ZyXEL Communications P-660H-TX User Manual
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P-660H-Tx v2 Support Notes
1. What is ZyNOS? ...................................................................................4
2. What’s Multilingual Embedded Web Configurator?...............................4
3. How do I access the P-660H-Tx v2 Command Line Interface (CLI)? ...4
4. How do I update the firmware and configuration file? ...........................4
5. How do I upgrade/backup the ZyNOS firmware by using TFTP client
program via LAN?.....................................................................................4
6. How do I restore P-660H-Tx v2 configurations by using TFTP client
program via LAN?.....................................................................................5
7. What should I do if I forget the system password? ...............................5
8. How to use the Reset button?...............................................................5
9. What is SUA? When should I use SUA? ..............................................5
10. What is the difference between SUA and Full Feature NAT? .............6
11. Is it possible to access a server running behind SUA from the outside
Internet? How can I do it? .........................................................................6
12. When do I need select Full Feature NAT? ..........................................7
13. What IP/Port mapping does Multi-NAT support? ................................7
14. How many network users can the SUA/NAT support? .......................8
15. What are Device filters and Protocol filters? .......................................8
16. How can I protect against IP spoofing attacks? ..................................8
1. How can I manage P-660H-Tx v2? .....................................................10
2. What is the default password for Web Configurator?..........................10
3. What’s the difference between ‘Common User Account’ and
‘Administrator Account’? .........................................................................10
4. How do I know the P-660H-Tx v2's WAN IP address assigned by the
ISP? ........................................................................................................11
5. What is the micro filter or splitter used for?.........................................11
6. The P-660H-Tx v2 supports Bridge and Router mode, what's the
difference between them? ......................................................................11
7. How do I know I am using PPPoE? ....................................................11
8. Why does my provider use PPPoE?...................................................11
9. What is DDNS?...................................................................................12
10. When do I need DDNS service? .......................................................12
11. What is DDNS wildcard? Does the P-660H-Tx v2 support DDNS
wildcard? ................................................................................................12
12. Can the P-660H-Tx v2's SUA handle IPSec packets sent by the IPSec
gateway? ................................................................................................12
13. How do I setup my P-660H-Tx v2 for routing IPSec packets over SUA?
................................................................................................................13
14. What is Traffic Shaping?...................................................................13
15. Why do we perform traffic shaping in the P-660H-Tx v2?.................14
16. What do the parameters (PCR, SCR, MBS) mean? .........................14
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All contents copyright © 2006 ZyXEL Communications Corporation.