Configuration User Manual

116 Rockwell Automation Publication ENET-UM001L-EN-P - March 2014
Chapter 9 Diagnostic Web Pages
1769-AENTR Adapter
These are the most commonly used diagnostic web pages for the 1769-AENTR
adapter:
• Diagnostic Overview Page
• Ethernet Statistics
Diagnostic Overview Page
The Diagnostic Overview web page presents a summary of the current
configuration and overall status of the adapter. The most commonly monitored
fields are circled in the graphic and described in
Table 29 on page 118.
Excessive Collisions The number of frames that experience 16 consecutive collisions.
MAC Transmit Errors Frames for which transmission fails due to an internal MAC sublayer transmit error.
Carrier Sense Errors Times that the carrier sense condition was lost or never asserted when attempting to transmit a frame.
Frame Too Long The number of incoming packets that exceed the maximum Ethernet packet size.
MAC Receive Errors Frames for which reception on the Ethernet interface failed due to an internal MAC sublayer receive error.
Table 28 - Ethernet Statistics Web Page
Field Specifies
IMPORTANT
The 1769-AENTR adapter also offers these diagnostic web pages for
monitoring the adapter:
• Network Settings
• I/O Connections
These web pages are not as commonly used as the two described in
this section and are not described here.