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In this section:
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This section describes the steps to enable the transparent mode support for registering clients, using B2BUA.
Configure the VoIP Settings
Select VoIP from the Configuration Menu on the left-hand side.
Configure the system’s VoIP settings.
Caption 0 Table 1 Configuring VoIP Parameters 3 Configuring VoIP Parameters Parameter Example Configuration Value Enable LLDP Enabled (default) LLDP Broadcast Interval (sec) 30 (default) TFTP Server IP Address Disabled Use ALG Alias IP Addresses Disabled Do Strict RTP Source Check Disabled Enable Client List Lockdown Disabled Allow Shared Usernames Disabled Strip G.729 from Calls Disabled Route all SIP Signalling Through B2BUA Enabled Enable Microsoft Feature Disabled Enable Comfort Noise Generation (CNG) Disabled Enable User-Agent Header Pass-Through Disabled Enable SRTP Support Disabled Enable MKI Support Disabled Note: This is optional. This depends on whether or not MKI support is enabled on MS Teams. H.225/H.245 Port Range 14085-15084 (default) RTP Port Range 16386-18385 (default) RTP Packetization Time (ms) 20 Prioritize Microsoft Teams Not Required for MS Team. The system will automatically prioritize signaling and media. This setting is used when the system is “NATing” MS Teams traffic. Calculate RTT Enabled (default)
Configure the SIP Settings
Select VoIP > SIP from the Configuration Menu on the left-hand side.
Configure the SIP Server Settings for the B2BUA transparent mode support.
Caption 0 Table 1 Configuring SIP Server Settings Parameters 3 Configuring SIP Server Settings Parameter Example Configuration Value SIP Server Address siptrunk.domain.com SIP Server Port 5060
(Verify with your SIP trunking provider which SIP port to configure.)
Note: If the FQDN resolves to a different port for the SIP Server Address the system will use the port returned in the DNS query response.SIP Server Transport UDP Enable SRTP Disabled Use Custom Domain Enabled SIP Server Domain sipserver.domain.com List of SIP Servers None Load Balancing (Round Robin) Enabled Enable Multi-homed Outbound Proxy Mode Disabled Enable Transparent Proxy Mode Disabled Limit Outbound to Listed SIP Servers Enabled Limit Inbound to Listed SIP Servers Enabled Dynamic List of SIP Proxies support Disabled Include UPDATE in Allow Enabled PRACK Support Enabled GEOLOCATION Support Disabled Call Audit Support Disabled Enable Sub Domain Pass through support Disabled Enable P-Associated-URI support Disabled SIP Use New Port on Hold Resume Enabled State client time(m) 1440 List of Allowed SIP servers SIP Server Address/FQDN None Transport UDP Action None SDP Modifications SDP Codec Operation No action SDP Section that will be modified Disabled Codecs (Comma separated list) Disabled Reject when No match Codec Disabled Strip Matched Expressions for Request None Strip Matched Expressions for Response None Priority Numbers Priority Number 1:
Priority Number 2:
Priority Number 3:
Priority Number 4:
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