Abstract Topic Outside line number is number of the general public circuit or orWhether it is number of the portable telephone, according to, telephone call fee lowestIt is possible, connects to the private branch exchange to select the circuit which becomesThe LCR device which can do thing is offered. Solutions Outside line message serial number and portable telephone identification number descriptionAhead connecting from the telephone which it is connected with the memory expedient which fears, turnWhen the first number of the number does not match outside line message serial number,Ahead connecting to forward number everything in the private branch exchange which you connect, ahead connectingThe first number of number matching outside line message serial number, ahead connecting turnExcludes outside line message serial number from the number the number which portable telephone identification numberIf with it agrees, ahead connecting outside line message serial number removal it is from number,It is to forward number to the portable telephone, ahead connecting the first number of number outsideMatching line message serial number, ahead connecting from number outside line message serial numberThe number which is excluded to match portable telephone identification number, the ke reAhead connecting the expedient which forwards everything of number to the private branch exchange preparationYou obtain.
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