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-rw-r--r--res/res_sip.c50
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diff --git a/res/res_sip.c b/res/res_sip.c
index 7bab9131e..57c1bed17 100644
--- a/res/res_sip.c
+++ b/res/res_sip.c
@@ -398,6 +398,56 @@
Gulp channel driver will return busy as the device state instead of in use.
</para></description>
</configOption>
+ <configOption name="t38udptl" default="no">
+ <synopsis>Whether T.38 UDPTL support is enabled or not</synopsis>
+ <description><para>
+ If set to yes T.38 UDPTL support will be enabled, and T.38 negotiation requests will be accepted
+ and relayed.
+ </para></description>
+ </configOption>
+ <configOption name="t38udptl_ec" default="none">
+ <synopsis>T.38 UDPTL error correction method</synopsis>
+ <description>
+ <enumlist>
+ <enum name="none"><para>
+ No error correction should be used.
+ </para></enum>
+ <enum name="fec"><para>
+ Forward error correction should be used.
+ </para></enum>
+ <enum name="redundancy"><para>
+ Redundacy error correction should be used.
+ </para></enum>
+ </enumlist>
+ </description>
+ </configOption>
+ <configOption name="t38udptl_maxdatagram" default="0">
+ <synopsis>T.38 UDPTL maximum datagram size</synopsis>
+ <description><para>
+ This option can be set to override the maximum datagram of a remote endpoint for broken
+ endpoints.
+ </para></description>
+ </configOption>
+ <configOption name="faxdetect" default="no">
+ <synopsis>Whether CNG tone detection is enabled</synopsis>
+ <description><para>
+ This option can be set to send the session to the fax extension when a CNG tone is
+ detected.
+ </para></description>
+ </configOption>
+ <configOption name="t38udptl_nat" default="no">
+ <synopsis>Whether NAT support is enabled on UDPTL sessions</synopsis>
+ <description><para>
+ When enabled the UDPTL stack will send UDPTL packets to the source address of
+ received packets.
+ </para></description>
+ </configOption>
+ <configOption name="t38udptl_ipv6" default="no">
+ <synopsis>Whether IPv6 is used for UDPTL Sessions</synopsis>
+ <description><para>
+ When enabled the UDPTL stack will use IPv6.
+ </para></description>
+ </configOption>
<configOption name="tonezone">
<synopsis>Set which country's indications to use for channels created for this endpoint.</synopsis>
</configOption>