System Configuration In Sbc Environments - Polycom RealPresence RMX 1500 Administrator's Manual

» Select the FW NAT Keep Alive check box and if required, modify the Interval field within the range
of 5 - 86400 seconds.

System Configuration in SBC environments

In an environment that includes SAM (a Polycom SBC), to ensure that a RealPresence Mobile endpoint can
send content to a conference the value of the system flag
NUM_OF_INITIATE_HELLO_MESSAGE_IN_CALL_ESTABLISHMENT must be set to at least 3.
For more details on modifying the values of system flags, see
SIP TCP Keep-Alive
SIP TCP Keep Alive behavior is defined for each IP Network Service and can be modified by adding the
following System Flags and modifying their values:
● SIP_TCP_KEEP_ALIVE_TYPE
● SIP_TCP_KEEP_ALIVE_BEHAVIOR
Polycom®, Inc.
Modifying System Flags.
Network Security
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