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Hierarchy Level


Use the imsi-prefix option to specify an International Mobile Station Identity (IMSI) prefix for filtering GTP packets. You can also filter GTP packets based on the combination of an IMSI prefix and an access point name (APN).

From Junos OS Release 20.4R1 onwards, the [edit security gprs gtp profile profile-name apn pattern-string] hierarchy level is replaced by [edit security gtp profile profile-name apn pattern-string].


imsi-prefix-digits—To specify an IMSI prefix.

The remaining statements are explained separately. See CLI Explorer.

Required Privilege Level

security—To view this statement in the configuration.

security-control—To add this statement to the configuration.

Release Information

Statement introduced in Junos OS Release 10.0. Support.