What does " Blue" alarm on the T1/E1 combo means. You get this when both Status and Alarm LEDs are solid Green and Yellow. Where do I look when alarm shows
Normally a blue alarm is a fault in the circuit upstream from your equipment. Most cases caused by the carrier. If the carrier says no problems then try a system reboot. I have seen a system retain the blue alarm even after the carrier has fixed the problem and had to reboot the system to clear the alarm.
"The only problem with common sense is that it's not that common
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