METHODS AND NODES FOR PROTECTION OF RADIO ACCESS NETWORKS

摘要

The disclosure relates to a method performed in a first node (12, 21) of a radio access network (20). The method comprises receiving, from an access node(11)of the radio access network (20), a channel required message; establishing, based on at least one information element of the channel required message, that the information element deviates from an expected behavior of such information elements, and rejecting a channel request related to the channel required message. A method provided in a second node is also provided, and nodes, computer programs and computer program products.