diff --git a/hostport.c b/hostport.c
index 18a570f..5bffa0a 100644
--- a/hostport.c
+++ b/hostport.c
@@ -221,14 +221,27 @@ int resolvehostports(struct list *hostports, int af, int socktype) {
     return 1;
 }
 
-struct addrinfo *resolvepassiveaddrinfo(char *hostport, int af, char *default_port, int socktype) {
-    struct addrinfo *ai = NULL;
-    struct hostportres *hp = newhostport(hostport, default_port, 0);
-    if (hp && resolvehostport(hp, af, socktype, 1)) {
-	ai = hp->addrinfo;
-	hp->addrinfo = NULL;
+struct addrinfo *resolvepassiveaddrinfo(char **hostport, int af, char *default_port, int socktype) {
+    struct addrinfo *ai = NULL, *last_ai;
+    int i;
+    char *any[2] = {"*", NULL};
+
+    if(!hostport)
+        hostport = any;
+
+    for (i = 0; hostport[i]; i++) {
+        struct hostportres *hp = newhostport(hostport[i], default_port, 0);
+        if (hp && resolvehostport(hp, af, socktype, 1)) {
+            if (!ai) {
+                ai = last_ai = hp->addrinfo;
+            } else {
+                last_ai->ai_next = hp->addrinfo;
+                last_ai = last_ai->ai_next;
+            }
+            hp->addrinfo = NULL;
+            freehostport(hp);
+        }
     }
-    freehostport(hp);
     return ai;
 }
 
diff --git a/hostport.h b/hostport.h
index 7d0ae6a..9069ecd 100644
--- a/hostport.h
+++ b/hostport.h
@@ -15,7 +15,7 @@ void freehostport(struct hostportres *hp);
 void freehostports(struct list *hostports);
 int resolvehostport(struct hostportres *hp, int af, int socktype, uint8_t passive);
 int resolvehostports(struct list *hostports, int af, int socktype);
-struct addrinfo *resolvepassiveaddrinfo(char *hostport, int af, char *default_port, int socktype);
+struct addrinfo *resolvepassiveaddrinfo(char **hostport, int af, char *default_port, int socktype);
 int hostportmatches(struct list *hostports, struct list *matchhostports, uint8_t checkport);
 int addressmatches(struct list *hostports, struct sockaddr *addr, uint8_t checkport);
 int connecttcphostlist(struct list *hostports,  struct addrinfo *src);
diff --git a/radsecproxy.c b/radsecproxy.c
index d5204db..526e5eb 100644
--- a/radsecproxy.c
+++ b/radsecproxy.c
@@ -2724,7 +2724,7 @@ int confrealm_cb(struct gconffile **cf, void *arg, char *block, char *opt, char
     return 1;
 }
 
-int setprotoopts(uint8_t type, char **listenargs, char *sourcearg) {
+int setprotoopts(uint8_t type, char **listenargs, char **sourcearg) {
     struct commonprotoopts *protoopts;
 
     protoopts = malloc(sizeof(struct commonprotoopts));
@@ -2741,7 +2741,7 @@ void getmainconfig(const char *configfile) {
     long int addttl = LONG_MIN, loglevel = LONG_MIN;
     struct gconffile *cfs;
     char **listenargs[RAD_PROTOCOUNT];
-    char *sourcearg[RAD_PROTOCOUNT];
+    char **sourceargs[RAD_PROTOCOUNT];
     char *log_mac_str = NULL;
     char *log_key_str = NULL;
     uint8_t *fticks_reporting_str = NULL;
@@ -2752,7 +2752,7 @@ void getmainconfig(const char *configfile) {
     cfs = openconfigfile(configfile);
     memset(&options, 0, sizeof(options));
     memset(&listenargs, 0, sizeof(listenargs));
-    memset(&sourcearg, 0, sizeof(sourcearg));
+    memset(&sourceargs, 0, sizeof(sourceargs));
     options.logfullusername = 1;
 
     clconfs = list_create();
@@ -2771,19 +2771,19 @@ void getmainconfig(const char *configfile) {
 	    &cfs, NULL,
 #ifdef RADPROT_UDP
 	    "ListenUDP", CONF_MSTR, &listenargs[RAD_UDP],
-	    "SourceUDP", CONF_STR, &sourcearg[RAD_UDP],
+	    "SourceUDP", CONF_MSTR, &sourceargs[RAD_UDP],
 #endif
 #ifdef RADPROT_TCP
 	    "ListenTCP", CONF_MSTR, &listenargs[RAD_TCP],
-	    "SourceTCP", CONF_STR, &sourcearg[RAD_TCP],
+	    "SourceTCP", CONF_MSTR, &sourceargs[RAD_TCP],
 #endif
 #ifdef RADPROT_TLS
 	    "ListenTLS", CONF_MSTR, &listenargs[RAD_TLS],
-	    "SourceTLS", CONF_STR, &sourcearg[RAD_TLS],
+	    "SourceTLS", CONF_MSTR, &sourceargs[RAD_TLS],
 #endif
 #ifdef RADPROT_DTLS
 	    "ListenDTLS", CONF_MSTR, &listenargs[RAD_DTLS],
-	    "SourceDTLS", CONF_STR, &sourcearg[RAD_DTLS],
+	    "SourceDTLS", CONF_MSTR, &sourceargs[RAD_DTLS],
 #endif
             "PidFile", CONF_STR, &options.pidfile,
 	    "TTLAttribute", CONF_STR, &options.ttlattr,
@@ -2859,8 +2859,8 @@ void getmainconfig(const char *configfile) {
 		     &fticks_key_str);
 
     for (i = 0; i < RAD_PROTOCOUNT; i++)
-	if (listenargs[i] || sourcearg[i])
-	    setprotoopts(i, listenargs[i], sourcearg[i]);
+	if (listenargs[i] || sourceargs[i])
+	    setprotoopts(i, listenargs[i], sourceargs[i]);
 }
 
 void getargs(int argc, char **argv, uint8_t *foreground, uint8_t *pretend, uint8_t *loglevel, char **configfile, char **pidfile) {
diff --git a/radsecproxy.h b/radsecproxy.h
index 18a8702..a589f77 100644
--- a/radsecproxy.h
+++ b/radsecproxy.h
@@ -104,7 +104,7 @@ struct options {
 
 struct commonprotoopts {
     char **listenargs;
-    char *sourcearg;
+    char **sourcearg;
 };
 
 struct request {