- You install Microsoft Forefront Threat Management Gateway (TMG) 2010 on two servers.
- You set up a site-to-site VPN connection between the two servers. For example, you set up a PPTP or a L2TP/IPsec connection.
- The line for the connection recovers from a disruption.
The network snapshot contains the dial-out adapter in reconnection. The adapter information is from an in-memory snapshot of IPHelper. However, the retrieval of unicast addresses is from IPHelper. Therefore, a reconnection does not occur when the in-memory snapshot does not contain current adapter information.
Update informationTo resolve this issue, install the software update that is described in the following Microsoft Knowledge Base (KB) article:
Article ID: 2498835 - Last Review: Feb 25, 2011 - Revision: 1