NETWORK MODEL MANAGEMENT METHOD, SESSION ESTABLISHMENT OR MODIFICATION METHOD, AND APPARATUS

摘要

Provided are a network model management method, a session establishment or modification method, an apparatus, a terminal and a network device. The network model management method comprises: a terminal sending a first message to a network-side network element, wherein the first message carries first model information, and the first model information is model information stored by the terminal or requested model information; and the terminal receiving a second message sent by the network-side network element, wherein the second message carries second model information, and the second model information is model information allowed by the terminal or configured model information.