linux查看ip地址、显示太网卡配置、网络设备

 　　ifconfig eth0 显示一个以太网卡的配置,　　ifup eth0 启用一个 eth0 网络设备,　　ifdown eth0 禁用一个 eth0 网络设备,　　ifconfig eth0 192.168.1.1 netmask 255.255.255.0 控制IP地址,　　ifconfig eth0 promisc 设置 eth0 成混杂模式以嗅探数据包 (sniffing),　　dhclient eth0 以dhcp模式启用 eth0,　　route -n show routing table,　　route add -net 0/0 gw IP_Gateway configura default gateway,　　route add -net 192.168.0.0 netmask 255.255.0.0 gw 192.168.1.1 configure static route to reach network 192.168.0.0/16,　　route del 0/0 gw IP_gateway remove static route,　　echo "1" > /proc/sys/net/ipv4/ip_forward activate ip routing,　　hostname show hostname of system,　　host www.example.com lookup hostname to resolve name to ip address and viceversa(1),　　nslookup www.example.com lookup hostname to resolve name to ip address and viceversa(2),　　ip link show show link status of all interfaces,　　mii-tool eth0 show link status of eth0,　　ethtool eth0 show statistics of network card eth0,　　netstat -tup show all active network connections and their PID,　　netstat -tupl show all network services listening on the system and their PID,　　tcpdump tcp port 80 show all HTTP traffic,　　iwlist scan show wireless networks,　　iwconfig eth1 show configuration of a wireless network card,　　hostname show hostname,　　host www.example.com lookup hostname to resolve name to ip address and viceversa,　　nslookup www.example.com lookup hostname to resolve name to ip address and viceversa,　　whois www.example.com lookup on Whois database,　　GO TOP INDEX ^,　　Microsoft Windows networks (SAMBA),　　nbtscan ip_addr netbios name resolution,　　nmblookup -A ip_addr netbios name resolution,　　smbclient -L ip_addr/hostname show remote shares of a windows host,　　smbget -Rr smb://ip_addr/share like wget can download files from a host windows via smb,　　mount -t smbfs -o username=user,password=pass //WinClient/share /mnt/share mount a windows network share,