IPv6

Hello, I have two ASR9k border ("CE") routers that have a BGP peering relationship with each other.  Downstream, I have a Catalyst 6807 (Sup2T-XL) Core router with a BGP-enabled link to each border. ASR9k#1 === ASR9k#2       \    /    Catalyst 6807...

Dear fellow networkers, I am struggling with the strange issue during my ipv6 multicast performance analysis. Server==== R1=====R2=====R3====receiver I am running PIM-SM on routers (all cisco 2911) and on R3 I have given ip mld join-group <group id> ...

What version do I need that will fit on my router?  I found 1 version that has IPv6 support for RIP and OSPF but not EIGRP.

Hi, we start to implement CGN in our network and I wants to know the most common failures, and the way to troubleshut it, and which parameter we can monitoring to assure that the router and CGN is working fine

Hi guys, I'm new to this load sharing traffic on IPv6 to single ISP as illustrated above. I have plain understanding on BGP routing and I need your advice on how to share the IPv6 traffic on both of our border router (separate location). Our ISP ha...

Hi!, I am slightly confused as to what IP to use in the Neighbor Solicitation (NS) as the source and in the Neighbor Advertisement packet (NA) as the destination. If the client is requesting for the MAC of a specific IPv6 address, it sends an NS out ...

This might seem like a dumb question, so in order not to sound dumb I will tell you what I think the answer is (which is a double edged knife): EUI-64 produces a 64-bit Interface ID (MAC address split in halves and FFFE in the middle as a filler). H...

Hi everybody,     I recently found myself in need of configuring VRF segregated IPv6 routing with OSPFv3 in a pair of IOS 6500s. After a bit of research, I found that although the latest IOS releases for the 6500 (15.1(1)SY for the Sup720 and Sup2T) ...

Hi, how to communication from ipv4 to ipv6 ......... ipv4 to ipv6 nat  static and dynamic example...

What version do I need that will fit on my router?  I found 1 version that has IPv6 support for RIP and OSPF but not EIGRP.

is there a possibility to block all ipv6 traffic in cisco 3850? If so can someone explain how? thanks

Hi Experts, I am trying to understand how to write a IPV6 Private address. so for example I have an address : 134.23.33.22 and I want to write a IPV6 address equivalent to it , what that would be? I know that IPV6 private address starts with "fc" so ...