D211:
D212:
An example for programming of location codes:
Uniform Dialing Plan Report Extension Codes Type Node Number / Location Code 2xxx -VOIP AARCode 892 3xxx -211 Local 4xxx -213 AARCode 895 5xxx -214 AARCode 894 8xxx -gergo AARCode 893 ^ |AAR prefix Type: AARCode, Local, ENPCode, TempOOS, UDPcode Dialing plans: UDP - Uniform Dialing Plan UDPcode/AARcode ENP - Extension Number Portability code PNA - Private Network Address AAR - Automatic Alternate Routing (PNA+UDP) ARS - Automatic Route Selection 9 + 1 + (212) - 201 -1234 ^ ^ | | ARS prefix ARS access code Reference: Implementation 6-117 Networks: ETN - Electronic Tandem Network (4-level hierarchic network of PNXs) many locations, large area DCS - Distributed Communication System several locations, small or large area Main/Satellite/Tributary few locations, small area Features for the customer to choose the location of extensions and control the routing of calls: UDP AAR ARS Network addresses: RNX - R=2..9 N=0..9 X=0..9 ETN address DCS UDP 7 digits - network address | |-----------| location code extension number 3 digits 4 digits RNX XXXX ^ | first digit cannot be 0