Embedded

# wget http://opensores.thebunker.net/pub/mirrors/ssh/ssh-3.2.0.tar.gz

# tar -xvzf ssh-3.2.0.tar.gz
# cd ssh-3.2.0
# ./configure
# make && make install

# cd startup/linux/redhat
# cp sshd2 /etc/rc.d/init.d/

chkconfig --level 3 sshd2 on
chkconfig --list|more

# cd /etc/ssh2
# vi sshd2_config

## User restrictions

#       AllowUsers                      sj.*,s[[:digit:]]*,s(jl|amza)
#       DenyUsers                       skuuppa,warezdude,31373
#       DenyUsers                      
#       AllowGroups                     staff,users
#       DenyGroups                      guest,anonymous
       PermitRootLogin          no
#       PermitRootLogin                 nopwd3.

# /etc/rc.d/init.d/sshd2 start

# vi /etc/xinetd.d/telnet    no -> yes로 변경
# vi /etc/sysconfig/iptable 23포트제거 (or ipchains)
# /etc/rc.d/init.d/iptable restart
# /etc/rc.d/init.d/xinetd restart