From cd51bd6c3ffaad68203c28ec36d426d6164362a2 Mon Sep 17 00:00:00 2001
From: soypat <graded.sp@gmail.com>
Date: Mon, 2 Feb 2026 22:38:41 +0100
Subject: [PATCH] fix #31 by maintaining conns on listener encapsulate no-op

---
 tcp/listener.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tcp/listener.go b/tcp/listener.go
index c74be55..a5c8b74 100644
--- a/tcp/listener.go
+++ b/tcp/listener.go
@@ -170,6 +170,9 @@ func (listener *Listener) Encapsulate(carrierData []byte, offsetToIP, offsetToFr
 			err = nil
 		}
 	}
+	if n == 0 {
+		listener.maintainConns()
+	}
 	return n, err
 }