Ubuntu wireless to wired tutorial, ubuntu

Ubuntu wireless to wired tutorial, ubuntu

I wanted to test the wired-to-Wireless switch, but the NIC does not support it, so I tested a wireless-to-wired switch test! (It's really boring, but I also want to learn about linux bridges)

 

Ca0gu0 @ ub :~ $ Sudo brctl addbr br0 # Add a bridge ca0gu0 @ ub :~ $ Brctl show # Check the bridge name bridge id STP enabled interfacesbr0 8000.000000000000 no

 

Ca0gu0 @ ub :~ $ Sudo brctl addif br0 eth0 # use the physical network card as the port of the virtual bridge ca0gu0 @ ub :~ $ Sudo brctl delif br0 eth0 # Delete the physical network card ca0gu0 @ ub :~ $ Brctl show # view bridge name bridge id STP enabled interfacesbr0 8000.00e04c0e681a no eth0

 

Ca0gu0 @ ub :~ $ Sudo ifconfig br0 192.168.20.2 up # enable the Virtual Interface ca0gu0 @ ub :~ $ Ip addr1: lo: <LOOPBACK, UP, LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default link/loopback 00: 00: 00: 00: 00 brd 00: 00: 00: 00: 00: 00 inet 127.0.0.1/8 scope host placement forever preferred_lft foreverinet6: 1/128 scope host valid_lft forever placement forever2: eth0: <NO-CARRIER, BROADCAST, MULTICAST, UP> mtu 1500 qdisc pfifo_fast master br0 state DOWN group default qlen 1000 link/ether 00: e0: 4c: 0e: 68: 1a brd ff: ff3: wlan0: <BROADCAST, MULTICAST, UP, LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000 link/ether c8: e7: d8: fd: 9c: 78 brd ff: ff: ffinet 192.168.90.102/24 brd 192.168.90.255 scope global mask forever wait foreverinet6 fe80: cae7: d8ff: fefd: 9c78/64 scope link valid_lft forever limit forever4: br0: <NO-CARRIER, BROADCAST, MULTICAST, UP> mtu 1500 qdisc noqueue state DOWN group default link/ether 00: e0: 4c: 0e: 68: 1a brd ff: ff: ffinet 192.168.20.2/24 brd 192.168.255.255 scope global br0valid_lft forever preferred_lft fore

Ca0gu0 @ ub :~ $ Sudo apt-get install isc-dhcp-server # install the dhcp service ca0gu0 @ ub :~ $ Sudo vi/etc/default/isc-dhcp-serverINTERFACES = "br0" ca0gu0 @ ub :~ $ Sudo cp/etc/dhcp/dhcpd. conf/etc/dhcp/dhcpd. conf_bkca0gu0 @ ub :~ $ Sudo vi/etc/dhcp/dhcpd. confsubnet 192.168.20.0 netmask 255.255.255.0 {range 192.168.0000100 192.168.0000200; option broadcast-address 192.168.2.255; default-lease-time 600; max-lease-time 7200;} ca0gu0 @ ub :~ $ Sudo/etc/init. d/isc-dhcp-server start * Starting isc dhcp server dhcpd [OK]

 

Ca0gu0 @ ub :~ $ Ifconfig br0 down # Stop the Virtual Interface ca0gu0 @ ub :~ $ Sudo brctl delbr br0 # Delete Virtual Interface

 

Ca0gu0 @ ub :~ $ Ifconfig br0 down # Stop the Virtual Interface ca0gu0 @ ub :~ $ Sudo brctl delbr br0 # Delete Virtual Interface