我个人用的要求是:
1.和主机无障碍通信;
2.和internet通信;
3.和主机的一些服务通信,如tor的SOCK V5;
4.固定ip,不要老是换来换去。
一开始一直是用NAT方式,然后DHCP获得IP,一切ok,但是偶尔开启它的虚拟机,它们就会抢IP了,造成我很多虚拟机里的服务要改IP地址,而且每次ssh登录都变,很麻烦。
后来朋友建议用host-only,然后主机开共享连接到internet,这个满足1、2、4,但只支持TCP,UDP服务共享,如tor就不行了。
最后发现其实只要去掉NAT的DHCP,然后让虚拟机用静态IP就好了。方法如下:
1.那个“Use local DHCP...”可以去掉了,不去也不碍事,不过我们虚拟机要设置static ip。
2.在/etc/network/interfaces里写入如下:
# This file describes the network interfaces available on your system
# and how to activate them. For more information, see interfaces(5).
# The loopback network interface
auto lo
iface lo inet loopback
# The primary network interface
#
#dhcp
#auto eth0
#iface eth0 inet dhcp
#allow-hotplug eth0
#
#
#static
auto eth0
iface eth0 inet static
address 192.168.100.3
netmask 255.255.255.0
gateway 192.168.100.2
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3.然后给加上DNS,在/etc/resolv.conf
nameserver 192.168.100.2 【192.168.100.2是网关地址】
4.注意以后连接主机是192.168.100.1,而网管是.2.
5.注意连接主机的Xmanager X Passive,用的是
export DISPLAY=192.168.100.1:0.0
6.tsocks配置,用的是192.168.100.2,可以先telnet 192.168.100.2 9050看通不通就好了。
# This is the configuration for libtsocks (transparent socks)
# Lines beginning with # and blank lines are ignored
#
# The basic idea is to specify:
# - Local subnets - Networks that can be accessed directly without
# assistance from a socks server
# - Paths - Paths are basically lists of networks and a socks server
# which can be used to reach these networks
# - Default server - A socks server which should be used to access
# networks for which no path is available
# Much more documentation than provided in these comments can be found in
# the man pages, tsocks(8) and tsocks.conf(8)
# Local networks
# For this example this machine can directly access 192.168.0.0/255.255.255.0
# (192.168.0.*) and 10.0.0.0/255.0.0.0 (10.*)
local = 192.168.0.0/255.255.255.0
local = 10.0.0.0/255.0.0.0
local = 127.0.0.0/255.0.0.0
local = 192.168.100.0/255.255.255.0
# Paths
# For this example this machine needs to access 150.0.0.0/255.255.0.0 as
# well as port 80 on the network 150.1.0.0/255.255.0.0 through
# the socks 5 server at 10.1.7.25 (if this machines hostname was
# "socks.hello.com" we could also specify that, unless --disable-hostnames
# was specified to ./configure).
path {
reaches = 150.0.0.0/255.255.0.0
reaches = 150.1.0.0:80/255.255.0.0
server = 10.1.7.25
server_type = 5
default_user = delius
default_pass = hello
}
# Default server
# For connections that aren't to the local subnets or to 150.0.0.0/255.255.0.0
# the server at 192.168.0.1 should be used (again, hostnames could be used
# too, see note above)
server = 192.168.100.2
# Server type defaults to 4 so we need to specify it as 5 for this one
server_type = 5
# The port defaults to 1080 but I've stated it here for clarity
server_port = 9050
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