Ubuntu Wireless to cable tutorial

Originally wanted to test the wired to wireless, but the network card does not support, so it tested a wireless cable to the test! (really boring, but also to learn about the Linux bridge knowledge)

[Email protected]:~$ sudo brctl addbr br0 #添加网桥 [email protected]:~$ brctl Show #查看网桥bridge name    Bridge ID    STP enabled    interfacesbr0    8000.000000000000    No

[Email protected]:~$ sudo brctl addif br0 eth0 #将物理网卡做为虚拟网桥的端口 [email protected]:~$ sudo brctl delif br0 eth0 #删除网桥接中的物理网卡 [email protected]:~$ brctl Show #查看bridge name    Bridge ID    STP enabled    Interfacesbr0    8000. 00e04c0e681a    No    eth0

[Email protected]:~$ sudo ifconfig br0192.168.20.2Up #开启虚拟接口 [email protected]:~$ IP Addr1: Lo: <LOOPBACK,UP,LOWER_UP> MTU65536Qdisc Noqueue State UNKNOWN GroupdefaultLink/loopbackxx:xx:xx:xx:xx:xxBrdxx:xx:xx:xx:xx:xxinet127.0.0.1/8Scope host Lovalid_lft forever Preferred_lft Foreverinet6::1/ -Scope host Valid_lft forever Preferred_lft forever2: eth0: <NO-CARRIER,BROADCAST,MULTICAST,UP> MTU theQdisc pfifo_fast Master br0 State down GroupdefaultQlen +Link/etherxx: e0:4c:0e: the: 1a BRD ff:ff:ff:ff:ff:ff3: Wlan0: <BROADCAST,MULTICAST,UP,LOWER_UP> MTU theQdisc MQ State up GroupdefaultQlen +Link/ether c8:e7:d8:fd:9c: +BRD ff:ff:ff:ff:ff:ffinet192.168.90.102/ -Brd192.168.90.255ScopeGlobalWlan0valid_lft Forever preferred_lft foreverinet6 fe80::cae7:d8ff:fefd:9c78/ -scope link Valid_lft forever Preferred_lft forever4: br0: <NO-CARRIER,BROADCAST,MULTICAST,UP> MTU theQdisc Noqueue State down GroupdefaultLink/etherxx: e0:4c:0e: the: 1a BRD ff:ff:ff:ff:ff:ffinet192.168.20.2/ -Brd192.168.20.255ScopeGlobalbr0valid_lft Forever Preferred_lft Fore

[Email protected]:~$ sudo apt-GetInstall isc-dhcp-Server # Install DHCP service [email protected]:~$ sudo vi/etc/default/isc-dhcp-serverinterfaces="br0"[email protected]:~$ sudo cp/etc/dhcp/dhcpd.conf/etc/dhcp/Dhcpd.conf_bk[email protected]:~$ sudo vi/etc/dhcp/dhcpd.confsubnet192.168.20.0Netmask255.255.255.0{Range192.168.20.100 192.168.20.200; option broadcast-address192.168.2.255;default-lease-time -; Max-lease-time7200;} [Email protected]:~$ sudo/etc/init.d/isc-dhcp-Server Start* Starting ISC DHCP server dhcpd [OK]

[Email protected]:~$ ifconfig br0 down #停止虚拟接口 [email protected]:~$ sudo brctl delbr br0    #删除虚拟接口

[Email protected]:~$ ifconfig br0 down #停止虚拟接口 [email protected]:~$ sudo brctl delbr br0    #删除虚拟接口

Ubuntu Wireless to cable tutorial