Cisco Router: the Swiss Army Knife of Network Services
The cost optimization in the IT industry is affecting all segments of network design and implementation. For example, some IP services like DHCP and DNS, which were previously distributed throughout the network, are now concentrated on central servers. As these services are vital for the proper operation of IP networks, your remote sites might lose even intra-site connectivity if their link to the core site fails. Fortunately Cisco routers can provide most network services locally, including DNS and DHCP. In this IP Corner article, Ivan Pepelnjak describes how you can use a Cisco router as a local DNS server.
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