1. 编辑 /usr/local/libexec/telnetd
#!/bin/sh --
/bin/cat /etc/issue.net
echo `/usr/local/bin/chinese_uptime`
exec /usr/libexec/telnetd
2. 修改 /etc/inetd.conf
把 /usr/libexec/telnetd 改成 /usr/local/libexec/telnetd
3. 取得 chinese_uptime
# cd /usr/local/bin
# fetch ftp://FreeBSD.csie.nctu.edu.tw/pub/jdli/binary/
chinese_uptime
# chgrp kmem chinese_uptime
# chmod 2755 chinese_uptime
4. 编辑欢迎画面 /etc/issue.net
5. 重新启动 inetd
# kill -1 `cat /var/run/inetd.pid` | |