From b42b5338de868c3a5343dd03a8ee3f8a968d2f65 Mon Sep 17 00:00:00 2001
From: Jeff Forcier <jeff@bitprophet.org>
Date: Fri, 6 Feb 2015 15:33:32 -0800
Subject: Comment

---
 paramiko/client.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/paramiko/client.py b/paramiko/client.py
index dbe7fcba..b907d3b0 100644
--- a/paramiko/client.py
+++ b/paramiko/client.py
@@ -256,6 +256,7 @@ class SSHClient (ClosingContextManager):
             ``gss_deleg_creds`` and ``gss_host`` arguments.
         """
         if not sock:
+            # Try multiple possible address families (e.g. IPv4 vs IPv6)
             for af, addr in self._families_and_addresses(hostname, port):
                 try:
                     sock = socket.socket(af, socket.SOCK_STREAM)
-- 
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