Design of authentication issues and wireless security

Wireless newbie here... I had to quicky throws a wireless deployment in a new office/warehouse building. I have the basic net upward and the work. My remote access point associated the 2106 in the main office and users can associate and authenticate to the AP 1130 G and can access the office network. I did the basic configs and now seeks to tighten security. My questions are the following:

(1) the user clients are Dell laptops with built-in radio. They authenticate using JUMP... How to migrate to EAP or I have to. I have a Cisco ACS as RADIUS authentication.

(2) can I use sort of a supplicant client on laptops?

(3) how to filter mac while rogue AP and clients of thugs can not try and associate.

(4) am I correct in assuming the connections between the AP 1130 and 2106 are secure and if so what I need to change anything to strengthen them?

(5) I have an AP in the main building, I want Setup to detect rogue AP I associate him as a regular access point and push a kind of policy so that it becomes a detector?

I have attached a diagram to explain. Any help would be appreciated.

v/r

Chad

1 JUMP is a form of EAP, so you already have something to terminate your EAP sessions. The WLC can do to an extent, or ACS. We chose you will be based on your needs for the rich functionality, scalability, and manageability. I would say that PEAP-MSCHAPv2 offers a good compromise between ease of use and safety and that it is significantly better than LEAP.

2 No, begging stick with Windows XP SP2. This can be configured by using the domain policy (2 k 3 SP1 or higher) and is pretty good. Just make sure that your laptops have new Intel drivers on them. Dell in particular have been pretty bad with sends former pilots in the builds.

3 MAC authentication is now lergely, considered to be a waste of time. It's so easy to spoof a MAC address, it is ridiculous, and there is a fair amount of work for the privΘ.

4. the tunnel LWAPP crypt all management / config / traffic safety between the AP and WLC, while user data are simply wrapped in LWAPP, so it can potentially be read if the packets are captured.

5. any will to detecting rogue APs, must really dedicated APs unless you are REALLY paranoid. The major advantage is the fastest detection, but the downside is that the "detector" AP do service customers.

Kind regards

Richard

Tags: Cisco Wireless

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    (7) first of all, open the file C:\Windows\system32\drivers\etc\HOSTS (now called HOSTSXXX) and move this file to your VirusParts folder.  This part of your internet access is now unlocked.
    (8) then go to C:\WINDOWS\inf, and browse for the files netsf.inf, netsf. PNF, netsf_m.inf and netsf_m.PNF.  These are the files that most likely loading drivers virus in your system.  Having a peek inside .inf files can help you identify some of the changes made by the virus to your registry.  The virus probably also created a new service on your machine.  In my case, the service was named Passthru, and device to implement ms_passthrump (Microsoft Passthru Miniport).  These names are actually from a document from Microsoft that explains how to develop programs of virtual device to filter the data goes or network devices.  If these are directly related to your virus, the program driver specified inside them will be none other than our ndisvvan.sys enemy.  Research in .inf files (these are files text; the.) The PNF files are binary, not text) can help identify the service or services that the virus added to your system, which are now (essentially) a part of the operating system that starts automatically with Windows.  Since there is no virus in the .inf or the. The PNF files, they will not be detected by an antivirus.  All .inf files sort in order of the date and time of creation.  Suspect not with a close date of one of the files netsf.inf and netsf_m.inf.  Windows compile .inf files in the. PNF files, which can occur a few days later, when windows moves to this task.  If you find these files, move them to your VirusParts folder where they can not be recharged.
    (9) to start the Panel (from the start menu), double-click 'System', then select the Hardware tab, then click the Device Manager button.  Expand the category of Network Interfaces, and some of them should have an exclamation point in a yellow circle showing.  If you right-click on each one and select Properties, you should see an error 39 (driver not found; the antivirus program renamed their ndisvvan.sys file).  If you click on the other tabs in the properties, you can find the device is something like ROOT\MS_PASSTHRUMP\0000.  Now, you know that you are very likely to something.  I had three devices affected with numbers 0000, 0001 and 0002.  Carefully note the names of the Network Interfaces.  Two of my friends were identical to the names of other Interfaces of network but with "»" added.  The interface of third-party network with a problem was named 'Miniport network EXPANDED (IP) -'.  But there is no corresponding legitimate network interface of the same name.  Common Council to recharge a bad driver is uninstall, no new hardware detection and let windows reload from .inf file specifications.  However, if you try to uninstall these interfaces (those with here in exclamation points) Windows tells you that they can't be uninstalled and "perhaps it is used to start" or other similar term.
    (10) this part is a bit tricky.  Ask someone who knows how to work with the Windows registry, if you're not on this topic.  Mistakes here can have disastrous results.  Enough said?  If you search the registry for "passthru", you will get several matches, mostly related in one way or another for the virus and his new 'service '.
    Under a path like HKEY_USER_MACHINE\CurrentControlSet\Enum\Root\MS_PASSTHRUMP\0000, you will find information as the name of the interface (make sure it matches the name that you noted earlier) and manages a definition of tha of the pilot program.  For example {4D36E972-E325-11CE-BFC1-08002BE10318} \0014.  Do the same for MS_PASSTHRUMP\0001 (probably {... (10318} \0015) and \0002 (probably {... (10318} \0016).  The string of numbers and letters within the {...} identifies a particular program for windows, and the \0014 a particular use of the program {... 10318} is actually a standard part of windows and not a part of the virus.  However, uses \0014 \0015 and \0016 of this program have probably added by the virus.  Save the links: MS_PASSTHRUMP\0000 related to {... 10318} \0014.  Now, go to HKEY_LOCAL_MACHINE\CurrentControlSet\Class and you will find a long list of class programs identified by their number {...}.  I suggest from the end of the list and the expansion of each occurrence of our {... 10318} in the list, one by one.  If you select the subitems in the extension of this list, each device has a name.  You are looking for Netwrok Interface devices.  Under the instance of our {... network interface devices 10318} it will be to the less 0014 points and probably at least 0016 (based on the links that we just recorded). 0014 resembled a legitimate wireless LAN interface, so I don't mess with this definition.  However 0015 and 0016 looked like they have been added by the virus.  Inside of each specification, you will find a key named "characteristic".  Its value is what prevents us from uninstall the network interface in the Device Manager.  Its value is a hexadecimal value that integrates several indicators for Windows.  In particular, the value 0 x 20 is the bit that specifies that the device cannot be uninstalled by the user, and 0x08 tells windows ' hide ' this device of the user.  Almost all of my devices had characteristics codes 0 x 29, including those created by the virus.  (I don't know; others might have been modified by the virus, but that seems a bit unlikely).  In any case, for the interfaces added by the virus, network we need to change their characteristic values of 0 x 29 something like 0 x 1 (you can also display the device).  Note that changing the characteristic value is a reversible operation that is likely to harm anything in the system.  We can always go back and change it back to 0 x 29, if we have not uninstalled the device.  In my case, I put the characteristics values on 0 x 1 for 0015-0016 devices, which looked like, they were added by the virus.  I did this in the CurrentControlSet control set and for good measure repeated it in ControlSet001 and ControlSet002 registry.  (Windows retains backups of critical information in the registry, in the different ControlSets and creates the CurrentControlSet Control at the system startup set.)
    (11) now return the Control Panel, then system, then the Hardware tab and then the Device Manager button.  Now you should be able to uninstall the network with exclamation points interfaces in the yellow circles, those we checked earlier was connected to the ndisvvan.sys driver of virus, using the MS_PASSTHRUMP interfaces for Passthru Windows service.  Since it's virtual devices, and we removed their .inf and. The PNF files, they're not coming after we uninstall them.
    (12) now, we have removed the network interface drivers that are added by the virus, but legitimate real pilots are not connected in the system correctly, so our internet connection still does not work.  We need to re - install the drivers of legitimate network interface.  To do this, in the device, right-click Manager and uninstall the device controller network legitimate.  On my HP laptop, it was named "nVidia nForce Network Controller".  After uninstallation, in the window menu in Device Manager, click Actions, and then select "Scan for hardware changes".  Windows should report that she has found a new network interface device and that it is set up, and in a minute or two, it is ready for use.  At this point, on my system, both the wired ethernet port and wireless LAN bustled again.

    I still have to go around cleaning the files renamed by the antivirus program and get them out of the PC, but at least the PC is now working without virus.  The virus may also have damaged the process of restoration of the system, which still fails to restore the previous system configuration.  (Windows Explorer always creates an exception address on reboot).  I still need to work on this problem.  The virus 'off' system restore for all drives by using a parameter, however the TWEAKUI tool (I think it was what I used) allowed me to override this setting and control of group policy.

    There are a lot of viruses out there who adopts this method to take control of low level of connections from the PC to the internet, while allowing to download more viruses and keyloggers in the future in respect of the remote control.  Some of these viruses attach also to the many many files the user program.  In this case it has little alternative except to wipe the drive and start over with a clean, install since often these files cannot be cleaned.  Fortunately, my infection was not serious, and it was possible to remove the virus as described above.  I hope this description helps somebody out there.

    This answer is just a formality to change the resolved state.

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