Host Nic network-less connection and Virtual Machine Communication Environment: Host host windows xp Virtual Machine centos4.5 method: 1. add a loopback Nic www.2cto.com. add Microsoft Loopback Adapter nic "Control Panel select" add "new hardware"-enable it to search automatically-select "yes, I have connected to this hardware "-add new hardware device-install hardware I manually selected from the list-network adapter-select Microsoft on the left, then, you can see Microsoft Loopback Adapter B in the right window. enable the VM. Right-click the NIC icon in the lower-right corner of the Main Window of the vmware software and select bridge Mode c. configure the loopback Nic ip address and Virtual Machine ip address in the same network segment. VMWAARE can use host-only mode. enable the VM. Right-click the 'Network adapter icon 'in the lower-right corner of the Main Window of the vmware software, and select host-only mode B. modify the linux or windows Virtual Machine IP Address allocation mode for dhcp linux: # vi/etc/sysconfig/network-script/ifcfg-eth0 to change BOOTPROTO = static: dhcp restarts the network service # service network restart www.2cto.com c. access the smb resources of the Virtual Machine-linux, and enter the Virtual Machine ip address in windows. # view the Virtual Machine ip address in ifconfig * Change dhcp in windows *. if you do a loop Rj45 head, you can also solve * the installation of the direct line on one side of the crystal head, and the other side does not need the crystal head, directly following the line sequence of the cross Line (for the straight line sequence ), the intersection can be screwed together by zhaohaolin.