ZyXEL Communications P-2302RL-P1 Support Notes page 4

P2302RL-P1 Support Notes
.................................................................................................................... 108
How does e-mail work through the ZyXEL Device? ................................ 108
What is the difference between the 'Standard' and 'RoadRunner' service? 108
Is it possible to access a server running behind SUA from the outside
Internet? If possible, how? ......................................................................... 109
What DHCP capability does the ZyXEL Device support? ........................ 109
How do I used the reset button, more over what field of parameter will be
reset by reset button? ................................................................................. 109
What network interface does the new ZyXEL Device support? ................ 109
How does the ZyXEL Device support TFTP? ........................................... 109
Can the ZyXEL Device support TFTP over WAN? ................................... 109
How can I upload data to outside Internet over the one-way cable? ......... 110
How fast can the data go? .......................................................................... 110
My ZyXEL Device can not get an IP address from the ISP to connect to
the Internet, what can I do? ........................................................................ 111
What is BOOTP/DHCP?............................................................................ 113
What is DDNS?.......................................................................................... 113
When do I need DDNS service? ................................................................ 114
What DDNS servers does the ZyXEL Device support? ............................ 114
What is DDNS wildcard? ........................................................................... 114
Does the ZyXEL Device support DDNS wildcard? .................................. 114
Can the ZyXEL Device SUA handle IPsec packets sent by the VPN
gateway behind ZyXEL Device? ............................................................... 114
How do I setup my ZyXEL Device for routing IPsec packets over SUA? 114
VoIP FAQ ........................................................................................................... 115
What is Voice over IP? .............................................................................. 115
How does Voice over IP work? ................................................................. 115
Why use VoIP? .......................................................................................... 115
What is the relationship between codec and VoIP? ................................... 115
What advantage does Voice over IP can provide? ..................................... 116
What is the difference between H.323 and SIP? ........................................ 116
Can H.323 and SIP interoperate with one another? ................................... 116
What is voice quality? ................................................................................ 116
How are voice quality normally rated? ...................................................... 116
What is codec? ........................................................................................... 116
What is the relation of codec and VoIP? ................................................... 117
What codec does the ZyXEL Device support? .......................................... 117
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