CCNA 5.2: Troubleshoot client connectivity issues involving DNS

Overview: Troubleshooting client connectivity issues involving DNS typically comes down to whether or not a client can resolve a domain name to an IP address   Study Notes: Troubleshooting client connectivity issues involving DNS typically comes down to whether or not a client can resolve a domain name to an IP address What does it […]

CCNA 5.1: Describe DNS lookup operation

Overview: A DNS lookup is the process by which a host queries a domain name and a DNS server returns an IP address   Study Notes: There are two types of DNS lookups: Forward lookup – the host asks about a domain name and an IP address is returned Reverse lookup – the host asks […]

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