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res_rtp_asterisk.c: Add stun_blacklist option

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Added the stun_blacklist option to rtp.conf.  Some multihomed servers have
IP interfaces that cannot reach the STUN server specified by stunaddr.
Blacklist those interface subnets from trying to send a STUN packet to
find the external IP address.  Attempting to send the STUN packet
needlessly delays processing incoming and outgoing SIP INVITEs because we
will wait for a response that can never come until we give up on the
response.  Multiple subnets may be listed.

ASTERISK-26890 #close

Change-Id: I3ff4f729e787f00c3e6e670fe6435acce38be342
This commit is contained in:
Richard Mudgett
2017-04-07 16:14:16 -05:00
parent f8219a2e12
commit cd80af508e
3 changed files with 244 additions and 138 deletions
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@@ -12,6 +12,16 @@
--- Functionality changes from Asterisk 13.15.0 to Asterisk 13.16.0 ----------
------------------------------------------------------------------------------
res_rtp_asterisk
------------------
* Added the stun_blacklist option to rtp.conf. Some multihomed servers have
IP interfaces that cannot reach the STUN server specified by stunaddr.
Blacklist those interface subnets from trying to send a STUN packet to find
the external IP address. Attempting to send the STUN packet needlessly
delays processing incoming and outgoing SIP INVITEs because we will wait
for a response that can never come until we give up on the response.
Multiple subnets may be listed.
res_pjsip_config_wizard
------------------
* Two new parameters have been added to the pjsip config wizard.