27 févr. 2012

IPv6 - Frame-Relay #1

There is no Frame-Relay inarp mechanism for IPv6 in IOS.
We must use static l3 to l2 mapping:


!
hostname r1
!

interface Serial1/0
 no ip address
 encapsulation frame-relay
 ipv6 address 2001:CC1E::/64 eui-64
 ipv6 enable
 serial restart-delay 0
!


Gives us the IPv6 address:



r1#sh ipv6 interface brief s1/0
Serial1/0                  [up/up]
    FE80::C800:32FF:FE45:0
    2001:CC1E::C800:32FF:FE45:0
!


On r2:

!
hostname r2
!

interface Serial1/0
 no ip address
 encapsulation frame-relay
 ipv6 address 2001:CC1E::/64 eui-64
 ipv6 enable
 serial restart-delay 0
!


Gives us the IPv6 address:

r2#sh ipv6 interface brief s1/0
Serial1/0                  [up/up]
    FE80::C801:32FF:FE45:0
    2001:CC1E::C801:32FF:FE45:0
!




Now, we can configure the mapping:


On r1:

!
interface Serial1/0
 frame-relay map ipv6 2001:CC1E::C801:32FF:FE45:0 102
!
r1#show frame-relay map
Serial1/0 (up): ipv6 2001:CC1E::C801:32FF:FE45:0 dlci 102(0x66,0x1860), static,
              CISCO, status defined, active


And, on r2:
!
interface Serial1/0

 frame-relay map ipv6 2001:CC1E::C800:32FF:FE45:0 102

!
r2#show frame-relay map 
Serial1/0 (up): ipv6 2001:CC1E::C800:32FF:FE45:0 dlci 201(0xC9,0x3090), static,
              CISCO, status defined, active


It works:
r1#ping ipv6 2001:CC1E::C801:32FF:FE45:0 source 2001:CC1E::C800:32FF:FE45:0

Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 2001:CC1E::C801:32FF:FE45:0, timeout is 2 seconds:
Packet sent with a source address of 2001:CC1E::C800:32FF:FE45:0
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 12/16/24 ms
r1#
And:
r2#ping ipv6 2001:CC1E::C800:32FF:FE45:0 source 2001:CC1E::C801:32FF:FE45:0

Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 2001:CC1E::C800:32FF:FE45:0, timeout is 2 seconds:
Packet sent with a source address of 2001:CC1E::C801:32FF:FE45:0
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 12/16/24 ms
r2#


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IPv6 with point to point subifs works the same way.
Just specify the dlci (frame-relay interface-dlci 201 on r2, 102 on r1).



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