Default Gateway
A default gateway is the next-hop router used to reach networks outside the local subnet.
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12matching definitions · 1,058 in the dictionary
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DHCP
DHCP automatically assigns IP addresses and other network settings to client devices, usually for a defined lease period.
View definitionDHCP Failover
DHCP failover enables cooperating DHCP servers to maintain IPv4 lease availability if one server becomes unavailable.
View definitionDHCP Relay
A mechanism that transmits DHCP requests between subnets
View definitionDHCP Snooping
A function of switch that controls authorized DHCP messages
View definitionDHCPv6
The DHCP version used to distribute parameters and optionally addresses on IPv6 networks.
View definitionDNAT
A NAT translation that changes the destination address of an incoming packet.
View definitionDNS
Understand how DNS translates domain names into IP addresses, which records it uses, how caching works and the most common DNS issues.
View definitionDNS over HTTPS (DoH)
DNS over HTTPS (DoH) carries DNS queries between a client and its configured resolver over an encrypted HTTPS connection.
View definitionDNS over TLS (DoT)
DNS over TLS (DoT) encrypts DNS exchanges between a client and its resolver using a TLS connection, normally on TCP port 853.
View definitionDNS64
A DNS service that synthesizes AAAA answers from A records for use with NAT64.
View definitionDNSSEC
A mechanism that allows the authenticity of certain answers to be verified cryptographically DNS.
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