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        <dc:date>2019-04-30T18:23:04+00:00</dc:date>
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        <title>dig</title>
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        <description>dig

linux tcpip

related

secciones

	*  cabecera : opciones generales e informativas
	*  question section : petición lanzada al DNS
	*  answer section : respuesta del servidor a la petición
	*  authority section: que servidor DNS tiene autoridad para responder a la petición</description>
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        <dc:date>2025-12-29T11:59:45+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>DNS</title>
        <link>https://miguelangel.torresegea.es/wiki/linux:tcpip:dns?rev=1767009585&amp;do=diff</link>
        <description>DNS

linux tcpip dns

related

	*  DNS y funcionamiento
	*  DNS: Resolución, progagación, limpieza
	*  dnsmasq
	*  bind9
	*  127.0.0.1 VS 127.0.1.1
	*  &lt;https://www.dns0.eu/&gt;
	*  &lt;https://one.one.one.one/&gt;

direct

	*  esbrinar qui gestiona les dades de xarxa (netplan)
	*  aplicar els canvis (networkmanager en desktops)

DNS populars

	*  Cloudflare DNS (1.1.1.1, 1.0.0.1)
	*  OpenDNS (208.67.222.222, 208.67.220.220)</description>
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        <title>tcp/ip (on Linux)</title>
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        <description>tcp/ip (on Linux)

información

	*  cat /etc/services
	*  &lt;https://wiki.debian.org/es/NetworkConfiguration&gt;
	*  VLAN: &lt;https://nosololinux.es/todo-lo-que-necesitas-saber-sobre-vlans-en-redes/&gt;

configuración

	*  ip
	*  DNS
	*  dhcp
	*  rutas
	*  NFS

utilidades

	*  dig
	*  whois
	*  ss
	*  netstat

firewall

	*  iptables
	*  Uncomplicated Firewall

comandos

	*  averiguar servidores DNS en conexto DHCP:
# averiguar ubicación fichero .lease
ps aux | grep dhclient
cat /var/lib/NetworkManager/dhc…</description>
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