1 files changed, 8 insertions, 1 deletions
diff --git a/paramiko/transport.py b/paramiko/transport.py
index 1b758096..35539898 100644
--- a/paramiko/transport.py
+++ b/paramiko/transport.py
@@ -285,7 +285,14 @@ class Transport (threading.Thread):
         if type(sock) is tuple:
             # connect to the given (host, port)
             hostname, port = sock
-            sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+            for (family, socktype, proto, canonname, sockaddr) in socket.getaddrinfo(hostname, port):
+                if socktype == socket.SOCK_STREAM:
+                    af = family
+                    addr = sockaddr
+                    break
+            else:
+                raise SSHException('No suitable address family for %s' % hostname)
+            sock = socket.socket(af, socket.SOCK_STREAM)
             sock.connect((hostname, port))
         # okay, normal socket-ish flow here...
         threading.Thread.__init__(self)