Prestige | |
What DDNS servers does the ZyXEL device support? | 91 |
What is DDNS wildcard? | 91 |
Does the ZyXEL device support DDNS wildcard? | 91 |
Can the ZyXEL device SUA handle IPsec packets sent by the VPN |
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gateway behind Prestige? | 91 |
How do I setup my Prestige for routing IPsec packets over SUA? | 92 |
VoIP FAQ | 92 |
What is Voice over IP? | 92 |
How does Voice over IP work? | 92 |
Why use VoIP? | 92 |
What is the relationship between codec and VoIP? | 93 |
What advantage does Voice over IP can provide? | 93 |
What is the difference between H.323 and SIP? | 93 |
Can H.323 and SIP interoperate with one another? | 93 |
What is voice quality? | 93 |
How are voice quality normally rated? | 93 |
What is codec? | 94 |
What is the relation of codec and VoIP? | 94 |
What codec does Prestige support? | 94 |
Which codec should I choose? | 94 |
What do I need in order to use SIP? | 94 |
Unable to register with the SIP server? | 95 |
I can register but can not establish a call? | 95 |
I can make a call but the voice only goes one way not bothway? | 95 |
I can receive a call but the voice only goes one way not bothway? | 95 |
If all the about have been tried, but register still fail what should I do? | 95 |
I suspect there is a hardware problem with my Prestige what should I do? 96 | |
Trouble Shooting | 96 |
Unable to Get WAN IP from ISP | 96 |
Using Embedded Packet Trace | 100 |
Debug PPPoE Connection | 115 |
CLI Command List | 126 |
All contents Copyright (c) 2007 ZyXEL Communications Corporation.
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