DSL

»Line Noise
»Cisco 678 what is the Alarm meaning
»[HELP] Strange interface issues with cisco 2611
»[Config] 2610 w/ ADSL WIC - Upgraded to 8Mbit - Poor Connectivit
»Cisco 678 as bridge & have d-link 514 do NAT/DHCP
»what is crc_errors(52) exceeded threshold 678
»Cisco 837 CRC / Header errors...

T1

»Errors and the Telco. How do I know who it is?
»Input Errors
»[HELP] Need help determining errors
»Multilink traffic stats seem goofy

Ethernet

»Ethernet port shows up/down with no cable attached
»[HELP] input errors question
»[H/W] Interface Transmit Errors
»[H/W] 3750 POE Model Line Noise

For those who like to further testing cable run to ensure Layer-1 connectivity, check out the following discussions to find out a good cable tester.

»Cable testers
»Fluke Cable IQ Rental

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by aryoba
last modified: 2013-02-27 09:08:28