Cisco Router Archives

Configure DHCP Server on Cisco IOS router

DHCP (Dynamic Host Configuration Protocol) provides dynamic addressing information to hosts on a network such as IP addresses, subnet masks, default gateways, DNS servers, etc. Typically, physical DHCP servers (such as Microsoft Windows servers) are used to provide addressing information to DHCP clients (which are devices that request configuration via DHCP). However, Cisco IOS routers … Read more

Configure DNS Server On A Cisco Router

A Domain Name server is used to resolve Fully Qualified Domain Name to IP address. DNS uses both TCP and UDP Port 53 to resolve the DNS queries. The most frequently used port for DNS is UDP 53. To access websites on the internet, the domain must be resolved by DNS Server. In most cases, … Read more