Polycom® RealPresence Collaboration ServerVirtual Edition Administrator’s Guide
15-18 Polycom, Inc.

14 Click the Security tab.

15 Modify the following fields:

When updating the parameters of the SIP Server in the IP Network Service - SIP Servers dialog box,
the Collaboration Server must be reset to implement the change.
Table 15-10 Default IP Network Service – Security (SIP Digest)
Field Description
SIP Authentication Click this check box to enable SIP proxy
authentication.
Select this check box only if the authentication
is enabled on the SIP proxy, to enable the
Collaboration Server to register with the SIP
proxy. If the authentication is enabled on the
SIP proxy and disabled on the RMX, calls will
fail to connect to the conferences.
Leave this check box cleared if the
authentication option is disabled on the SIP
proxy.