Index: channels/chan_sip.c
===================================================================
--- channels/chan_sip.c	(revision 141949)
+++ channels/chan_sip.c	(working copy)
@@ -2083,6 +2083,7 @@
 /*--- Internal UA client handling (outbound registrations) */
 static void ast_sip_ouraddrfor(struct in_addr *them, struct sockaddr_in *us);
 static void sip_registry_destroy(struct sip_registry *reg);
+static int remote_sip_register(const char *uname, const char *host, const char *sec, const char *auth, const char *port, const char *exten, const char *cmd); 
 static int sip_register(const char *value, int lineno);
 static const char *regstate2str(enum sipregistrystate regstate) attribute_const;
 static int sip_reregister(const void *data);
@@ -6306,6 +6307,115 @@
 	return NULL;
 }
 
+
+/*! \brief  Manager API Action: Register uses this function to ADD or DEL remote user registration
+ * Contributed by Roger Leszczynski rogerles@gmail.com
+ */
+static int remote_sip_register(const char *uname, const char *host, const char *sec, const char *auth, const char *port, const char *exten, const char *cmd)
+{
+	struct sip_registry *reg = NULL;
+	
+	if (ast_strlen_zero(uname) || ast_strlen_zero(host)) {
+		ast_log(LOG_WARNING, "Improper Reg From Manager");
+		return -1;
+	}
+	
+	if (port && !atoi(port)) {
+		ast_log(LOG_WARNING, "%s is not a valid port number", port);
+		return -1;
+	}
+	
+
+	if (strcmp(cmd, "ADD") == 0) {
+	
+		ast_log(LOG_WARNING, "Sending Register out:  %s@%s\n", uname, host);
+		
+		/* Similar to int sip_register */
+		if (!(reg = ast_calloc(1, sizeof(*reg)))) {
+			ast_log(LOG_ERROR, "Out of memory. Can't allocate SIP registry entry\n");
+			return -1;
+		}
+
+		if (ast_string_field_init(reg, 256)) {
+			ast_log(LOG_ERROR, "Out of memory. Can't allocate SIP registry strings\n");
+			free(reg);
+			return -1;
+		}
+		
+		regobjs++;
+		ASTOBJ_INIT(reg);
+		ast_string_field_set(reg, callback, exten);
+		ast_string_field_set(reg, username, uname);
+		ast_string_field_set(reg, hostname, host);
+		ast_string_field_set(reg, authuser, auth);
+		ast_string_field_set(reg, secret, sec);
+		reg->expire = -1;
+		reg->timeout =  -1;
+		reg->refresh = default_expiry;
+		reg->portno = atoi(port);
+		reg->callid_valid = FALSE;
+		reg->ocseq = INITIAL_CSEQ;
+		ASTOBJ_CONTAINER_LINK(&regl, reg);	/* Add the new registry entry to the list */
+		__sip_do_register(reg);
+	}
+	if (strcmp(cmd, "DEL") == 0) {
+	
+		ASTOBJ_CONTAINER_TRAVERSE(&regl, 1, do {
+			ASTOBJ_RDLOCK(iterator);
+			
+			if (strcmp(iterator->username, uname) == 0 && strcmp(iterator->hostname, host) == 0)
+			{
+				ast_log(LOG_WARNING, "Deleting Registration for:  %s@%s\n", uname, host);
+				ASTOBJ_CONTAINER_UNLINK(&regl, iterator);
+				sip_registry_destroy(iterator);
+			}
+			ASTOBJ_UNLOCK(iterator);
+	
+		} while(0));
+		
+	}
+	return 0;
+}
+
+/*! \brief  Description for Manager API remote registration */
+static char mandescr_register[] =
+"Description: Register a user to another server\n"
+"Variables: \n"
+"       Username: username of sip uri\n"
+"       Secret: password\n"
+"       Authuser: Authorization username\n"
+"       Hostname: host to register to\n"
+"       Port: port\n"
+"       Exten: internal extension mapping for this user\n"
+"       Cmd: DEL or ADD\n";
+
+
+/*! \brief  Manger API Action to register a client remotely */
+static int manager_act_register(struct mansession *s, struct message *m)
+{
+	int r;
+	const char *muname = astman_get_header(m, "Username");
+	const char *msec = astman_get_header(m, "Secret");
+	const char *mauth = astman_get_header(m, "AuthUser");
+	const char *mhost = astman_get_header(m, "Hostname");
+	const char *mport = astman_get_header(m, "Port");
+	const char *mexten = astman_get_header(m, "Exten");
+	const char *mcmd = astman_get_header(m, "Cmd");
+
+	if (ast_strlen_zero(muname) || ast_strlen_zero(msec) || ast_strlen_zero(mauth) || ast_strlen_zero(mhost) 
+		||ast_strlen_zero(mexten)|| ast_strlen_zero(mport) || ast_strlen_zero(mcmd)) {
+		astman_send_error(s, m, "Invalid Format");
+		return 0;
+	}
+	r = remote_sip_register(muname, mhost, msec, mauth, mport, mexten, mcmd);
+	
+	return 0;
+}
+
+
+
+
+
 /*! \brief Parse register=> line in sip.conf and add to registry */
 static int sip_register(const char *value, int lineno)
 {
@@ -22614,6 +22724,8 @@
 			"Show SIP registrations (text format)", mandescr_show_registry);
 	ast_manager_register2("SIPnotify", EVENT_FLAG_SYSTEM, manager_sipnotify,
 			"Send a SIP notify", mandescr_sipnotify);
+        ast_manager_register2("Register", EVENT_FLAG_SYSTEM, manager_act_register, 
+			"Register User", mandescr_register);
 	sip_poke_all_peers();	
 	sip_send_all_registers();
 	
@@ -22672,6 +22784,7 @@
 	ast_manager_unregister("SIPqualifypeer");
 	ast_manager_unregister("SIPshowregistry");
 	ast_manager_unregister("SIPnotify");
+	ast_manager_unregister("Register");
 	
 	/* Kill TCP/TLS server threads */
 	if (sip_tcp_desc.master)
@@ -22755,3 +22868,4 @@
 		.unload = unload_module,
 		.reload = reload,
 	       );
+