Patent ID: 8442229
Filing Date: 2013-05-14
Classification: H04L,H04Q

Abstract:
1. An optical network unit (ONU), comprising: a processor coupled to a memory and configured to exchange security information between the ONU and an optical line terminal (OLT) by using a plurality of attributes in an Enhanced Security Control management entity (ME) in the ONU via an ONU management control interface (OMCI) channel; wherein the plurality of attributes comprise: an OLT crypto capabilities attribute that specifies one or more cryptographic mechanisms available at the OLT; an ONU selected crypto capabilities attribute that specifies a cryptographic capability that is selected by the ONU; an OLT random challenge table attribute that specifies a random challenge issued by the OLT; an ONU authentication result table attribute specifies a result of an authentication challenge from the ONU according to the ONU selected crypto capabilities attribute; an ONU random challenge table attribute that specifies a random challenge issued by the ONU; an OLT authentication result table attribute that specifies a result of an authentication calculation from the OLT; and a master session key name attribute that comprises a name of a current session key after a successful authentication.