Configuring Access Point Name Restriction (NSM Procedure)

To configure APN restriction:

In the NSM navigation tree, select Object Manager>GTP Objects.
Select an object and click Edit.
In the GTP object navigation tree, select IMSI Prefix and APN Filtering.
Click New and specify the following:
- For APN, enter access point name mobiphone.com.mnc123.mcc456.gprs.
- For Selection Mode, select Network.
- Click OK to apply the settings.