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authorHolger Hans Peter Freyther <holger@moiji-mobile.com>2016-03-23 17:02:32 +0100
committerHolger Hans Peter Freyther <holger@moiji-mobile.com>2016-03-23 17:02:32 +0100
commit239a12284293141208f377452ecbddd47d78289c (patch)
tree53798350078d453961faafb3cca490c6d0574622
parentc4d01f9a909c3322ec803349615f83c2c695497e (diff)
doc: Update with some requirements and limitations
-rw-r--r--README.asciidoc16
1 files changed, 16 insertions, 0 deletions
diff --git a/README.asciidoc b/README.asciidoc
index ae4b746..a32456f 100644
--- a/README.asciidoc
+++ b/README.asciidoc
@@ -6,3 +6,19 @@ can be used to make configurations. The code doesn't have any RTP or
transcoding support.
Call identities can be either the MSISDN or the IMSI of the subscriber.
+
+
+Requirements of Equipment
+^^^^^^^^^^^^^^^^^^^^^^^^^
+
+* DTMF need to be sent using SIP INFO messages. DTMF in RTP is not
+supported.
+
+* BTS+PBX and SIP connector+PBX must be in the same network (UDP must be
+able to flow directly between these elements)
+
+* No handover support.
+
+* IP based BTS (e.g. Sysmocom sysmoBTS but no Siemens BS11)
+
+* No emergency calls