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
pass in quick on rtk0
# Block faked or unlikely "local" addresses
block in log body quick on ppp0 from 192.168.0.0/16 to any
block in log body quick on ppp0 from 172.16.0.0/12 to any |
