diff --git a/oml/commands.py b/oml/commands.py
index 34e17e8..bac5005 100644
--- a/oml/commands.py
+++ b/oml/commands.py
@@ -149,6 +149,7 @@ def command_release(*args):
 
     EXCLUDE=[
         '--exclude', '.git', '--exclude', '.bzr',
+        '--exclude', 'pip_cache',
         '--exclude', '.*.swp', '--exclude', '._*', '--exclude', '.DS_Store'
     ]
 
diff --git a/oml/localnodes.py b/oml/localnodes.py
index 3140b14..c41ac44 100644
--- a/oml/localnodes.py
+++ b/oml/localnodes.py
@@ -162,6 +162,7 @@ class LocalNodes4(LocalNodesBase):
     def send(self):
         packet = self.get_packet()
         if packet:
+            logger.debug('send4 %s', packet)
             sockaddr = (self._BROADCAST, self._PORT)
             s = socket.socket (socket.AF_INET, socket.SOCK_DGRAM)
             s.setsockopt (socket.IPPROTO_IP, socket.IP_MULTICAST_TTL, self._TTL)
@@ -174,6 +175,7 @@ class LocalNodes4(LocalNodesBase):
     def get_socket(self):
         s = socket.socket (socket.AF_INET, socket.SOCK_DGRAM)
         s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
+        s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEPORT, 1)
         mreq = struct.pack("=4sl", socket.inet_aton(self._BROADCAST), socket.INADDR_ANY)
         s.setsockopt(socket.IPPROTO_IP, socket.IP_ADD_MEMBERSHIP, mreq)
         self._socket = s
@@ -206,6 +208,7 @@ class LocalNodes6(LocalNodesBase):
     def get_socket(self):
         s = socket.socket(socket.AF_INET6, socket.SOCK_DGRAM)
         s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
+        s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEPORT, 1)
         group_bin = socket.inet_pton(socket.AF_INET6, self._BROADCAST) + '\0'*4
         s.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_JOIN_GROUP, group_bin)
         self._socket = s