From e478758c496f7656281d4d2bc1815cf017f84769 Mon Sep 17 00:00:00 2001
From: Gregory Ballantine <gballantine@metaunix.net>
Date: Thu, 10 Sep 2026 23:51:41 -0400
Subject: [PATCH] [Issue #9] - Set network stack to enable ICMP, with a queue
 limit of 4

---
 config.go.example | 4 ++++
 network.go        | 4 ++++
 2 files changed, 8 insertions(+)

diff --git a/config.go.example b/config.go.example
index c482b35..506c3e2 100644
--- a/config.go.example
+++ b/config.go.example
@@ -1,6 +1,10 @@
 package main
 
 const (
+  // Wi-Fi settings
   WifiSSID = "MyWifiNetwork"
   WifiPass = "MyWifiPassword"
+
+  // Network settings
+  EnableICMP = true
 )
diff --git a/network.go b/network.go
index f5405ea..913e25c 100644
--- a/network.go
+++ b/network.go
@@ -117,11 +117,15 @@ func InitNetwork(ssid, pass string) (*NetworkStack, error) {
     MaxActiveTCPPorts: 2,
     MTU:               uint16(framelen - ethernet.MaxOverheadSize),
     HardwareAddress:   hwaddr,
+    ICMPQueueLimit:    4,
   })
   if err != nil {
     return nil, fmt.Errorf("stack config reset: %w", err)
   }
 
+  // Enable network pings
+  _ = stack.EnableICMP(EnableICMP)
+
   // Start background frame pump
   ctx := context.Background()
   go stackLoop(ctx, stack, adapter)