IPv6

I have seen several different recommendations listed below when designing an IPv6 addressing scheme for internal network infrastructure. Is the recommended approach to deploy global addresses internally?Approach 1: Unique Local AddressesComing from a...

We finally got our IPv6 (dual-stack) circuit installed, so now the real fun begins!We have IPv6 configured inside (on Fa0/0) and out (Serial0/3/0).  No problems here.SLAAC works fine as any workstation I plug on the inside network (attached to Fa0/0)...

I've got a best practices question. We're planning our transition to IPv6.  We've gone to ARIN and aquired a /48 for the company.  My question is about the best way to manage that space.Our company already has one a second office location (which is i...

Default Subnet Masks for Class A, Class B and Class C Networks   Comparrison with  Private IP Address

HiHow good is IPv6 support on the 3550 with the latest firmware?I use them now as routers/L3 switches.Must I replace them, or still going strong when i implement IPv6?

Hi Expert,I've a requirement to implement NAT-PT for 3 IPv6 customer they will be connecting to our one server IP within IPv4 network. I have no chose to chooseNAT64 instead of NAT-PT as we know NAT-PT is historic per RFC4966. So. I checked the link ...

I have 6 2507 series routers and i would like to upgrade the IOS to a version that supports IPv6 and BGP version 6. The routers are set up in a ladder formation where each router is connected to each other by the 2 serial ports that are on each route...

HiI have a network witch is segmented using VLANs.The other day somebody told me that this would cause me a lot of truble when migrating to IPv6.Does this make sense?Anybody got links to some online IPv6 learing material? 

Dear friends i got my thesis task to implement IPv6 for Enterprise Networks on NS3 i dn't know how to start so please give me any reference

dear Forum, I have enabled IPv6 in our 12008 GSR with running IOS version: 12.0.32-S2. Also we have activated OSPFv3 as IGP.At this point, I can't ping the self loopback interface of this GSR. There are other interfaces also configured for IPv6 and I...

Hi All,I have a question (and maybe this is the designed behavior).  We have quite a few new Windows 7 clients that we didn't have in the past.  They are experiencing "slowness" issues communicating with 2008 Servers.  I've been doing some digging an...

Hello,i have a issue with IP Version 6 and Zone-Based-Policy-Firewall.this is the setup:Router1 (Cisco 1802, IOS 15.1(3)T1, i also tried older IOS): #######Dialer 0 to IPV4 InternetDialer 6 to IPV6 InternetTunnel 0 configured as DMVPN to Router 2VLAN...

Hi,I have a 1812 router configured to do DNS caching. It runs 15.1(4)M (but the same issue was seen with 15.1(3)T).What happens is that "in some cases" (but repeatably), when an AAAA record is fetched/cached, it corrupts the IPv4 entry.Here's a repea...

what does Ipv6  ( Internet Protocol version 6 Support ) stands for ?