Feb
24
If the Microsoft Virtual Server web admin and remote control console are constantly popping up asking for credentials, you may need to adjust some security settings in Internet Explorer. In Internet Explorer, go to “Tools -> Internet Options”. Click the “Security” tab. If the site is on your local network, select the “Local Intranet” icon …
Feb
23
Prerequisites Hyper-V is installed and you have a new VM set up. For help with this, see the post: Walk-through: Hyper-V on Windows Server 2008 R2. Install the Legacy Network Adapter for your VM instead of the default. To do this: In the “Settings” page of the VM, click “Add Hardware”. Select “Legacy Network Adapter” …
Feb
23
Installing and setting up Hyper-V on Windows Server 2008 R2 is a straightforward task thanks to Microsoft’s new approach to “roles”. Preparing Your Server to Run Hyper-V Ensure that your server’s motherboard and processor support hardware-assisted virtualization. Go into the BIOS setup menu of your server and make sure that virtualization is enabled. This setting …
Feb
18
There are two basic steps to this process: Adjusting the VPN policies. Adjusting the firewall rules. Adjusting the VPN Policies To allow wireless users access to a VPN tunnel, it is necessary to add the subnet of the wireless network to the VPN policy on both sides of the tunnel. SonicWall sets this subnet as …
Feb
18
Situation: On wireless-capable SonicWall devices running SonicOS Enhanced, devices connected to the WLAN interface are not able to connect to any devices connected to the LAN interface. Problem: This is by design. There is a firewall rule that prevents this type of traffic as a security measure. Solution: Log in to the web interface of …
Feb
17
Situation: You need to setup a site to site VPN tunnel between two SonicWall routers running SonicOS Enhanced. Background: The first thing you need to decide about your VPN tunnel is whether to use Main Mode or Aggressive Mode. Main Mode is the most secure mode but requires that both endpoints have static IP addresses. The only …
Jan
20
Symptom: When trying to format a newer, high capacity external hard drive or flash drive, the only option given is to format as exFAT. When an attempt is made to format the volume as exFAT, the following message is returned: “Windows was unable to complete the format.” Problem: Microsoft’s new filesystem, exFAT (a.k.a. FAT64), is …
Dec
11
Today I ran across an interesting issue. Everything was normal on the network except that no users could print to ANY of the network printers. They could not be pinged or accessed in any way. The network consisted of a single subnet, single server, and single switch. I moved some of the printers to other …
Aug
20
Symptoms: Your Linksys (or potentially any other consumer-grade router) will not obtain an IP address via DHCP from your ISP’s DSL gateway/router. The status of the WAN interface shows 0.0.0.0 as the IP address or you receive an error message while trying to renew the address. Problem: Both devices are likely on the same subnet. …
Aug
18
Setting up a range of static IP addresses from AT&T DSL can be a daunting task if you are used to Cox or other ISPs that simply supply you with an IP address to punch into the WAN settings of your router. AT&T* (Bellsouth, Yahoo!, SBC), on the other hand, will provide you with an …
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