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-rw-r--r--node/Path.hpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/node/Path.hpp b/node/Path.hpp
index 718e1cdd..8151ed27 100644
--- a/node/Path.hpp
+++ b/node/Path.hpp
@@ -156,6 +156,8 @@ public:
*/
inline unsigned int preferenceRank() const
{
+ // This causes us to rank paths in order of IP scope rank (see InetAdddress.hpp) but
+ // within each IP scope class to prefer IPv6 over IPv4.
return ( ((unsigned int)_ipScope << 1) | (unsigned int)(_addr.ss_family == AF_INET6) );
}