| nstead of me just jumping right into explaining the | | | | But, Stateless DHCP on the other hand; means |
| difference between Stateful and Stateless DHCP. | | | | the DHCP server(s) is not required to store any |
| I’m going to slow down just a bit and | | | | dynamic state information on the DHCP server(s) |
| briefly explain DHCP first. | | | | about any indivisual DHCP clients. Instead, the |
| DHCP stands for Dynamic host Configuration | | | | DHCP clients autoconfigure their own IP |
| Protocol, this client / server protocol has been | | | | address(es) based on router advertisments. So, |
| around for awhile now, and is regually | | | | with Stateless DHCP, the DHCP clients |
| implemented on IPv4 networks. IPv4 DHCP, is | | | | don’t use the DHCP server(s) to obtain IP |
| explained in RFC 2131 and IPv6 DHCP is explained | | | | address(es) information, they use the DHCP |
| in RFC 3315. But, in a nutshell; network | | | | server(s) to obtain the other useful configuration |
| adminstrators use DHCP to provide a framework | | | | informaiton (like the address(es) of DNS servers). |
| that is used by networked devices (DHCP clients) | | | | Currently, Cisco recommends that you use |
| to obtain various necessary parameters from | | | | Stateless DHCP instead of Stateful DHCP when |
| DHCP Servers so the DHCP clients can operate in | | | | implementing and deploying IPv6 networks; |
| an Internet Protocol (IP) network. | | | | because, Cisco Routers are not designed to act |
| Now when it comes to DHCP for IPv6 (RFC | | | | as Stateful DHCPv6 servers. But, if you need to |
| 3315), there are two ways DHCPv6 can be | | | | implement Stateful DHCP on your IPv6 network; |
| implemented, either Stateful or Stateless. | | | | Cisco makes a product named Cisco Network |
| Stateful DHCP is centrally managed on a DHCP | | | | Registar (CNR) that can help you out a lot. |
| server(s); and the DHCP clients use Stateful DHCP | | | | I invite you to visit my website were you’ll |
| to obtain an IP address(es) and other useful | | | | find the latest information regarding Cisco IPv6 |
| configuration informaiton from the DHCP | | | | Design and Implementation Techniques. |
| server(s). | | | | |