方法:在运行里或MSdos窗口里输入 telnet 192.168.1.1
输入密码（出厂的缺省值为1234）后即可进入ZyNOS系统，会看到如下图所示的主菜单
Copyright (c) 1994 - 2000 ZyXEL Communications Corp.
Prestige 642R-11 Main Menu
Getting Started Advanced Management
1. General Setup 21. Filter Set Configuration
3. Ethernet Setup 22. SNMP Configuration
4. Internet Access Setup 23. System Password
24. System Maintenance
25. IP Routing Policy Setup
Advanced Applications
11. Remote Node Setup
12. Static Routing Setup
15. SUA Server Setup 99. Exit
进入Menu 11.1 - Remote Node Profile
Rem Node Name= ChangeMe Route= IP
Active= Yes Bridge= No
Encapsulation= PPPoE Edit PPP Options= No
Multiplexing= LLC-based Rem IP Addr= 0.0.0.0
Incoming: Edit IP/IPX/Bridge= No
Rem Login=
Rem Password= ********
Outgoing: Session Options:
My Login= czz7205800@adsl Edit Filter Sets= No
My Password= ******** PPPoE Idle Timeout(sec)= 0
Authen= CHAP/PAP PPPoE Service Name=
Schedule Sets=
Press ENTER to Confirm or ESC to Cancel:
注意在 Edit Filter Sets= No 空格键改为YES后，进入以下菜单：
Menu 11.5 - Remote Node Filter
Input Filter Sets:
protocol filters=6
device filters=
Output Filter Sets:
protocol filters=
device filters=
Call Filter Sets:
protocol filters=
device filters=
Enter here to CONFIRM or ESC to CANCEL:
将出现的 6 空格键去掉后回车存盘返回后 Edit Filter Sets= No 不要管它，回车存盘后设置15
Menu 15 - SUA Server Setup
Port # IP Address
------ ---------------
1.Default 192.168.1.2(将所有端口映射到这台机上)
2. 0 0.0.0.0
3. 0 0.0.0.0
4. 0 0.0.0.0
5. 0 0.0.0.0
6. 0 0.0.0.0
7. 0 0.0.0.0
8. 0 0.0.0.0
Press ENTER to Confirm or ESC to Cancel:
