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在NETBSD上配置ADSL+IPF+IPNAT

作者:佚名  来源:不详  发布时间:2007-2-8 1:14:25   

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  OS: 2.x

  配置网卡的IP地址:

  # vi /etc/ifconfig.rtk0

  inet 192.168.0.1 netmask 255.255.255.0

  # vi /etc/ifconfig.tlp0

  inet 192.168.1.2 netmask 255.255.255.0

  配置主机名:

  # vi /etc/myname

  netbsd

  # vi /etc/hosts

  127.0.0.1    localhost    netbsd

  配置DNS解析:

  # vi /etc/resolv.conf

  nameserver 202.99.160.68

  nameserver 202.99.168.8

  配置网关:

  # vi /etc/mygate

  192.168.0.10

  配置主机本地解析:

  # vi /etc/hosts

  192.168.0.10    win2k

  配置SSHD服务:

  # vi /etc/defaults/rc.conf

  sshd=YES

  # vi /etc/ssh/sshd_config

  PermitRootLogin yes

  安装配置ADSL:

  # pkg_add rp-pppoe-3.5.tgz

  # mkdir /etc/ppp

  # cp /usr/pkg/share/examples/rp-pppoe/pppoe.conf /etc/ppp/pppoe.conf

  # adsl-start

  配置防火墙代理上网:

  # vi /etc/ipf.conf

  =================================/etc/ipf.conf==============================

  # +-----------+  +------------------------------+  +------------------+

  # | ADSL-Modem|---| ppp0 tlp0 NAT+IPF  rtk0 |---| Internal Network |

  # +-----------+  +------------------------------+  +------------------+

  #

  # +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

  # Interface: all

  # Block all incoming and outgoing packets unless they're allowed later.

  # +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

  block in all

  block out all

  # Possibly dangerous: packets with ip-options, short and fragmented packets

  block in log quick on ppp0 proto icmp from any to any

  block in log quick all with short

  block in log quick all with ipopts

  block in log quick all with frag

  block in log quick all with opt lsrr

  block in log quick all with opt ssrr

  # Local network traffic is allowed

  pass out quick on lo0

  pass in quick on lo0

  pass out quick on rtk0


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