[英]Configure APNs on Android 9 (API level 28)
我正在尝试使用新的 APN api
代码看起来像这样
DevicePolicyManager dpm = (DevicePolicyManager) getSystemService(Context.DEVICE_POLICY_SERVICE);
ComponentName deviceAdmin = new ComponentName(getApplicationContext(), DeviceAdmin.class);
ApnSetting apn = (new ApnSetting.Builder())
.setApnTypeBitmask(ApnSetting.TYPE_DEFAULT)
.setApnName("sonme.real.apn.url")
.setEntryName("Some Entry")
.setCarrierEnabled(true)
.build();
int re = dpm.addOverrideApn(deviceAdmin, apn);
dpm.setOverrideApnsEnabled(deviceAdmin, true);
但除了 APN 菜单变得不可用(锁定到管理员 - 这没关系)之外,APN 无法正常工作
ps
我检查了dpm.getOverrideApns(deviceAdmin);
并且添加的 apn 存在......我还尝试设置setProtocol
和setRoamingProtocol
有任何想法吗?
终于知道少了什么
似乎在使用 API 添加 apns 时,您必须明确指定setProtocol
、 setRoamingProtocol
和setOperatorNumeric
,它是必须的,它由 Telephony.Carriers.MCC + Telephony.Carriers.MNC 组成(在我的情况下,我必须填充 MNC前导零)
ApnSetting apn = (new ApnSetting.Builder())
.setApnTypeBitmask(ApnSetting.TYPE_DEFAULT)
.setApnName("net.hotm")
.setEntryName("HOT")
.setCarrierEnabled(true) // enable it
.setOperatorNumeric("425" + "07") // this is a must its consists from Telephony.Carriers.MCC + Telephony.Carriers.MNC, In my case, I had to pad the MNC with a leading zero
.setProtocol(ApnSetting.PROTOCOL_IPV4V6) // this is a must
.setRoamingProtocol(ApnSetting.PROTOCOL_IPV4V6) // this is a must
.build();
int re = dpm.addOverrideApn(deviceAdmin, apn);
currApns = dpm.getOverrideApns(deviceAdmin);
dpm.setOverrideApnsEnabled(deviceAdmin, true);
ps
MCC 和 MNC 可以从TelephonyManager, getSimOperator()
( getSimOperator().substring(3) and getSimOperator().substring(0, 3)
)获取
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