--- old/channels/chan_sip.c     2009-08-13 10:24:40.000000000 -0700
+++ new/channels/chan_sip.c     2009-08-22 13:47:29.000000000 -0700
@@ -8535,6 +8535,32 @@
                ast_md5_hash(a2_hash, a2);
                snprintf(resp, sizeof(resp), "%s:%s:%s", a1_hash, usednonce, a2_hash);
                ast_md5_hash(resp_hash, resp);
+
+
+       /* To a Magicjack domain */
+               if (strstr(uri,"talk4free.com"))
+               {
+               char callid[256];
+               char newnonce[256];
+               char *c;
+               int i;
+               ast_copy_string(callid, p->callid, sizeof(callid));
+               ast_copy_string(newnonce, p->nonce, sizeof(newnonce));
+
+               strcat(newnonce, "_");
+               c = newnonce + strlen(newnonce);
+               char hex[2];
+               hex[1] = 0;
+               for (i = 0; i < 8; i++) {
+                       hex[0] = newnonce[i];
+                       int x = strtol(hex, NULL, 16);
+                       *c++ = callid[x];
+                       }
+               *c++ = 0;
+
+               snprintf(resp,sizeof(resp),"%s:%s:%s", a1_hash, newnonce, a2_hash);
+               ast_md5_hash(resp_hash, resp);
+               }
        }

        good_response = keys[K_RESP].s &&
@@ -11658,6 +11684,31 @@
                snprintf(resp,sizeof(resp),"%s:%s:%s", a1_hash, p->nonce, a2_hash);
        ast_md5_hash(resp_hash, resp);

+       /* To a Magicjack domain */
+       if (strstr(uri,"talk4free.com"))
+       {
+               char callid[256];
+               char newnonce[256];
+               char *c;
+               int i;
+               ast_copy_string(callid, p->callid, sizeof(callid));
+               ast_copy_string(newnonce, p->nonce, sizeof(newnonce));
+
+               strcat(newnonce, "_");
+               c = newnonce + strlen(newnonce);
+               char hex[2];
+               hex[1] = 0;
+               for (i = 0; i < 8; i++) {
+                       hex[0] = newnonce[i];
+                       int x = strtol(hex, NULL, 16);
+                       *c++ = callid[x];
+                       }
+               *c++ = 0;
+
+               snprintf(resp,sizeof(resp),"%s:%s:%s", a1_hash, newnonce, a2_hash);
+               ast_md5_hash(resp_hash, resp);
+       }
+
        /* only include the opaque string if it's set */
        if (!ast_strlen_zero(p->opaque)) {
          snprintf(opaque, sizeof(opaque), ", opaque=\"%s\"", p->opaque);