Rakesh, What version of IOS are you using?
Ryan. On Fri, Dec 28, 2012 at 11:10 AM, Rock's M <[email protected]>wrote: > Hello Ryan, > > Please find the below snippet. If i missed something very obvious, please > point me out > > Topology is r1-------r2 > > > r1#show run int tunn0 > Building configuration... > > Current configuration : 145 bytes > ! > interface Tunnel0 > no ip address > ipv6 address 2001:1::1/64 > ipv6 rip cisco12 enable > tunnel source 12.0.0.1 > tunnel destination 12.0.0.2 > end > > r1#show run int lo0 > Building configuration... > > Current configuration : 90 bytes > ! > interface Loopback0 > no ip address > ipv6 address 1::1/128 > ipv6 rip cisco12 enable > end > > r1#ping 2001:1::2 > > Type escape sequence to abort. > Sending 5, 100-byte ICMP Echos to 2001:1::2, timeout is 2 seconds: > !!!!! > Success rate is 100 percent (5/5), round-trip min/avg/max = 8/24/48 ms > r1#show ipv6 route 2001:1::2 > IPv6 Routing Table - 4 entries > Codes: C - Connected, L - Local, S - Static, R - RIP, B - BGP > U - Per-user Static route, M - MIPv6 > I1 - ISIS L1, I2 - ISIS L2, IA - ISIS interarea, IS - ISIS summary > O - OSPF intra, OI - OSPF inter, OE1 - OSPF ext 1, OE2 - OSPF ext 2 > ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2 > D - EIGRP, EX - EIGRP external > C 2001:1::/64 [0/0] > via ::, Tunnel0 > > > I can also exchange to and fro from the other end. > > r1#show ipv6 route rip > IPv6 Routing Table - 5 entries > Codes: C - Connected, L - Local, S - Static, R - RIP, B - BGP > U - Per-user Static route, M - MIPv6 > I1 - ISIS L1, I2 - ISIS L2, IA - ISIS interarea, IS - ISIS summary > O - OSPF intra, OI - OSPF inter, OE1 - OSPF ext 1, OE2 - OSPF ext 2 > ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2 > D - EIGRP, EX - EIGRP external > R 2::2/128 [120/2] > via FE80::C006:16FF:FEEC:0, Tunnel0 > r1#ping 2::2 > > Type escape sequence to abort. > Sending 5, 100-byte ICMP Echos to 2::2, timeout is 2 seconds: > !!!!! > Success rate is 100 percent (5/5), round-trip min/avg/max = 8/28/48 ms > > > > Am I missing something ? > > Regards > Rakesh M > > ------------------------------ > Date: Fri, 28 Dec 2012 10:37:44 +0300 > > Subject: Re: [OSL | CCIE_RS] Lab 32, Rs Rip / Eigrp Ipv6 > From: [email protected] > To: [email protected] > CC: [email protected] > > You'll be able to ping the IPv4 address but not the IPv6 without the > tunnel mode ipv6ip command. Give it a try. Configure the tunnel but don't > put tunnel mode ipv6ip and see if you can ping the ipv6 address on the > other side of the tunnel. It will fail. The IPv6 route will show as > directly connected but since the tunnel doesn't know to encapsulate the > IPv6 traffic over IPv4 to send across the tunnel (tunnel mode ipv6ip), your > ping will fail. Once you put that in there, you should be able to ping. > If you then add your rip commands and debug ipv6 rip, you'll see your rip > updates coming across the tunnel. > > > On Fri, Dec 28, 2012 at 10:24 AM, Rock's M <[email protected]>wrote: > > Hello Ryan, > > Thank you for the reply. Will not be able to ping the other end with > normal GRE encapsulation by default , without hardcoding IPv6ip ? > > Regards > Rakesh M > > ------------------------------ > Date: Fri, 28 Dec 2012 10:18:49 +0300 > Subject: Re: [OSL | CCIE_RS] Lab 32, Rs Rip / Eigrp Ipv6 > From: [email protected] > To: [email protected] > CC: [email protected] > > > I believe you are talking about 32.9 in WB1. The tunnel mode ipv6ip > specifies ipv6 as a passenger protocol to transport over the ipv4 network. > I'm not sure how you were able to successfully ping, but since the task > requires running rip across the tunnel, you should be able to debug ip rip > and see updates coming from tunnel x. > > If you setup your tunnel and don't apply the rip configuration, you should > be able to ping the ipv6 address across the tunnel. > > Here is a good link describing all the tunnels for ipv6. Marko has also > written a few blogs on the subject. Just google ipv6 tunnel ipexpert to > find them. > > > http://www.cisco.com/en/US/docs/ios-xml/ios/interface/configuration/xe-3s/ip6-ipoverip6-tunls-xe.html#GUID-F963503B-27C8-49E9-A9AB-FE73298209FF > > > > On Fri, Dec 28, 2012 at 6:59 AM, Rock's M <[email protected]>wrote: > > Hello, > > If the below request is not in the proper channel / mailing list , please > guide me, This is the first post into this mailing list. > > In Vol 1 lab32, the Tunnel mode was used to be ipv6ip , i did the lab > initially without having a look at solution, but later found that we should > use ipv6ip mode for tunnel interface between r2 and r5 ? Is there any > specific requirement as i could ping across everything without using the > mode ? > > Also, there was an acl to allow the tunnel ip's on R7,8,9 , which i did > not require. > > Please advice about tunnel mode and acl ? > > > > _______________________________________________ > For more information regarding industry leading CCIE Lab training, please > visit www.ipexpert.com > > Are you a CCNP or CCIE and looking for a job? Check out > www.PlatinumPlacement.com > > http://onlinestudylist.com/mailman/listinfo/ccie_rs > > > > > -- > V/r, > > Ryan Krcelic > > > > > -- > V/r, > > Ryan Krcelic > -- V/r, Ryan Krcelic _______________________________________________ For more information regarding industry leading CCIE Lab training, please visit www.ipexpert.com Are you a CCNP or CCIE and looking for a job? Check out www.PlatinumPlacement.com http://onlinestudylist.com/mailman/listinfo/ccie_rs
