IP address

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wikipedia:IP address

Internet Protocol version 4 (IPv4) defines an IP address as a 32-bit number. IP addresses are written and displayed in human-readable notations, such as 172.16.0.1 in IPv4.

• Related terms: subnet mask

• Ansible jinja2 templates provides filter to test is a IP is valid.

Related terms

• whois
• ip2location
• geoiplookup
• Cisco IOS: ip address (command)
• Duplicate ip address:
  • Cisco IOS: show ip dhcp conflict

See also

• IP, IPv4, subnet, CIDR, netmask
• ip, ifconfig netstat ss lsof ping ethtool mii-tool arping nmcli(RHEL) route networkctl, netplan, tc
• Transport protocol, TCP/IP, UDP, SCTP, subnet mask, Routing protocols: BGP, routing table, Policy based routing, multicast, TCP Fast Open, RDP, TTL, RTT, MPTCP, Large send offload (LSO): (TSO, GRO, GSO, TCP checksum), ethtool
• DNS: IP, systemd-resolve, /etc/hosts, whois, Domain registrar, dig, host, nslookup, scutil --dns dnsmasq, bind, CoreDNS, .local, .internal, FQDN, TTL, /etc/resolv.conf, /etc/systemd/resolved.conf, dscacheutil (macOS), hostname, hostnamectl, bind, resolvectl status, DNS sinkhole
• Ethernet: MII, MDI, bonding, etherchannel, STP, ARP, MAC, STP, Jumbo frames, 802.1X, MTU, Ethernet In-Band Access (IBA), LACP, Multicast, Broadcast, SPI

https://docs.ansible.com/ansible/latest/user_guide/playbooks_filters.html#ip-address-filter