Article ID: 000061934
Date de dernière modification: 12/15/2021
Access Level: Public
Polycom HDX SIP Registration Issue with OCS Server 2007 R2 (Windows 2008 R2):
Issues with registering HDXs to OCS Server 2007 R2 pool.
OCS topology - single pool with 2 OCS Front End Servers (Load Balanced)
- On the OCS Server 2007 R2 Servers, locally, open the Local Security Policy and browse to Security Settings > Local Polices > Security Options.
- Edit the policy Network Security: Minimum session security for NTLM SSP based (including secure RPC) servers and clients. (Right-Click entries and then click Properties)
- Uncheck the Require 128-bit encryption setting to enable 'no minimum' as the configured behavior