ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,477,600, issued on Nov. 18, was assigned to Ofinno LLC (Reston, Va.).
"Tunnel failure signaling procedures" was invented by Weihua Qiao (Herndon, Va.), Esmael Hejazi Dinan (McLean, Va.), Kyungmin Park (Vienna, Va.), Jinsook Ryu (Oakton, Va.), Peyman Talebi Fard (Vienna, Va.) and Taehun Kim (Fairfax, Va.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A user plane function (UPF) receives, from a control plane function (CPF), a request to establish a layer 2 tunneling protocol (L2TP) tunnel for a first protocol data unit (PDU) session of a wireless device. The UPF sends, to the CPF, a message comprising a tunnel failure cause for the establishment of the L...