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How to check ISDN dialup number working or not?

vinothlb1
Level 1
Level 1

‎08-23-2009 08:06 PM - edited ‎03-06-2019 07:23 AM

How to check ISDN dialup number working or not?

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Lucien Avramov
Level 10
Level 10

‎08-23-2009 08:48 PM

Call it from a landline, if you get a modem tone it's working.

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