With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
frxDSLBadFrames
Cisco 90i DSL Bad Frames
1.3.6.1.4.1.1570.1.6.1.1.11
Total number of frames received from this subscriber port that were discarded. Possible reasons for discard are: Frame contained HDLC abort (7 or more ones in a row) Frame had a CRC error Frame had a non-integral number of bytes Frame was too short (less than 5 bytes) Frame was too long (more than 8192 bytes) Frame had illegal DLCI (not 16-23) Frame was discarded due to lack of buffer space or due to congestion control
Back to CISCO-90-MIB MIB page.
IPHost Network monitor allows you to monitor frxDSLBadFrames on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco mobile switches right now.