o address extensions Default: True Value: True or false Specifies whether the "called address extension" and "calling address extension" fields to be included in the outgoing call packet. o address prefix Address prefix to trigger the use of DTE class and destination. Supplied as an argument to the create command. You cannot modify this characteristic. o destination Default: No DTE address Value: DTE address Manually entered DTE address. This address is used only if the mapping characteristic has the value manual. o dte class Default: No class name Value: Class name Name of the DTE class to be used in making the outgoing call. If not specified, any DTE class may be used. o mapping Default: X.121 Value: Manual or X.121 Mechanism by which the destination DTE address is to be derived. manual The destination DTE address is supplied manually by means of the destination characteristic. X.121 The destination DTE address is derived by an algorithm from an NSAP address in X.121 format. X.121 address mapping may only be specified with address prefixes of 36, 37, 49, 52 and 53.