsOutMsgBytes 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.