ZyXEL Communications P-2302HW manual CLI Command List, Prestige 2302 Support Notes

Prestige 2302 Support Notes
Does the Prestige support DDNS wildcard?	93
Can VPN tunnels still work on a Prestige using SUA?	93
How do I set up my Prestige to route IPsec packets over SUA?	93
VoIP FAQ	93
What is Voice over IP?	93
How does Voice over IP work?	94
Why use VoIP?	94
In addition, it would take a much longer time, more effort and money to
implement new features using circuit switching. Since the IP technology is
a standard and various applications are available, it is easier and more
cost-effective to integrate new services and applications using IP	94
What is the relationship between codec and VoIP?	94
What advantage does Voice over IP provide?	94
What is the difference between H.323 and SIP?	94
Can H.323 and SIP interoperate with each other?	95
What is voice quality?	95
How are voice quality normally rated?	95
What is codec?	95
What is the relationship between codec and VoIP?	95
What codec types does Prestige support?	95
Which codec should I choose?	96
What do I need in order to use SIP?	96
I am unable to register to a SIP server	96
I can register to the SIP server but cannot establish a call	96
I can make or receive a call but the voice traffic only goes one way, not
both way	97
I have tried all the troubleshooting steps, but still cannot register to the SIP
server. What should I do next?	97
What should I do if there may be a hardware problem with my Prestige?..97
Trouble Shooting	98
Unable to Get WAN IP from ISP	98
Using Embedded Packet Trace	101
Debugging PPPoE Connection	116
CLI Command List	128

4

All contents copyright (c) 2005 ZyXEL Communications Corporation.