Rate This Document
Findability
Accuracy
Completeness
Readability

Telephony Properties

This section describes the Telephony properties.

Configuration Item

Description

Type

Value Range

Default Value

Remarks

persist.sys.prop.writeimei

International mobile equipment identity (IMEI)

int

A numeric string of 15 to 17 digits

86 + a string of 15 random digits

86: China

persist.gsm.operator.alphacph

Network operator name

string

A string of 1 to 20 letters, digits, or spaces

China Mobile

-

persist.gsm.operator.numericcph

Network operator code

int

A numeric string of 5 to 6 digits

46000

The value consists of a three-digit country/region code of the network operator and a two-digit or three-digit mobile network code. For example, 460 indicates China (cn), and 00 indicates China Mobile.

persist.sys.prop.writeimsi

International mobile subscriber identity (IMSI)

int

A numeric string of 15 digits

46000 + a string of random digits

The first five to six digits indicate the operator code of the SIM card. The composition of the operator code is the same as that of the network operator code. 460 indicates China (cn), and 00 indicates China Mobile.

persist.gsm.sim.operator.alphacph

Operator name of the SIM card

string

A string of 1 to 20 letters, digits, or spaces

China Mobile

-

persist.sys.prop.writesimserial

Serial number of the SIM card

int

A numeric string of 20 digits

898603 + a string of random digits + [****]

89 indicates the international dialing prefix, 86 indicates China, and 00 indicates China Mobile.

persist.sys.prop.writephonenum

Phone number

int

A numeric string of 7 to 11 digits

15551236565

-

  • You need to restart the container for the property settings to take effect.
  • During container startup, the system checks whether the characters and value length are valid. If they are invalid, the default values are used.