Re: PPPoE with IPv6

Thanks Rich, that is some interesting stuff!

On Mon, Sep 28, 2009 at 1:02 PM, Rich Collins <nilsi2002_at_gmail.com> wrote:

> Hi,
>
> I did get a ipv6 dhcp version of this to work - I referenced this
> link:
>
https://www.cisco.com/en/US/products/ps6553/products_white_paper09186a00801e1
99d.shtml
>
> Perhaps there is a way to refine this configuration but it did work for me.
>
>
>
> R1#sh ver
> Cisco IOS Software, 3700 Software (C3725-ADVENTERPRISEK9-M), Version
> 12.4(15)T7, RELEASE SOFTWARE (fc3)
>
> R1#sh run
> Building configuration...
>
> Current configuration : 2540 bytes
> !
> version 12.4
> service timestamps debug datetime msec
> service timestamps log datetime msec
> no service password-encryption
> !
> hostname R1
> !
> no ip domain lookup
> ip multicast-routing
> ipv6 unicast-routing
> !
> !
> vpdn enable
> !
> !
> !
> !
> bba-group pppoe global
> !
> !
> interface FastEthernet0/0
> no ip address
> speed auto
> full-duplex
> ipv6 address DH-PREFIX 0:0:0:1::/64 eui-64
> ipv6 enable
> pppoe enable group global
> pppoe-client dial-pool-number 1
> no clns route-cache
> !
> !
> interface Dialer1
> no ip address
> ip mtu 1492
> ip pim sparse-mode
> encapsulation ppp
> dialer pool 1
> dialer idle-timeout 0
> dialer persistent
> ipv6 address autoconfig
> no ipv6 nd ra suppress
> ipv6 dhcp client pd DH-PREFIX
> no peer neighbor-route
> !
> ip forward-protocol nd
> !
> !
> ipv6 route ::/0 Dialer1
> !
>
> R1#
>
>
> R2#
> R2#sh run
> Building configuration...
>
> Current configuration : 3342 bytes
> !
> version 12.4
> !
> hostname R2
> !
> aaa session-id common
> memory-size iomem 5
> ip cef
> !
> !
> no ip domain lookup
> ipv6 unicast-routing
> ipv6 cef
> ipv6 dhcp pool foo
> prefix-delegation 2001:7:7::/48 0003000100055FAF2C08
> prefix-delegation 2001:8:8::/48 0003000100055FAC1808
> prefix-delegation 2001:8:9::/48 000E0001
> prefix-delegation 2001:8:A::/48 00030001C20020310000
> !
> !
> !
> !
> bba-group pppoe global
> virtual-template 1
> !
> !
> interface Loopback0
> ipv6 address 2001:2:2:2::2/64
> ipv6 enable
> !
> interface FastEthernet2/0
> no ip address
> speed auto
> full-duplex
> ipv6 enable
> pppoe enable group global
> !
> interface Virtual-Template1
> no ip address
> ipv6 address 2001:8:A::1/48
> ipv6 enable
> no ipv6 nd ra suppress
> ipv6 dhcp server foo
> !
> !
> no ip forward-protocol nd
>
> R2#
>
>
>
>
> R1#sh pppoe session interface fastEthernet 0/0
> 1 client session
>
> Uniq ID PPPoE RemMAC Port VT VA
> State
> SID LocMAC VA-st
> N/A 19 c201.2031.0020 Fa0/0 Di1 Vi2 UP
> c200.2031.0000 UP
> R1#
>
> R2#sh ipv6 dhcp binding
> Client: FE80::C000:20FF:FE31:0
> DUID: 00030001C20020310000
> Interface : Virtual-Access2.1
> IA PD: IA ID 0x000E0001, T1 302400, T2 483840
> Prefix: 2001:8:A::/48
> preferred lifetime 604800, valid lifetime 2592000
> expires at Mar 31 2002 01:36 AM (2591347 seconds)
> R2#
>
>
>
> R1#ping ipv6 2001:2:2:2::2
>
> Type escape sequence to abort.
> Sending 5, 100-byte ICMP Echos to 2001:2:2:2::2, timeout is 2 seconds:
> !!!!!
> Success rate is 100 percent (5/5), round-trip min/avg/max = 16/16/16 ms
> R1#
>
>
> Hints:
>
> R1# clear pppoe all
> R1#clear ipv6 dhcp client dialer 1 (to flush the dhcp address 
> necessary even after clearing pppoe session)
>
>
> R1#sh ipv6 dhcp interface
> Dialer1 is in client mode
> State is OPEN
> Renew will be sent in 3d11h
> List of known servers:
> Reachable via address: FE80::C001:20FF:FE31:0
>
> DUID: 00030001C20120310000 >>>>>>use this for dhcp pool in server<<<<<<
>
> Preference: 0
> Configuration parameters:
> IA PD: IA ID 0x000E0001, T1 302400, T2 483840
> Prefix: 2001:8:A::/48
> preferred lifetime 604800, valid lifetime 2592000
> expires at Mar 31 2002 01:36 AM (2591811 seconds)
> Information refresh time: 0
> Prefix name: DH-PREFIX
> Rapid-Commit: disabled
> R1#
>
>
>
> -Rich
>
> On Sat, Sep 26, 2009 at 6:41 PM, Joe Astorino <jastorino_at_ipexpert.com>
> wrote:
> > Did anybody ever get IPv6 to function properly over a PPPoE link? If so,
> > can you please share ?
> >
> > On Wed, Sep 2, 2009 at 2:10 AM, Joe Astorino <jastorino_at_ipexpert.com>
> wrote:
> >
> >> Has anybody successfully set this up?
> >>
> >> Basically, on the PPPoE server side, when I assign my ipv6 address to
> the
> >> virtual-template interface you can see it , but the router never adds a
> >> route for it in the routing table. On the client end of the PPPoE
> things
> >> seem to work fine using the dialer interface. Interestingly enough, I
> see
> >> IPv6CP negotiating OK in the debugs, and I can actually see the
> link-local
> >> address of the other side in "show ipv6 neighbor" but no ping to the
> other
> >> side global address. I've even tried ipv6 unnumbered with no luck.
> >>
> >> Also, it works totally fine for IPv4...I have enabled ipv6
> unicast-routing
> >> of course, and also ipv6 cef just in case. I am running 12.4(24)T1 and
> have
> >> also tried this on 12.4(3a)
> >>
> >> basically I have below:
> >>
> >> Server
> >> ----------
> >>
> >> vpdn enable
> >> bba-group pppoe global
> >> virtual-template 1
> >>
> >> interface FastEthernet0/0
> >> no ip address
> >> duplex auto
> >> speed auto
> >> pppoe enable group global
> >>
> >> interface Virtual-Template1
> >> mtu 1492
> >> ip address 141.41.67.6 255.255.255.0
> >> ipv6 address 2001:0:0:67::6/64
> >> ipv6 enable
> >>
> >>
> >> Client
> >> --------
> >>
> >> interface FastEthernet0/0
> >> no ip address
> >> duplex auto
> >> speed auto
> >> pppoe enable group global
> >> pppoe-client dial-pool-number 1
> >>
> >> interface Dialer1
> >> mtu 1492
> >> ip address dhcp
> >> encapsulation ppp
> >> dialer pool 1
> >> dialer idle-timeout 0
> >> dialer persistent
> >> ipv6 address FE80::7 link-local
> >> ipv6 address 2001:0:0:67::7/64
> >> ipv6 enable
> >>
> >>
> >> so check this out...
> >>
> >> R6(config-if)#do sh run int virtual-template1
> >> Building configuration...
> >>
> >> Current configuration : 128 bytes
> >> !
> >> interface Virtual-Template1
> >> mtu 1492
> >> ip address 141.41.67.6 255.255.255.0
> >> ipv6 address 2001:0:0:67::6/64
> >> ipv6 enable
> >> end
> >>
> >> R6(config-if)#do sh ipv6 route
> >> IPv6 Routing Table - Default - 10 entries
> >> Codes: C - Connected, L - Local, S - Static, U - Per-user Static route
> >> B - BGP, M - MIPv6, R - RIP, I1 - ISIS L1
> >> I2 - ISIS L2, IA - ISIS interarea, IS - ISIS summary, D - EIGRP
> >> EX - EIGRP external
> >> O - OSPF Intra, OI - OSPF Inter, OE1 - OSPF ext 1, OE2 - OSPF ext
> 2
> >> ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2
> >> R 2001::2/128 [120/2]
> >> via FE80::2, Serial0/1/0
> >> R 2001::5/128 [120/3]
> >> via FE80::2, Serial0/1/0
> >> LC 2001::6/128 [0/0]
> >> via Loopback6, receive
> >> C 2001::256:0/125 [0/0]
> >> via Serial0/1/0, directly connected
> >> L 2001::256:6/128 [0/0]
> >> via Serial0/1/0, receive
> >> C 2001:0:0:69::/64 [0/0]
> >> via Serial0/2/0, directly connected
> >> L 2001:0:0:69::6/128 [0/0]
> >> via Serial0/2/0, receive
> >> C 2001:0:0:70::/64 [0/0]
> >> via Serial0/2/1, directly connected
> >> L 2001:0:0:70::6/128 [0/0]
> >> via Serial0/2/1, receive
> >> L FF00::/8 [0/0]
> >> via Null0, receive
> >>
> >> R6(config-if)#do ping 2001:0:0:67::7
> >>
> >> Type escape sequence to abort.
> >> Sending 5, 100-byte ICMP Echos to 2001:0:0:67::7, timeout is 2 seconds:
> >>
> >> % No valid route for destination
> >> Success rate is 0 percent (0/1)
> >>
> >> --
> >> Regards,
> >>
> >> Joe Astorino - CCIE #24347 R&S
> >> Technical Instructor - IPexpert, Inc.
> >> Cell: +1.586.212.6107
> >> Fax: +1.810.454.0130
> >> Mailto: jastorino_at_ipexpert.com
> >>
> >
> >
> >
> > --
> > Regards,
> >
> > Joe Astorino - CCIE #24347 R&S
> > Technical Instructor - IPexpert, Inc.
> > Cell: +1.586.212.6107
> > Fax: +1.810.454.0130
> > Mailto: jastorino_at_ipexpert.com
> >
> >
> > Blogs and organic groups at http://www.ccie.net
> >
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> >
> >
> >
> >
> >
> >
> >
> >
>

--
Regards,
Joe Astorino - CCIE #24347 R&S
Technical Instructor - IPexpert, Inc.
Cell: +1.586.212.6107
Fax: +1.810.454.0130
Mailto:  jastorino_at_ipexpert.com
Blogs and organic groups at http://www.ccie.net