Cascade Networks Inc. 5200UNII 사용자 설명서

bit times, then it is considered a late collision.  A late collision should be taken as a serious network
problem, since it causes the frame being transmitted to be discarded.  The most common cause of
late collisions is a mismatch between duplex configurations at each end of a link segment.

RetransLimitExp:  displays the total number of retransmit limit expirations.

TxUnderrun:  displays the total number of transmission-underrun errors on the Ethernet controller.

CarSenseLost:  displays the total number of carrier sense lost errors occurred on the Ethernet
controller.

When clicking on the Expanded Stats button and then clicking on one of the standard
web page (i.e. Status or Configuration) more fields may be displayed on that page.  To go
back to the non-Expanded Stats view just have the web browser refresh on the IP
address of the module.

Clicking on the 

Expanded Stats

 link will display a number of pages of statistics that are maintained

by the Canopy module.  Canopy Technical Support may ask the operator for specific information in
this section when troubleshooting an issue.   There are 3 areas in the 

Expanded Stats

 that an

operator can use for managing and troubleshooting a Canopy System.  Those 3 areas are:

•  Link Test

•  Alignment

•  BER Display

The Link Test is a test for measuring the throughput and efficiency of the RF link between two
Canopy modules.