From c415c28414b2c3ef113198b7b5eefb798ae8c49d Mon Sep 17 00:00:00 2001
From: dannc <dannc.sao@gmail.com>
Date: Thu, 10 Mar 2022 10:28:58 +0700
Subject: [PATCH] upd notes

---
 src/homework/notes.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/homework/notes.md b/src/homework/notes.md
index 75dbb1f..936c52c 100644
--- a/src/homework/notes.md
+++ b/src/homework/notes.md
@@ -124,3 +124,4 @@
 * `dig +trace @8.8.8.8 <domain>`
 * `dig -x <ip>`
 * `telnet <domain/ip> <port>`
+* `ipcalc <network ip>/<mask>`