300-510 SPRI: Implementing Cisco Service Provider Advanced Routing SolutionsDemo

By Cisco · Question Mode

QuestionQ110

Unicast Routing

Refer to the exhibit.

Question Image

When is the IPv6 extension header ignored—when which value equals zero?

  • A Segments Left
  • B Hdr Ext Len
  • C Routing Type
  • D Next Header
Explanation

For an IPv6 Routing header with an unrecognized Routing Type, a node ignores the Routing header and proceeds to the header identified by its Next Header field when Segments Left equals zero. RFC 8200, Section 4.4

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