spandsp does in fact support V.17 modulation at 14.4 kilobits per second,

so we should generate T38MaxBitRate of 14400 (even though that doesn't really
affect the FAX transmission much at all)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@235010 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/apps/app_fax.c b/apps/app_fax.c
index dab02af2f5eddd36ae78e1b161392c7aacb36447..bef5ed551113f4c8f6fd133454ef985d972e9123 100644 (file)
--- a/apps/app_fax.c
+++ b/apps/app_fax.c
@@ -370,7 +370,7 @@ static int transmit_audio(fax_session *s)
        enum ast_t38_state t38_state;
        struct ast_control_t38_parameters t38_parameters = { .version = 0,
                                                             .max_ifp = 800,
-                                                            .rate = AST_T38_RATE_9600,
+                                                            .rate = AST_T38_RATE_14400,
                                                             .rate_management = AST_T38_RATE_MANAGEMENT_TRANSFERRED_TCF,
                                                             .fill_bit_removal = 1,
                                                             .transcoding_mmr = 1,