Debug to see solicited-node multicast address

R1 = 2001::1/64

R2= 2001::222:22FF:FE22:2222

 

R2#debug ipv6 icmp
  ICMP Packet debugging is on

R2#ping 2001::1

Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 2001::1, timeout is 2 seconds:

*Aug  8 16:57:43.463: ICMPv6: Sent echo request, Src=2001::222:22FF:FE22:2222, Dst=2001::1
*Aug  8 16:57:43.467: ICMPv6: Sent N-Solicit, Src=2001::222:22FF:FE22:2222, Dst=FF02::1:FF00:1
*Aug  8 16:57:43.539: ICMPv6: Received N-Advert, Src=2001::1, Dst=2001::222:22FF:FE22:2222
*Aug  8 16:57:43.611: ICMPv6: Checksum error.!!!!
Success rate is 80 percent (4/5), round-trip min/avg/max = 16/22/40 ms
R2#
*Aug  8 16:57:45.463: ICMPv6: Sent echo request, Src=2001::222:22FF:FE22:2222, Dst=2001::1
*Aug  8 16:57:45.507: ICMPv6: Received echo reply, Src=2001::1, Dst=2001::222:22FF:FE22:2222
*Aug  8 16:57:45.511: ICMPv6: Sent echo request, Src=2001::222:22FF:FE22:2222, Dst=2001::1
*Aug  8 16:57:45.527: ICMPv6: Received echo reply, Src=2001::1, Dst=2001::222:22FF:FE22:2222
*Aug  8 16:57:45.531: ICMPv6: Sent echo request, Src=2001::222:22FF:FE22:2222, Dst=2001::1
*Aug  8 16:57:45.547: ICMPv6: Received echo reply, Src=2001::1, Dst=2001::222:22FF:FE22:2222
*Aug  8 16:57:45.547: ICMPv6: Sent echo request, Src=2001::222:22FF:FE22:2222, Dst=2001::1
R2#
*Aug  8 16:57:45.563: ICMPv6: Received echo reply, Src=2001::1, Dst=2001::222:22FF:FE22:2222
R2#
*Aug  8 16:57:48.559: ICMPv6: Received N-Solicit, Src=FE80::211:11FF:FE11:1111, Dst=2001::222:22FF:FE22:2222
*Aug  8 16:57:48.567: ICMPv6: Sent N-Advert, Src=2001::222:22FF:FE22:2222, Dst=FE80::211:11FF:FE11:1111
R2#
*Aug  8 16:57:53.571: ICMPv6: Sent N-Solicit, Src=FE80::222:22FF:FE22:2222, Dst=FE80::211:11FF:FE11:1111
*Aug  8 16:57:53.595: ICMPv6: Received N-Advert, Src=FE80::211:11FF:FE11:1111, Dst=FE80::222:22FF:FE22:2222
R2#
*Aug  8 16:57:58.595: ICMPv6: Received N-Solicit, Src=FE80::211:11FF:FE11:1111, Dst=FE80::222:22FF:FE22:2222
*Aug  8 16:57:58.603: ICMPv6: Sent N-Advert, Src=FE80::222:22FF:FE22:2222, Dst=FE80::211:11FF:FE11:1111
R2#
*Aug  8 16:59:32.423: ICMPv6: Sent R-Advert, Src=FE80::222:22FF:FE22:2222, Dst=FF02::1

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