A virtual private switched telephone network

Details A virtual private switched telephone network A virtual private switched telephone network

H - Electricity

04

M

H04M 5/00 (2006.01) H04M 7/00 (2006.01) H04M 3/22 (2006.01)

Patent

CA 2428472

A system and method to provide secure access across the untrusted public switched telephone network (116) is described. The system and method can be initiated by a security policy defining actions, including conducting the call in secure mode, to be taken based upon at least one detected attribute of the call.

L'invention concerne un système et un procédé assurant un accès sûr au réseau téléphonique public commuté non sécurisé (116). Ces système et procédé peuvent être initiées par une politique de sécurité qui définit les actions à accomplir, notamment le traitement de l'appel selon un mode sûr, sur la base d'au moins un attribut détecté de l'appel.

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