SO_REUSEPORT should be SO_REUSEADDR.

I found this in a mail of two and a half years ago from Yusuf Goolamabbas.

diff --git a/Demo/sockets/mcast.py b/Demo/sockets/mcast.py
index 4cd870657bce78eb4f23f0b274464d1ac3f859a5..fe4aacbba3cd71555c0eae66b2293c23e7d2b391 100755 (executable)
--- a/Demo/sockets/mcast.py
+++ b/Demo/sockets/mcast.py
@@ -67,7 +67,7 @@ def openmcastsock(group, port):
        #
        # Allow multiple copies of this program on one machine
        # (not strictly needed)
-       s.setsockopt(SOL_SOCKET, SO_REUSEPORT, 1)
+       s.setsockopt(SOL_SOCKET, SO_REUSEADDR, 1)
        #
        # Bind it to the port
        s.bind(('', port))