24 Service Manual (AA-RTDXC-TE, July 2004)

Diagnostics

77Edge Switch 2/24 Service Manual

Transmit or receive errors for a switch’s Ethernet adapter exceeded a threshold,

the switch-to-HAFM appliance link was not connected, or the switch-to-HAFM

appliance link timed out. A problem with the Ethernet cable, Ethernet hub or

hubs, or other LAN-attached device is indicated.

Verify the switch is connected to the HAFM appliance through one or more

Ethernet hubs.

1. Ensure an RJ-45 Ethernet cable connects the switch to an Ethernet hub. If not,

connect the cables as directed by the customer.

2. Ensure an RJ-45 Ethernet cable connects the HAFM appliance to an Ethernet

hub. If not, connect the cable as directed by the customer.

3. Ensure the Ethernet cables are not damaged. If damaged, replace the cables.

Was a corrective action performed?

NO YES

↓ Go to step 1.

Does the LAN configuration use multiple (up to four) Ethernet hubs that are

daisy-chained?

YES NO

↓ Go to step 14.

Verify the hubs are correctly daisy-chained (Figure 19).