Machine Online but Programs Can’t Connect
I maintain a remote Windows XP Pro workstation that’s three or four years old. Today I had a strange situation: I could reach the machine using vPro and see that …
Use Postini with Office 365
The hosted Exchange part of Office 365 has been performing pretty well once I got it configured. However, I continue to have issues with Forefront, a separate-but-integrated piece that sits …
SBS 2008 Attempts Multiple Simultaneous Backups
I first had this issue in July 2010. SBS 2008 would attempt to run two identical backups for each one that was scheduled. The duplicate backup would fail with Microsoft-Windows-Backup …
Linksys SPA942 Busy Lamp Field with PiaF
A client has an old PBX in a Flash 1.3 installation running Asterisk 1.4.21.2. I’ve upgraded their Linksys SPA942 phones to the latest firmware, version 6.1.5(a). Can we get Busy …
Set Up VLAN and Site-to-Site VPN with Tomato
I wrote recently about setting up guest wireless with the Tomato router firmware. I also needed to be able to use site-to-site OpenVPN between two routers running Tomato. I’m using …
Can’t Ping Server after Changing Router
After installing a new router, I was no longer able to ping my Hyper-V server. Why not? The router sits at the edge of the network—how could it affect pinging …
Get Asterisk to Use the G.729a Codec
I’m using Asterisk 1.8.5 under FreePBX 2.8.1.4. My endpoints (Polycom IP430 phone, SPA3102 ATA) and my ITSP all support the G.729a codec. I wanted to test audio quality using this …
Set Up Guest Wireless with Tomato
I’ve been learning Tomato router firmware. This open-source firmware can enhance a low-end wireless router with some pretty advanced features. One of my goals was to set up my wireless …
APC “Battery Disconnected” May Mean Overheating
I got an email from APC PowerChute Business Edition that said simply “Battery Disconnected.” The connected UPS is an APC SmartUPS 1500 model DLA1500 (the Dell equivalent of an SUA1500). …
Office 365, Safe Senders List and You
Since moving to Office 365, I’ve been having trouble getting Outlook to treat mail from my own address as safe. Mail sent from my own address (e.g. from server monitoring …