User's Guide Part 2

User Guide: PTP 600 Series Managing performance
phn-0896_009v003
Feb 2010
UNDER DEVELOPMENT
6-123
Byte Error Ratio
The ratio of detected Byte errors to the total number of bytes since the last system
reboot. This is a true measure of link quality as this measurement is made continually
using null frames when there is no user data to transport.
Counter Measurement Period
The time over which the system counters were collected.
NOTE
To reset all system counters to zero, select Reset System Counters.
Other attributes
The System Statistics page contains the following other fields:
Elapsed Time Indicator
Elapsed time since the last system reboot.
Statistics Page Refresh Period
The statistics page refreshes automatically according to the setting entered here (in
seconds).
NOTE
After updating the Statistics Page Refresh Period field, select Submit Page
Refresh Period.