IPv6 Ping & Debug ICMP commands

April 25, 2007 at 11:29 am | Posted in IPv6 | Leave a comment

PE1#
!
ipv6 unicast-routing
!
interface FastEthernet0/0
 ip address 50.50.50.2 255.255.255.0
 speed 10
 full-duplex
 ipv6 enable

CE1#
!
ipv6 unicast-routing
!
!
interface FastEthernet0
 ip address 50.50.50.10 255.255.255.0
 speed 10
 full-duplex
 ipv6 enable

PE1#sh ipv6 nei
IPv6 Address                              Age Link-layer Addr State Interface
FE80::211:BBFF:FEB0:8F07                    0 0011.bbb0.8f07  STALE Fa0/0

PE1#sh deb
Generic IPv6:
  ICMP packet debugging is on
PE1#ping ipv6 FE80::211:BBFF:FEB0:8F07
Output Interface: fastethernet0/0
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to FE80::211:BBFF:FEB0:8F07, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 1/2/4 ms
PE1#
*Mar  1 05:07:23.594: ICMPv6: Sending echo request to FE80::211:BBFF:FEB0:8F07
*Mar  1 05:07:23.594: ICMPv6: Received ICMPv6 packet from FE80::211:BBFF:FEB0:8F07, type 135
*Mar  1 05:07:23.598: ICMPv6: Received ICMPv6 packet from FE80::211:BBFF:FEB0:8F07, type 129
*Mar  1 05:07:23.598: ICMPv6: Received echo reply from FE80::211:BBFF:FEB0:8F07
*Mar  1 05:07:23.598: ICMPv6: Sending echo request to FE80::211:BBFF:FEB0:8F07
*Mar  1 05:07:23.602: ICMPv6: Received ICMPv6 packet from FE80::211:BBFF:FEB0:8F07, type 129
*Mar  1 05:07:23.602: ICMPv6: Received echo reply from FE80::211:BBFF:FEB0:8F07
*Mar  1 05:07:23.602: ICMPv6: Sending echo request to FE80::211:BBFF:FEB0:8F07
*Mar  1 05:07:23.602: ICMPv6: Received ICMPv6 packet from FE80::211:BBFF:FEB0:8F07, type 129
*Mar  1 05:07:23.602: ICMPv6: Received echo reply from FE80::211:BBFF:FEB0:8F07
*Mar  1 05:07:23.606: ICMPv6: Sending echo request to FE80::211:BBFF:FEB0:8F07
*Mar  1 05:07:23.606: ICMPv6: Received ICMPv6 packet from FE80::211:BBFF:FEB0:8F07, type 129
*Mar  1 05:07:23.606: ICMPv6: Received echo reply from FE80::211:BBFF:FEB0:8F07
*Mar  1 05:07:23.606: ICMPv6: Sending echo request to FE80::211:BBFF:FEB0:8F07
*Mar  1 05:07:23.610: ICMPv6: Received ICMPv6 packet from FE80::211:BBFF:FEB0:8F07, type 129
*Mar  1 05:07:23.610: ICMPv6: Received echo reply from FE80::211:BBFF:FEB0:8F07
*Mar  1 05:07:28.594: ICMPv6: Received ICMPv6 packet from FE80::211:BBFF:FEB0:8F07, type 136

PE1#sh ipv6 nei
IPv6 Address                              Age Link-layer Addr State Interface
FE80::211:BBFF:FEB0:8F07                    0 0011.bbb0.8f07  REACH Fa0/0
CE1#sh ipv6 nei
IPv6 Address                              Age Link-layer Addr State Interface
FE80::20B:5FFF:FE76:7280                    2 000b.5f76.7280  STALE Fa0

CE1#debug ipv6 icmp
ICMP packet debugging is on
CE1#ping ipv6 FE80::20B:5FFF:FE76:7280
Output Interface: FastEthernet0
Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to FE80::20B:5FFF:FE76:7280, timeout is 2 seconds:
Packet sent with a source address of FE80::211:BBFF:FEB0:8F07
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 4/4/4 ms
CE1#
ICMPv6: Sending echo request to FE80::20B:5FFF:FE76:7280
ICMPv6: Received ICMPv6 packet from FE80::20B:5FFF:FE76:7280, type 129
ICMPv6: Received echo reply from FE80::20B:5FFF:FE76:7280
ICMPv6: Sending echo request to FE80::20B:5FFF:FE76:7280
ICMPv6: Received ICMPv6 packet from FE80::20B:5FFF:FE76:7280, type 129
ICMPv6: Received echo reply from FE80::20B:5FFF:FE76:7280
ICMPv6: Sending echo request to FE80::20B:5FFF:FE76:7280
ICMPv6: Received ICMPv6 packet from FE80::20B:5FFF:FE76:7280, type 129
ICMPv6: Received echo reply from FE80::20B:5FFF:FE76:7280
ICMPv6: Sending echo request to FE80::20B:5FFF:FE76:7280
ICMPv6: Received ICMPv6 packet from FE80::20B:5FFF:FE76:7280, type 129
ICMPv6: Received echo reply from FE80::20B:5FFF:FE76:7280
ICMPv6: Sending echo request to FE80::20B:5FFF:FE76:7280
ICMPv6: Received ICMPv6 packet from FE80::20B:5FFF:FE76:7280, type 129
ICMPv6: Received echo reply from FE80::20B:5FFF:FE76:7280
ICMPv6: Received ICMPv6 packet from FE80::20B:5FFF:FE76:7280, type 136
ICMPv6: Received ICMPv6 packet from FE80::20B:5FFF:FE76:7280, type 135
ICMPv6: Received ICMPv6 packet from FE80::20B:5FFF:FE76:7280, type 134
CE1#sh ipv6 nei
IPv6 Address                              Age Link-layer Addr State Interface
FE80::20B:5FFF:FE76:7280                    0 000b.5f76.7280  REACH Fa0
Turn on IPv6 on another router P1
P1(config)#ipv6 unicast-routing
P1(config)#int fa0/0
P1(config-if)#ipv6 enable
PE1#debug ipv6 nd    
ICMP Neighbor Discovery events debugging is on
PE1#
*Mar  1 05:13:48.042: ICMPv6: Received ICMPv6 packet from FE80::20B:5FFF:FE63:1620, type 136
*Mar  1 05:13:48.042: ICMPv6-ND: Received NA for FE80::20B:5FFF:FE63:1620 on FastEthernet0/0 from FE80::20B:5FFF:FE63:1620
*Mar  1 05:13:51.042: ICMPv6: Received ICMPv6 packet from FE80::20B:5FFF:FE63:1620, type 134
*Mar  1 05:13:51.042: ICMPv6-ND: Received RA from FE80::20B:5FFF:FE63:1620 on FastEthernet0/0
*Mar  1 05:13:51.042: ICMPv6-ND: DELETE -> INCMP: FE80::20B:5FFF:FE63:1620
*Mar  1 05:13:51.042: ICMPv6-ND: INCMP -> STALE: FE80::20B:5FFF:FE63:1620
*Mar  1 05:14:14.254: ICMPv6-ND: Sending RA to FF02::1 on FastEthernet0/0
*Mar  1 05:14:14.254: ICMPv6-ND:     MTU = 1500
*Mar  1 05:14:27.114: ICMPv6: Received ICMPv6 packet from FE80::211:BBFF:FEB0:8F07, type 134
*Mar  1 05:14:27.114: ICMPv6-ND: Received RA from FE80::211:BBFF:FEB0:8F07 on FastEthernet0/0
PE1#
PE1#
PE1#sh ipv6 nei
IPv6 Address                              Age Link-layer Addr State Interface
FE80::20B:5FFF:FE63:1620                    0 000b.5f63.1620  STALE Fa0/0
FE80::211:BBFF:FEB0:8F07                    3 0011.bbb0.8f07  STALE Fa0/0

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