SOA: Siemens this morning is detailing its commitment to services-oriented architecture at the Interop tradeshow in Las Vegas. The company will be revealing that it already uses SOA to create infrastructure software for IP communications, and is extending use from internal projects to external business partners. IBM and SOA, in fact, will use Siemens SOA components in ongoing application development projects. Quoteworthy: “If Sun’s new CEO is going to convince me that his company can remain a dominant player in enterprise software, first he’s going to have to get his story straight, particularly when it comes to Linux and open source.” — Neil McAllister. Sun’s Schwartz still doesn’t get Linux. Telecom: Dave Rosenberg is hunting for feedback on whether Sprint coverage in San Francisco has gotten worse, or his latest Treo 600 replacement is just awful. “It doesn’t seem likely that Sprint would somehow make the service worse, but I am wondering if anyone else is experiencing this phenomenon.” Databases: Delivering a promised update about SQL Server 2005 SP 1, Sean McCown shares what he has gathered this week. “The one thing I will say is that it doesn’t seem completely safe to install it yet.”The news beat: Mercury Interactive unwraps Change Control Management software for helping to address unintended problems and conflicts caused by IT changes. Interop kicks off this week and among the expected hot topics at the show will be network access control, with developments from the Trusted Computing Group and several pure-play vendors. And AirMagnet is poised to launch a voice over Wi-Fi analysis tool, VoFi Analyzer, to monitor irregular delivery of voice packets, packet loss and over-subscribed access points. Technology Industry