FAQ of CityU-Net Full Service

Question 1.: Connection is made successfully and a connection window with a duration counter pops up. However, no applications such as Netscape can be used. There are error messages like "Netscape was unable to create a network socket connection", or "Error getting network address".

It is because the Domain Name Server (DNS) has not been specified in the TCP/IP Server Type of

your CityU-Net icon. Follow procedure below to ensure DNS is set up properly.

1.Double click the "Dial-Up Networking" folder inside the "My Computer" window to open it.

2.Click ONCE at your CityU-Net icon and it should be highlighted.

3.Click the right mouse button and on the pop up menu select "Properties".

4.Click the "Server Type" button. On the pop up window, click the "TCP/IP Settings" button.

5.On the TCP/IP Settings screen, select "Server assigned IP address". Then click "Specify

name server addresses", enter 144.214.2.32 (or 144.214.2.34) as the primary DNS and

144.214.2.34 (or 144.214.2.32) as the secondary DNS. Check both "Use IP header

compression" and "Use default gateway on remote network" options. Finally click the "OK"

button to return to the Server Types dialogue window.

6.Click "OK" to return to General properties screen and click "OK" again to exit.

Question 2. : How to check remaining dialup budget?

When the monthly dialup budget has been used up, the subscriber cannot use the CityU-Net until the first day of next month. Un-used budget will be cleared by the end of the month and will not be carried forward. To know how much budget left:

1. Visit the web site of the CityU-Net Full Service

2. Click on the "Budget Enquiry System"

3. Click the "Continue" on the welcoming page

4. Enter your 8-digit old student I.D. number

5. Enter Email password

6. Press the Logon button

7. Monthly usages in the current academic year will be shown. The last column named "Budget Left" of the current month is the remaining of budget

8. Close the monthly usage window to exit

User can enjoy more than 30 connection hours a month by using the CityU-Net during non-peak hours.

Question 3. : It said my password was invalid.

Possible causes are incorrect Network Connection password, monthly budget exceed, multiple login, and incorrect configuration.

Make sure you enter your Network Connection password correctly.

If you do not know the Network Connection password, please refer to the next Question.

Incorrect configuration for dial-up may result in failure in password checking. You may click here to learn how to configure network protocols and dial-up connection icon.

Question 4. : I forgot my password. What should I do? How to change my dialup/Network Connection password?

You may go to here and follow instructions there to reset your LAN and Email password.

You may go to here and follow instructions there to change your Network Connection Password.

You may go to here and follow instructions there to change your Email password.

Question 5. : My modem is a US Robotics Sportster modem. When I try to connect, the line is cut.

The factory settings of some modems may not be compatible with the CityU-Net. You should configure your modem as below:

1. Select your connection icon and click right-mouse button

2. Select “Properties?from the pop-up menu

3. Press “Configure?& Select “Connection?/span>

4. Press “Advanced?button

5. At the extra string prompt, type atx1 (pronounced as atxOne)

6. Press "OK" button to exit

Question 6. : I cannot use the service in Monday morning.

Every Monday morning, there is a preventive maintenance (6:45 - 8:30 a.m.). User is not able to get connected.

Question 7. : After I have installed an Internet service provided from an external Internet Service Provider, I cannot use the CityU-Net.

Some TCP/IP settings of your PC are altered when you install the service provided by other external Internet Service Providers.

Tips: you should create individual connection icon for CityU-Net and other ISP service.

Make sure these options in TCP/IP settings of the CityU-Net icon are set properly:

?span STYLE="FONT: 7pt 'Times New Roman'"> The option "Server assigned IP Address" is selected.

?span STYLE="FONT: 7pt 'Times New Roman'"> Name server addresses are specified. Primary DNS = 144.214.2.32 and Secondary DNS = 144.214.2.33

?span STYLE="FONT: 7pt 'Times New Roman'"> The option "Use default gateway on remote network" is selected.

Question 8. : The connection is cut suddenly when my PC is connecting to the Internet.

Possible reasons:

?span STYLE="FONT: 7pt 'Times New Roman'"> Poor telephone line quality.

?span STYLE="FONT: 7pt 'Times New Roman'"> If you are using HK Telecom's Call Waiting I service, your connection will be interrupted by an incoming call.

?span STYLE="FONT: 7pt 'Times New Roman'"> Every Monday morning, there is a preventive maintenance (6:45 - 8:30 a.m.). User is not able to get connected.

?span STYLE="FONT: 7pt 'Times New Roman'"> There is a Time-out scheme during 8:00 a.m. ? 2:00 a.m. of the next day. When the connection time exceeds the time-out duration, the system will cut the connection and let other user use the line.

?span STYLE="FONT: 7pt 'Times New Roman'"> There is an idle time-out arrangement. When the connection is idle for 30 minutes, i.e., no traffic passes through your modem, the system will cut the connection and let other user use the line. When you are reading a long web page, you may load a web page to make some traffic through your modem (e.g., press the "Reload" button in Netscape Communicator).

?span STYLE="FONT: 7pt 'Times New Roman'"> You have enabled an option in your modem to disconnect the call when it is idle for a specific duration, normally 30 minutes. Follow these steps to check whether the option has been turned on.

1. Select your connection icon and click the right-mouse button

2. Select “Properties?from the pop-up menu

3. Press “Configure?button and select “Connection?/span>

4. Check whether the option “Disconnect a call if idle more than 30 mins" has been checked. You may empty the checkbox to turn off the option

5. Press "OK" button to exit

Question 9. : When I am reading a web page that consists of many texts, the connection is cut.

Possible reasons:

1. Select your connection icon and click the right-mouse button

2. Select “Properties?from the pop-up menu

3. Press “Configure?button and select “Connection?/span>

4. Empty the check box, “Disconnect a call if idle more than 30 mins"

5. Press "OK" button to exit

Question 10. : I cannot browse web pages on the Internet.

The TCP/IP settings of your connection icon is incorrect.

1. Select your connection icon and click the right-mouse button

2. Select “Properties?from the pop-up menu

3. Select “Server Type?and press “TCP/IP Settings?button

4. Select the option “Specify Name Server Addresses?/span>

5. Enter 144.214.2.32 as Primary DNS and 144.214.2.33 as Secondary DNS

6. Check the check-box of the option “Use default gateway on remote network?/span>

7. Press "OK" button to exit

Question 11. : I would like to upgrade my modem. Which 56K modem should I buy?

You should buy a modem that supports V.90 / K56Flex standard. We have tested a numbers of 56K modems in our testing environment and modems produced by Hayes, Practical Peripheral and Unique work pretty good. However, some internal modem cards are not compatible with the CityU-Net server and exhibit reliability problem. Incompatibility may be caused by different interpretation of the standard.

If your modem supports x2 standard, the connection speed will be down to 33.6K.

Question 12. : My modem is a HSP modem or a software modem. When I try to connect, the line is cut.

When you dial to our server, the noisy line affects the protocol negotiation between your modem and our server. To solve this, you can put an extra command string in "Advanced Setting" in Modem Properties to resolve this problem most of the time. You can put ATN0S37=13 for K56Flex; ATN0S37=12 for V.34 in your "Extra Setting" box of Modem Properties of your dial-up connection icon.

1. Select your connection icon and click the right-mouse button

2. Select “Properties?from the pop-up menu

3. Press “Configure?& Select “Connection?/span>

4. Press “Advanced?button

5. At the extra string prompt, type atn0s37=14 for V.90 modem; type atn0s37=13 for K56Flex modem; or type atn0s37=12 for 33.6K modem

6. Press "OK" button to exit

Tips: The command required depends on model of modem you use. You may visit http://www.aspi.net/links.htm or Web sites of the manufacturer to check out more information about your modem .

Question 13. : When I try to connect, the line is cut.

When you dial to our server, the noisy line affects the protocol negotiation between your modem and our server. To solve this, you can put an extra command string in "Advanced Setting" in Modem Properties to resolve this problem most of the time. The extra command you need depends on brand name and model of modem you use. Note that CityU-Net server supports V.90 and K56Flex for 56K connection.

Modem	56K - V.90	56K - K56Flex	33.6K
PC Tel HSP	n0s37=14	n0s37=13	n0s37=12
Rockwell Dual e.g., Hayes Accura 56K modem	+MS=12	+MS=56	+MS=11
Rockwell HCF & Soft56 e.g., RockWell 56K PCI Modem	+MS=V90,0	+MS=K56,0	+MS=V34
Sportster/USR	S32=34	Not support K56Flex	S32=98
Courier	S58=1	Not support K56Flex	S58=33
Lucent-LT	s38=0	-V90=0	s38=0-V90=0
Lucent-Venus	s109=2	s109=0	s38=0

* Information is extracted from http://808hi.com/56/trouble2.htm

1. Select your connection icon and click right-mouse button

2. Select "Properties" from the pop-up menu

3. Press "Configure" & Select "Connection"

4. Press "Advanced" button

5. At the extra string prompt, type at and the extra command from the table above for your modem, e.g., type

at+MS=V.90,0 for Filand M56PCI-R PCI modem

6. Press "OK" button to exit

Tips: For more information about your modem, you may visit http://www.aspi.net/links.htm or Web sites of the manufacturer

to check out more information about your modem .