seting accesspoint

There are two wireless devices, one type of wireless Access Point (AP) and a longer Wireless Cable / DSL Router. Both these devices have not functioned optimally, directly arise curiosity to configure the AP. Model and brand of wireless devices is not mentioned, because it can not be a fee from the vendor and allows exploitation made easy by the illegal access of the area around the office he .. he ..

The first configuration are made to the AP, no password, the default password has been changed, no need to ask the previous configurator, find a way to reset to default factory settings on google.com, can some information from the forum / mailing list, after a try finally returned to the AP configuration initial setting.

AP Interface to adjust the settings done by entering the IP address of the AP through the browser, some configuration is done, including by:
1. Adjust so that AP can serve as a DHCP server
2. Trying features Wired Equivalent Privacy (WEP) and Wi-Fi Protected Access (WPA)
3. Regulate access based on MAC Address The access device
4. etc.
Several configurations are made does not work properly, for example even though the DHCP server has been set, the AP does not provide the IP in accordance with the allocation specified.
Upgade Firmware
Typically such devices have firmware AP will provide a firmware upgrade to make improvements, even with firmware upgrades will be no additional or new functions. Simply look for the latest firmware for the AP in a vendor website. Apparently there have been several releases of the old firmware on the AP, download the latest firmware version. Firmware is downloaded in the form of executable files, run the file will do decompress and produce the README file and firmware updates.
The upgrade process can be done easily, which is directly performed through a browser, enter the firmware update file, then click sumbit, in less than one minute upgrade process is completed and the new firmware directly attached. Reset to default factory setting is appropriate vendor recommendations in the README file.
Firmware upgrade gives very satisfactory results, namely DHCP server to function properly and the availability of additional facilities / new wireless device now functions into three types:
1. Access Point (default function)
2. Client Bridge Mode
3. Repeater Mode
AP and Computer Server
Currently, AP has been functioning well and properly, then there is a desire to set up a computer to be used as a server that will provide functionality for:
1. User management
2. Access Management
3. Proxy and Firewall
4. Authentication management
5. Noting log / history access
6. Provide billing features
Are there any readers who have done / installed an integrated open source applications for Linux to needs like this? if any, awaited his comments.

This is how to share internet connection cable with 2 LAN cards on windows XP.
there are 4 steps
1. Default network cable ISP
2. Setting windows to be able to share connection
3. IP settings on each LAN card
4. Connect the second LAN, and please browse
Default network cable ISP
ISP via tv cable -> cable modem -> LAN card first computer. make sure the internet was alive and was able to browse.

Setting windows to be able to share connection
Start -> Programs -> accessories -> Communications -> Network Setup Wizard
Next to appear the following windows.

select the appropriate instructions on the picture

The default is the LAN card which connect to the internet. Just stay next to complete. if asked for in the save to disk on the decline answered NO and the finish.
make sure Internet Connection Sharing on the LAN properties on the first computer that is connected to a cable modem selected.
check "Allow other network users to the connect through this computer's Internet connection"



IP settings on each LAN card
Setting the LAN card to the internet (computer 1) - default of technicians.
- Obtain an iP address automaticaly
- Obtain DNS Server Address Automatically
Setting the LAN card to Other Computers (computer 1):
IP Address: 192.168.0.5
Subnet Mask: 255.255.255.0
Default Gateway: blank
DNS: blank
Setting the LAN card on Another Computer (computer 2,3,4,5, etc.):
IP Address: 192.168.0.10
Subnet Mask: 255.255.255.0
Default Gateway: 192.168.0.5
Preferred DNS server: Equalized with DNS on the LAN card which connect to the internet
Alternate DNS server: Equalized with DNS on the LAN card which connect to the internet
Connect the second LAN, and please browse
connect the LAN cards between computer 1 and computer 2 by using a cross cable. please browse.
Additional:
for those who do not know how to set IP
Start -> Settings -> Control Panels -> Network Connections
Right click -> Properties (on Local Area Connection)
Tab -> general
This search for connection, use the Following items -> Internet Protocol [TCP / IP]
click properties -> on the General tab select obtain an iP address automaticaly
This setting is DHCP, to a static Following select Use this IP address.

for those who do not know how tough DNS
Start -> Settings -> Control Panels -> Network Connections
2x left click on the LAN card which connect to the internet
Tab -> Support
no button detail, there is such thing as DNS servers, that's the dynamic DNS provided by your ISP.
note:
1. use a cross cable to connect the lan card and lan card PC1 pc to 2.
2. use a straight cable to connect the cable modem and lan card PC1
summary:
1. make sure the internet connection from ISP is road.
2. share the first connection on the LAN card. (See the section Setting windows to be able to share the connection)
3. IP settings, subnet mask, gateway and dns on each LAN card.
4. Internet congratulations you've shared.
5. Do not forget to use cross cable to connect the lan card lan card PC1 and PC2