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[[wikipedia:IP address]] | [[wikipedia:IP address]] | ||
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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]]. | 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]]. | ||
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− | == Find | + | * Related terms: [[subnet mask]] |
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+ | * Ansible [[jinja2]] templates provides filter to test is a IP is valid.<ref>https://docs.ansible.com/ansible/latest/user_guide/playbooks_filters.html#ip-address-filter</ref> | ||
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+ | == Find Public IP address from command line == | ||
+ | * <code>[[curl]] checkip.amazonaws.com</code> | ||
+ | * <code>curl ifconfig.me</code> | ||
+ | * <code>curl icanhazip.com</code> | ||
+ | * <code>curl ipecho.net/plain</code> | ||
+ | * <code>curl ifconfig.co</code> | ||
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== Related terms == | == Related terms == | ||
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* <code>ip2location</code> | * <code>ip2location</code> | ||
* <code>[[geoiplookup]]</code> | * <code>[[geoiplookup]]</code> | ||
− | + | * [[Cisco IOS]]: <code>[[ip address (command)]]</code> | |
− | * [[Cisco IOS]]: <code>[[ip address (command) | ||
* Duplicate ip address: | * Duplicate ip address: | ||
** [[Cisco IOS]]: <code>[[show ip dhcp conflict]]</code> | ** [[Cisco IOS]]: <code>[[show ip dhcp conflict]]</code> | ||
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== See also == | == See also == | ||
+ | * {{IP}} | ||
* {{Linux networking commands}} | * {{Linux networking commands}} | ||
* {{TCP}} | * {{TCP}} | ||
− | * {{ | + | * {{DNS}} |
+ | * {{Ethernet}} | ||
[[Category:Networking]] | [[Category:Networking]] | ||
[[Category:Internet]] | [[Category:Internet]] |
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