Glossary

HFN – Hyper Frame Number
# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

HFN – Hyper Frame Number

In 2G/3G/4G radio access systems the HFN is used between the base station and the mobile to limit the number of bits used for sequencing over the radio interface. The number may also be used as part of the security process.


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