what is erl?

[jertson]

when i'm programming for a new ip telephone, i passed on this prompts erl, when i put the value 1 and enter, it gives me error, it says, you have to enable the ERL, what does this mean, any idea where to enable this....the error was SCH1680, it says enable the ERL.....

please help....

 

[GHTROUT]

Here is an example where ERL was defined and used

http://www.ghtrout.com/files/911_from_3_sites_on_Single_Rls5_PBX.zip

It is for Emergency Service Access (example, 911 in the USA)

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