![]() Having a disaster recovery plan is pivotal to business continuity. Small businesses have to “work with what they have” and using a router or Layer 3 switch that is already in the network environment is a great way to do this. Lets look at each case in more detail.Ĭisco IOS DHCP pools can be configured for small businesses where purchasing a standalone DHCP is not economically sound. This feature is useful in several cases including some of the following small business DHCP sever, disaster recovery DHCP server or helping with configuring static IP address devices. With this feature you can configure a Cisco switch or router to act as a DHCP server. One of the most exciting pieces of configuration within Cisco IOS, in my opinion, is IP DHCP Pools. ![]() However, Cisco Routers ( and other devices such as ASA firewalls etc) can work also as DHCP server thus replacing a dedicated machine for this task. Usually DHCP is a service running on a server machine in the network in order to assign dynamic IP addresses to hosts. Basically it’s a mechanism which assigns IP addresses to computers dynamically. DHCP stands for Dynamic Host Configuration Protocol.
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