Playstation 3 – Error ‘A DLNA protocol error (2104) has occurred’ When streaming from Windows Media Player
KB ID 0000696 Problem My Windows 7 Media Center can’t stream to my PS3, but the Windows Media Player that’s built into the same PC can, (well it should be able to!) However when I tried, this is what the Playstation told me. Media Server Error: A DNLA protocol error (2104) has occurred. Solution Note: Your local firewall on the Windows 7 machine can also cause this problem. I have a decent firewall at home, so I disabled...
SBS 2008 – Cannot RDP to machines via VPN or from other sites
KB ID 0000193 Problem The firewall policy that Server 2008 uses out of the box only allows RDP connections from the local LAN. This is great in an office environment, but it you have remote VPN clients (On a different IP range) that can’t get access to your client PC’s or member servers via RDP, not so good. If you have a member server running terminal services for example, then having RDP blocked will stop it working. You...
Mail Error “Corrupt Content Alert”
KB ID 0000370 Problem Seen when receiving mail though an Exchange server running McAfee Groupshield version 7 Solution 1. On the server in question launch the Groupshield Management console > Select On-Access > Master Policy. 2. Select “Corrupt Content”. 3. Edit. 4. Change the drop down to “Allow Through” > Save. 5. Finally make sure you click “Apply”. Note: I’ve seen posts...
Juniper SRX Firewall – Allow Web Management from Outside
KB ID 0000708 Problem Assuming you already have web management enabled, and you want to access it from the outside (the untrusted zone). Solution 1. Log into the web console of the Juniper. 2. Navigate to Security > Zones/Screen > Select the ‘Untrust’ Zone > Edit > Host inbound traffic – Interface > Select the Outside interface > Under Interface services add in ‘http’ > OK. 3. Then...
Cisco Router – CBAC and Zone Based Firewall Setup
KB ID 0000937 Problem IOS 11.2 gave us CBAC, and IOS 12.4(6)T gave us the Zone Based Firewall. You can still use either, (providing you are running the correct IOS, or in the case of version 15 and upwards, added the correct license, ‘securityK9’). For older IOS versions usually you want the advipservices version of the IOS). Solution Run the following command to see if you have the correct license installed....