We have a plan to deploy ipv4/ipv6 dualstack.Our current hw/sw environment:Catalyst 6509E Sup720/MSFC3 ipservice-wan-m 12.2(18)SXF17bCatalyst 4507R SupIV cat4000-I9S-M 12.2(25)EWA11Catalyst 2960G ...
Hi guys,
Need your expert advise.
ISP has given me a /64 block and an ethernet link to their PE router. I have an isr router with 2 fa. I want to give each fa an ip address from the block above.
I tried using subnet calculator and applied /120 o...
Welcome to this Cisco Support Community Ask the Expert conversation. This is an opportunity to learn and ask questions about IPv6 Security with experts Eric Vyncke and Andrew Yourtchenko.Distinguished System Engineer Eric Vyncke and Engineering T...
Dear Peter, Thank you for such a knowledgeable community. My question is :I have got a /48 IPv6 pool from APNIC ,say 2xxx:0xx1:X000::/48I am using the same IP address at my DC.Now , I want to use the same pool at my DR , please guide me what ar...
Hello everybody,Does 881W supports IPv6 on Wireless interface?In comparison, 8771W does not (at least, with 99% of its IOS releases). Therefore, I'd like to be sure 881W supports IPv6 (DCHPv6, IPv6 forwarding etc.) for wireless clients. Thank you.
Dear cisco community, I am currently running a IPV4 ebgp neighbor via my current 10G pipe to my ISP.we recently added IPV6 neighbor,we noticed, that the IPV4 neighbor is still pretty stable, however, our IPV6 neighbor keeps flapping from 5-10mins.we ...
Hi everyone, I've gon a problem setting up IPv6 routing with ISIS in the test network. There are four routers connected as shown on the image. I've got problems setting up IPv6 routing in this topology. I tried single topology and multitopology ISI...
I am configuring IPV6 in GNS3 lab environment for studying and when I configured the IP address, in Fa0/0 and S0/0 on both routers (R1 and R4) the Serial interface goes UP/UP for a few seconds and then it goes UP/Down and I am unable to ping the othe...
Hello,We have a router 7600. Our IPv4 connection works fine. It´s connected with a IPS and a Nexus 7k that acts as a Router Reflector for BGP.We got a IPv6 range and a address from our ISP. We are working to activate IPv6.Everything is configured, li...
Hi,I am having a weird issue in a small ipv6 network. I have 2 routers connected directly with each other and servers on each side of both the routers, the servers are configured with static ip address with the router's interface as default gateway.E...
Hi guys,I am currently preparing for my ccie v5 and honestly ipv6 is proving quite difficult to understand, the prefix, subnetting, and node addressing cna some one please do me the favor of explaining this or provide any link or support regarding th...
I have pretty simple IPv6 over PPPoE connection to ISP using SLAAC:interface Dialer1 ipv6 address autoconfig defaultInitially everything works fine, but after 30 minutes default route disappears from my routing table. Obviously, my ISP does not send...
Hi everybody,I try to test DHCP IPV6.My topologie is very simple : CustomerA <--------------------------->R_IPV6 - Customer is Linux debian - Router is 7200 >>> Version 12.4(25f) I read the documentation http://www.cisco.com/c/en/us/td/docs/ios-xml/...
Hi,I've been trying to debug this problem for a few days now but I can't figure out what is wrong.I configured BGP according to documentation on 3 of my routers which will have IPv6 for nowbut I will focus on two of them as they are directly connecte...
