Difference between revisions of "IPv6 And OSPFv3 Over DMVPN"

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Once you've got your DMVPN up and running, as shown in [[DMVPN]], you can enable IPv6 and OSPFv3.
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Once you've got your DMVPN up and running, as shown in the [[DMVPN]] article, you can enable IPv6 and OSPFv3.
  
 
Note that the config is largely the same as the IPv4 version.  The critical difference is the references to the link-local addresses (FE80::).  '''Without these defined, OSPF will have issues maintaining adjacencies'''.  I've also kept the global addresses mentioned (2001:DB8:DDDD::), mostly for things like pinging and SSH.
 
Note that the config is largely the same as the IPv4 version.  The critical difference is the references to the link-local addresses (FE80::).  '''Without these defined, OSPF will have issues maintaining adjacencies'''.  I've also kept the global addresses mentioned (2001:DB8:DDDD::), mostly for things like pinging and SSH.
  
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==Hub Configuration==
 
<PRE>
 
<PRE>
 
ipv6 unicast-routing
 
ipv6 unicast-routing
Line 29: Line 30:
 
ipv6 router ospf 1
 
ipv6 router ospf 1
 
  router-id 10.10.10.1
 
  router-id 10.10.10.1
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</PRE>
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 +
==Spoke Configuration==
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Again, the configuration is largely the same.  As with the IPv4 version, the NHRP redirect option has been removed.
 +
 +
<PRE>
 +
ipv6 unicast-routing
 +
ipv6 cef
 +
!
 +
interface Tunnel0
 +
description DMVPN TUNNEL TO OTHER SITES
 +
ipv6 address FE80::4 link-local
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ipv6 address 2001:DB8:DDDD::4/64
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ipv6 mtu 1400
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ipv6 nhrp map multicast 192.0.2.1
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ipv6 nhrp map multicast 203.0.113.28
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ipv6 nhrp map FE80::1/128 192.0.2.1
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ipv6 nhrp map FE80::2/128 203.0.113.28
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ipv6 nhrp map 2001:DB8:DDDD::1/128 192.0.2.1
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ipv6 nhrp map 2001:DB8:DDDD::2/128 203.0.113.28
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ipv6 nhrp network-id 1
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ipv6 nhrp holdtime 180
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ipv6 nhrp nhs FE80::1
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ipv6 nhrp nhs FE80::2
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ipv6 nhrp nhs 2001:DB8:DDDD::2
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ipv6 nhrp nhs 2001:DB8:DDDD::1
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ipv6 nhrp registration timeout 60
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ipv6 nhrp shortcut
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ipv6 ospf network broadcast
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ipv6 ospf priority 0
 +
ipv6 ospf 1 area 0
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!
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ipv6 router ospf 1
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router-id 10.10.10.4
 
</PRE>
 
</PRE>

Latest revision as of 21:34, 7 April 2015

Once you've got your DMVPN up and running, as shown in the DMVPN article, you can enable IPv6 and OSPFv3.

Note that the config is largely the same as the IPv4 version. The critical difference is the references to the link-local addresses (FE80::). Without these defined, OSPF will have issues maintaining adjacencies. I've also kept the global addresses mentioned (2001:DB8:DDDD::), mostly for things like pinging and SSH.

Hub Configuration

ipv6 unicast-routing
ipv6 cef
!
interface Tunnel0
 description DMVPN
 ipv6 address FE80::1 link-local
 ipv6 address 2001:DB8:DDDD::1/64
 ipv6 mtu 1400
 ipv6 nhrp map multicast dynamic
 ipv6 nhrp map multicast 203.0.113.28
 ipv6 nhrp map FE80::2/128 203.0.113.28
 ipv6 nhrp map 2001:DB8:DDDD::2/128 203.0.113.28
 ipv6 nhrp network-id 1
 ipv6 nhrp holdtime 180
 ipv6 nhrp nhs FE80::2
 ipv6 nhrp nhs 2001:DB8:DDDD::2
 ipv6 nhrp registration timeout 60
 ipv6 nhrp shortcut
 ipv6 nhrp redirect
 ipv6 ospf network broadcast
 ipv6 ospf priority 128
 ipv6 ospf 1 area 0
!
ipv6 router ospf 1
 router-id 10.10.10.1

Spoke Configuration

Again, the configuration is largely the same. As with the IPv4 version, the NHRP redirect option has been removed.

ipv6 unicast-routing
ipv6 cef
!
interface Tunnel0
 description DMVPN TUNNEL TO OTHER SITES
 ipv6 address FE80::4 link-local
 ipv6 address 2001:DB8:DDDD::4/64
 ipv6 mtu 1400
 ipv6 nhrp map multicast 192.0.2.1
 ipv6 nhrp map multicast 203.0.113.28
 ipv6 nhrp map FE80::1/128 192.0.2.1
 ipv6 nhrp map FE80::2/128 203.0.113.28
 ipv6 nhrp map 2001:DB8:DDDD::1/128 192.0.2.1
 ipv6 nhrp map 2001:DB8:DDDD::2/128 203.0.113.28
 ipv6 nhrp network-id 1
 ipv6 nhrp holdtime 180
 ipv6 nhrp nhs FE80::1
 ipv6 nhrp nhs FE80::2
 ipv6 nhrp nhs 2001:DB8:DDDD::2
 ipv6 nhrp nhs 2001:DB8:DDDD::1
 ipv6 nhrp registration timeout 60
 ipv6 nhrp shortcut
 ipv6 ospf network broadcast
 ipv6 ospf priority 0
 ipv6 ospf 1 area 0
!
ipv6 router ospf 1
 router-id 10.10.10.4