AudioCodes 400HD Series - Configuring Voip Settings; Configuring TLS;SSL over SIP; Table 3-16: TLS;SSL over SIP Parameters

400HD IP Phones Series - Teams Compatible
Administrator's Manual 64 Document #: LTRT-09960
3.4 Configuring VoIP Settings
This section shows how to configure VoIP settings. Only the settings documented in this
Administrator's Manual are applicable.
3.4.1 Configuring TLS/SSL over SIP
This section shows how to configure TLS/SSL over SIP using the Configuration File.
TLS/SSL authenticates and secures communications over SIP using certificate-based
authentication and symmetric encryption keys.
 To configure TLS/SSL over SIP:
• Open the Configuration File page (Management tab > Manual Update >
Configuration File) and use the table below as reference.
Table 3-16: TLS/SSL over SIP Parameters
Parameter Description
voip/signalling/sip/tls_method Possible values:
• ssl_2
• ssl_3
• ssl_2_3 (default)
• tls_1
• tls_1_1
• tls_1_2
Generally, set to the default because only the
default allows for flexibility when selecting a
mutually acceptable method. With all other
values, the method is set specifically.
voip/signalling/sip/tls_disable
Possible values: space separated list of
values from above list. For example:
• " ssl_2 ssl_3 " (default)
Used only when 'tls_method' is set to
ssl_2_3 because only the default allows for
flexibility when selecting a mutually
acceptable method. With all other values, the
method is set specifically.