Patent ID: 9445354
Filing Date: 2016-09-13
CPC Classification: H04L,H04W

Claim Text:
1. A mobile communications device, operating as a Mobile Terminal (MT), comprising: a receiver, configured to receive a Router Advertisement from a service network; a processor, configured to set an O-Flag of the Router Advertisement to 1 when the MT gets at least one of an IPv6 DNS or a SIP server address and the O-Flag of the Router Advertisement from the service network is set to 0; and a transmitter, configured to transmit the Router Advertisement to a Terminal Equipment (TE), wherein the receiver receives a DHCPv6 INFORMATION-REQUEST message from the TE after transmitting the Router Advertisement; and wherein the MT transmits a DHCPv6 REPLY message to the TE according to at least one of the IPv6 DNS or the SIP server address from the service network or the pre-stored IPv6 DNS or the SIP server addresses from a memory.