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AIS, Blue Alarm Signal, Red Signal, EIS alarm

Can somebody explain what does AIS, Blue alarm, Red signal/alarm or EIS error alarm mean in terms of signal loss...any doc related to it...

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Re: AIS, Blue Alarm Signal, Red Signal, EIS alarm

Try this document. It not only explains the alarm but gives some troubleshooting tips.

http://www.cisco.com/en/US/tech/tk713/tk628/technologies_tech_note09186a00801069ff.shtml

Hope this helps.

Steve

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