With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cIdslPppoaPerfShorts
Cisco Idsl Pppoa Performance Shorts
1.3.6.1.4.1.9.9.154.1.16.1.3
This object specifies the number of reassembled frames intended for transmission over this PPP session containing less than 5 octets since agent reset.
Back to CISCO-IDSL-LINE-MIB MIB page.
IPHost Network monitor allows you to monitor cIdslPppoaPerfShorts on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.