A. 2001:0DB8:417A B. 2001::0DB8::417A C. 2001:::0DB8::417A D. 2001:0D B8:0:0:417A E. 2001::DB8:0:0:417A F. 2001:::0DB8:0:0:417A
A. An IPv6 address is 128 bits long. B. An IPv6 header contains the header checksum field. C. An IPv6 header is 20 bits long. D. An IPv6 header contains the next header field. E. IPv6 route rs send RA messages. F. An IPv6 header contains the protocol field.
A. OSPFv3 for IPv6 authen tication is supported by IPv6 IPsec. B. OSPFv3 for IPv6 authentication is supported by MD5 authentication. C. OSPFv3 for IPv6 authentication is supported by IPv4 IPsec. D. OSPFv3 for IPv6 authentication is supported by SHA - 1 authentication.