Which protocol or service is used to automatically synchronize the software clocks on Cisco routers?
- SNMP
- NTP
- DHCP
- DNS
Explanation: Network Time Protocol (NTP) is used to allow network devices to synchronize their time settings with a centralized time server. DHCP (Dynamic Host Configuration Protocol) is a protocol which assigns IP addresses to hosts. DNS (Domain Name Service) is a service which resolves host names to IP addresses. SNMP (Simple Network Management Protocol) is a protocol which allows administrators to manage network nodes.
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