On the IANA Protocol Registries page, find the IS-IS protocol section. Identify the 'Expert' for 'IS-IS Authentication Type Codes' and 'IS-IS SRv6 Capabilities Sub-TLV Flags'. Also, determine the 'Defining Document' for the 'IS-IS PDU Registry'. Provide all three pieces of information.
Navigate to the IANA Protocol Registries page at iana.org/protocols. Locate the 'IS-IS' section within the protocol registries table. Identify the 'Expert' for 'IS-IS Authentication Type Codes'. Identify the 'Defining Document' for 'IS-IS PDU Registry'. Identify the 'Expert' for 'IS-IS SRv6 Capabilities Sub-TLV Flags'. State the identified Expert names and the Defining Document.
Successfully navigate to the 'Protocol Registries' page. Correctly identify the 'Expert' for 'IS-IS Authentication Type Codes' as 'Chris Hopps, Hannes Gredler, Les Ginsberg'. Correctly identify the 'Defining Document' for 'IS-IS PDU Registry' as 'RFC 7176'. Correctly identify the 'Expert' for 'IS-IS SRv6 Capabilities Sub-TLV Flags' as 'Chris Hopps, Hannes Gredler, Les Ginsberg'. Provide all three pieces of information in the final answer.