Summary: Following on the heels of success of the Exchange Remote Connectivity Analyzer (created by Shawn McGrath and Brad Hughes), Premal Gandhi (UC Support Escalation Engineer), Matthew Fresoli (Supportability Program Manager) and Jason Stine...

Summary: America Online ("AOL") uses Global Server Load Balancing ("GSLB") to maintain their SIP gateway farm. Their configuration uses sub VIPs, one for each of their two datacenters. Whenever AOL performs maintenance (new code, hardware, etc....

Summary: You may find that OCS 2007 / OCS 2007 R2's Federation and/or PIC fails against partners who do not support Entrust root certificates signed using a 2048-bit public key. For example, the "broken" certificate chain may resemble the...

Summary: Using Microsoft Office Communications Server 2007 R2, Federation may fail against organizations that are using Lotus Sametime. Resolution: IBM has a hotfix which addresses this issue within Lotus Sametime. More Information:...