diff --git a/src_main/io/piethernet.cpp b/src_main/io/piethernet.cpp
index d3a192e8..63f54976 100755
--- a/src_main/io/piethernet.cpp
+++ b/src_main/io/piethernet.cpp
@@ -481,7 +481,7 @@ bool PIEthernet::joinMulticastGroup(const PIString & group) {
 #ifdef LINUX
 	//mreq.imr_address.s_addr = INADDR_ANY;
 	/*PIEthernet::InterfaceList il = interfaces();
-	const PIEthernet::Interface * ci = il.getByAddress(ip_);
+	const PIEthernet::Interface * ci = il.getByAddress(addr_r.ipString());
 	if (ci != 0) mreq.imr_ifindex = ci->index;*/
 #endif
 	if (params[PIEthernet::Broadcast]) mreq.imr_address.s_addr = INADDR_ANY;
diff --git a/src_main/io/piethernet.h b/src_main/io/piethernet.h
index 7f1974c0..31d6f2a7 100755
--- a/src_main/io/piethernet.h
+++ b/src_main/io/piethernet.h
@@ -511,7 +511,7 @@ private:
 inline bool operator <(const PIEthernet::Interface & v0, const PIEthernet::Interface & v1) {return (v0.name < v1.name);}
 inline bool operator ==(const PIEthernet::Interface & v0, const PIEthernet::Interface & v1) {return (v0.name == v1.name && v0.address == v1.address && v0.netmask == v1.netmask);}
 inline bool operator !=(const PIEthernet::Interface & v0, const PIEthernet::Interface & v1) {return (v0.name != v1.name || v0.address != v1.address || v0.netmask != v1.netmask);}
-inline PICout operator <<(PICout s, const PIEthernet::Address & v) {s.setControl(0, true); s << "Address(" << v.toString() << ")"; s.restoreControl(); return s;}
+inline PICout operator <<(PICout s, const PIEthernet::Address & v) {s.space(); s.setControl(0, true); s << "Address(" << v.toString() << ")"; s.restoreControl(); return s;}
 
 inline bool operator ==(const PIEthernet::Address & v0, const PIEthernet::Address & v1) {return (v0.ip() == v1.ip() && v0.port() == v1.port());}
 inline bool operator !=(const PIEthernet::Address & v0, const PIEthernet::Address & v1) {return (v0.ip() != v1.ip() || v0.port() != v1.port());}
diff --git a/src_main/io/pipacketextractor.h b/src_main/io/pipacketextractor.h
index c8e04339..69024e60 100755
--- a/src_main/io/pipacketextractor.h
+++ b/src_main/io/pipacketextractor.h
@@ -159,6 +159,7 @@ private:
 	PIString fullPathPrefix() const {return PIStringAscii("pckext");}
 	PIString constructFullPathDevice() const;
 	bool openDevice() {if (dev == 0) return false; return dev->open();}
+	bool closeDevice() {if (dev == 0) return false; return dev->close();}
 	DeviceInfoFlags deviceInfoFlags() const {if (dev) return dev->infoFlags(); return 0;}
 
 	PIIODevice * dev;