Index: zonedata.c
===================================================================
--- zonedata.c  (revision 1258)
+++ zonedata.c  (working copy)
@@ -549,5 +549,19 @@
             { ZT_TONE_STUTTER, "!425/100,!0/100,!425/100,!0/100,!425/100,!0/100,!425/100,!0/100,!425/100,!0/100,!425/100,!0/100,425" },
           },
         },
+       { 34, "tz", "Tanzania", { 1000, 4000 },
+          {
+            /* Reference: http://www.itu.int/ITU-T/inr/forms/files/tones-0203.pdf */
+            { ZT_TONE_DIALTONE, "425+400" },
+            { ZT_TONE_BUSY, "425/1000,0/1000" },
+            { ZT_TONE_RINGTONE, "425/1000,0/4000" },
+            { ZT_TONE_CONGESTION, "425/375,0/375" },
+            { ZT_TONE_CALLWAIT, "425/50,0/200" },
+           /* DIALRECALL not specified */
+           /* RECORDTONE not specified */
+            { ZT_TONE_INFO, "!950/375,!0/30,!1400/375,!0/30,!1800/375" },
+            /* STUTTER - not specified */
+          },
+        },
        { -1 }
 };