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domain name
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Name that identifies the network or subnetwork of a router.
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Dynamic Host Configuration Protocol (DHCP)
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Protocol for assigning dynamic IP addresses to devices on a network.
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gateway
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Packets destined for IP addresses not identified in the routing table
are sent to the default gateway.
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hostname
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Unique name that identifies a router on the network.
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loopback address
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IP address of a Services Router on logical interface lo0.0 that
is always active and available to external hosts and as the source address
for outgoing packets.
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Network Time Protocol (NTP)
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Protocol that provides a reliable way of synchronizing the system time
of a router.
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root user
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A superuser or system administrator who can perform any task in the
file system.
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secure shell (SSH)
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Protocol that provides a secured method of logging in to a remote network
system.
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Secure Sockets Layer Protocol (SSL)
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Protocol that securely encrypts security information using public-private
key technology, which requires a paired private key and authentication certificate,
before transmitting data across a network.
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telnet
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Software that allows a computer to act as a remote terminal on a network
system.
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