Glossary

S-TMSI – Serving Temporary Mobile Subscriber Identity
# 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

S-TMSI – Serving Temporary Mobile Subscriber Identity

The S-TMSI is similar in format to the P-TMSI. It is used to protect the subscribers IMSI during NAS interaction as well as identifying the MME (Mobility Management Entity) or MME pool that is responsible for the UE. The S-TMSI is constructed from the MMEC (MME Code) and the M-TMSI.


< Back to glossary

Need more information? Want to know more about what we do?
Contact Us or Call +44 (0) 1524 844669

Working together with