User's Manual
RealPresence Collaboration Server (RMX) 1500/2000/4000 Administrator’s Guide
B-10 Polycom, Inc.
RTM ISDN card startup procedure error  The RTM ISDN card cannot complete its startup procedure (usually after 
system reset).
Check the card and/or reset the card.
Secured SIP communication failed  Error status (408) received from SIP proxy.
Security mode failed. Certificate has 
expired.
Security mode failed. Certificate host 
name does not match the Collaboration 
Server host name.
Security mode failed. Certificate is about 
to expire.
Security mode failed. Certificate not yet 
valid.
Security mode failed. Error in certificate 
file.
Service Request failed
SIP registrations limit reached SIP registrations limit reached.
SIP TLS: Certificate has expired The current TLS certificate files have expired and must be replaced with new 
files.
SIP TLS: Certificate is about to expire The current TLS certificate files will expire shortly and will have to be replaced 
to ensure the communication with the OCS.
SIP TLS: Certificate subject name is not 
valid or DNS failed to resolve this name
This alarm is displayed if the name of the Collaboration Server in the certificate 
file is different from the FQDN name defined in the OCS. 
SIP TLS: Failed to load or verify certificate 
files
This alarm indicates that the certificate files required for SIP TLS could not be 
loaded to the Collaboration Server. Possible causes are: 
• Incorrect certificate file name. Only files with the following names can be 
loaded to the system: rootCA.pem, pkey.pem, cert.pem and 
certPassword.txt
• Wrong certificate file type. Only files of the following types can be loaded to 
the system: rootCA.pem, pkey.pem and cert.pem and certPassword.txt
• The contents of the certificate file does not match the system parameters
SIP TLS: Registration handshake failure This alarm indicates a mismatch between the security protocols of the OCS 
and the Collaboration Server, preventing the Registration of the Collaboration 
Server to the OCS.
Table B-1  Active Alarms (Continued)
Alarm Code Alarm Description










