Does anyone have stats for Unity 4.0's impact on the Domain Controller and Global Catalog, particularly for voice messaging, but also for unified messaging (if you have it).

This is a hosted IP PBX solution with a softswitch in the carrier network communicating via MGCP over the Internet with a 7960 IP phone that has the MGCP load P0M3-06-0-00. The CPE router running NAT is a 2650XM with DSL connection to the Internet. ...

Is there an update to the "Reference Guide to Implementing Crypto and QoS" that takes account of "LLQ for IPSec" and "Pre-Fragmentation for IPSec VPNs." Also, I am interested in any documentation that might specify the path by which packets would be...

In doing some trending, I noticed a spike in memory activity at 11 pm (Mem paging, cache faults/sec, pages faults/sec, mem pages/sec, as well as Processor utiliz and Physical Disk reads/writes/transfers). Backup utility, SQL backup, and Exchange mai...

I see 5MB log files being deposited in c:\Program Files\Exchsrvr\MDBDATA every 10-20 minutes. They have filled up the drive several times. What causes this? Why are they not auto deleted? What is the solution?