From 74fec824fe6f028369adfccb3ab54f672e6dcf82 Mon Sep 17 00:00:00 2001
From: supphakitd <67319010028@technictrang.ac.th>
Date: Tue, 2 Dec 2025 21:16:28 +0700
Subject: [PATCH] check-port: added

---
 check-port | 4 ++++
 install.sh | 1 +
 2 files changed, 5 insertions(+)
 create mode 100755 check-port

diff --git a/check-port b/check-port
new file mode 100755
index 0000000..04bb328
--- /dev/null
+++ b/check-port
@@ -0,0 +1,4 @@
+#!/bin/bash
+
+[ -v "$1" ] && ss -tunple | grep "$1"
+[ -z "$1" ] && ss -tunple
diff --git a/install.sh b/install.sh
index 5f3945b..4b87523 100755
--- a/install.sh
+++ b/install.sh
@@ -11,3 +11,4 @@ install -m 0775 ./dps /usr/bin/dps
 install -m 0775 ./dde /usr/bin/dde
 install -m 0775 ./ufw-status /usr/bin/ufw-status
 install -m 0775 ./ufw-delete /usr/bin/ufw-delete
+install -m 0775 ./check-port /usr/bin/check-port