User`s manual

Chapter 4 Port Configuration and Monitoring 5620 Model Descriptor for LA-110 User’s Manual
4-62 SHDSL Port Monitoring
Table 4-32. LAN Port Interface Statistics Parameters (Cont.)
Parameter Remarks
Deferred
Transmissions
Frames
A counter of frames for which the first transmission attempt is delayed because the
medium is busy. Valid only in half duplex mode
Late Collision
Frames
The number of times that a collision is detected on a particular interface later then
512 bit-times into the transmission of a packet. Valid only in half duplex mode
Carrier Sense
Error Frames
The number of times that the carrier sense condition was lost or never asserted when
attempting to transmit a frame
Excessive
Collisions
The numbers of times that a collision is detected on a particular interface above the set
rate.
4.12 SHDSL Port Monitoring
LA-110 MD allows you to view SHDSL port performance statistics.
Basic tasks include:
• Viewing SHDSL physical layer statistics
• Viewing SHDSL ATM layer statistics
• Viewing SHDSL AAL1 statistics
• Viewing SHDSL AAL5 statistics.
Viewing SHDSL Physical Layer Statistics
Basic tasks include:
• Viewing SHDSL current data statistics (interval and one day)
• Viewing SHDSL intervals data statistics
• Viewing SHDSL accumulated data statistics.
Current Data Statistics
Basic tasks include:
• Viewing SHDSL current interval data statistics
• Viewing SHDSL current day data statistics.

To view current data interval statistics of the SHDSL port:
• In the LA-110 Node Draw, select the SHDSL port, right-click and select
Monitor > Physical Layer > Current Data > Interval.
A Monitor form appears, displaying the current interval data statistics
results as shown in Figure 4-42 and as listed in Table 4-33.