3 Replies Latest reply: Jul 16, 2017 7:18 PM by Peter McKenzie RSS

    2 routers are connected to L3 switch (acts as internet). I am able to ping ipv4 address of 2nd router interface but not ipv6 address of same interface.

    Praveen

      Below is configuration. I am able to ping in ipv4 but not in ipv6 ? can you please help me

       

      2 routers are connected to L3 switch (acts as internet). I am able to ping ipv4 address of 2nd router interface but not ipv6 address of same interface.

      Configuration of  routers and switch as below. L2 diagram was attached belwo

       

      SWITCH CONFIGURATION act as internet

      ipv6 unicast-routing

      ip routing

      int range e0/0-3

        no swit

        no shut

      int e0/1

        ip add 192.1.1.10 255.255.255.0

        ipv6 add 12:1::10/64

      int e0/2

        ip add 192.1.2.10 255.255.255.0

        ipv6 add 12:2::10/64

        end

         

      R1 CONFIGURATION

      ipv6 unicast-routing

      int e0/0

        no shut

        ip add 192.1.1.1 255.255.255.0

        ipv6 add 12:1::1/64

        exit

      ip route 0.0.0.0 0.0.0.0 192.1.1.10

      ipv6 route ::/64 12:1::10

       

      R2 CONFIGURAION

      int e0/0

        no shut

        ip add 192.1.2.2 255.255.255.0

        ipv6 add 12:2::2/64

        exit

      ip route 0.0.0.0 0.0.0.0 192.1.2.10

      ipv6 route ::/64 12:2::10


      TESTING

       

      SWITCH#show ipv6 nei | exc FE

      IPv6 Address                              Age Link-layer Addr State Interface

      12:1::1                                    15 aabb.cc00.0f00  STALE Et0/1

      12:2::2                                    18 aabb.cc00.1000  STALE Et0/2


      R_1_#ping 192.1.2.2

      Type escape sequence to abort.

      Sending 5, 100-byte ICMP Echos to 192.1.2.2, timeout is 2 seconds:

      !!!!!

      Success rate is 100 percent (5/5), round-trip min/avg/max = 1/1/1 ms

      R_1_#

      R_1_#ping 12:2::2

      Type escape sequence to abort.

      Sending 5, 100-byte ICMP Echos to 12:2::2, timeout is 2 seconds:

      % No valid route for destination

      Success rate is 0 percent (0/1)

      R_1_#ping 12:2::10

      Type escape sequence to abort.

      Sending 5, 100-byte ICMP Echos to 12:2::10, timeout is 2 seconds:

      % No valid route for destination

      Success rate is 0 percent (0/1)

      R_1_#ping 12:1::10

      Type escape sequence to abort.

      Sending 5, 100-byte ICMP Echos to 12:1::10, timeout is 2 seconds:

      !!!!!

      Success rate is 100 percent (5/5), round-trip min/avg/max = 1/3/5 ms

      R_1_#

      R_1_#