Bridge utils config für Virtualbox Debian: Unterschied zwischen den Versionen

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Zeile 26: Zeile 26:
 
  bind-interfaces
 
  bind-interfaces
 
  dhcp-range=192.168.16.100,192.168.16.110,255.255.255.0,12h
 
  dhcp-range=192.168.16.100,192.168.16.110,255.255.255.0,12h
−
  dhcp-option=3,192.168.16.1
+
  dhcp-option=3,192.168.16.254
−
  dhcp-option=6,192.168.16.1
+
  dhcp-option=6,192.168.16.254
 
  server=8.8.8.8
 
  server=8.8.8.8
 
  log-queries  
 
  log-queries  

Aktuelle Version vom 8. April 2026, 12:09 Uhr

Installation

  • apt install bridge-utils iptables dnsmasq

Muss in die /etc/network/interfaces

auto dummy0
iface dummy0 inet manual
pre-up modprobe dummy numdummies=1

auto vmbr0
iface vmbr0 inet static
    address 192.168.16.254
    netmask 255.255.255.0
    bridge_ports dummy0
    bridge_fd 5
    bridge_stp no
    post-up iptables -t nat -j POSTROUTING -s 192.168.16.0/24 -j MASQUERADE 
    post-up echo 1 > /proc/sys/net/ipv4/ip_forward

Danach

  • ifup -v vmbr0

DNS und DHCP für das Netz

Konfiguration
  • vi /etc/dnsmasq.conf
interface=vmbr0
bind-interfaces
dhcp-range=192.168.16.100,192.168.16.110,255.255.255.0,12h
dhcp-option=3,192.168.16.254
dhcp-option=6,192.168.16.254
server=8.8.8.8
log-queries 
log-dhcp
Starten und Enablen
  • systemctl restart dnsmasq
Abgerufen von „http://wiki.ixheim.de/index.php?title=Bridge_utils_config_für_Virtualbox_Debian&oldid=68466“