From f0b808c9297b4246ddb43b56240b37cc7b5f69cb Mon Sep 17 00:00:00 2001
From: Lex Li <support@lextm.com>
Date: Fri, 16 Feb 2024 23:19:09 -0500
Subject: [PATCH] Added support info.

---
 docs/source/includes/_links.rst |  3 +++
 docs/source/troubleshooting.rst | 28 ++++++++++++++++++++++++++++
 2 files changed, 31 insertions(+)

diff --git a/docs/source/includes/_links.rst b/docs/source/includes/_links.rst
index 4c21669c4..bf14cf1a8 100644
--- a/docs/source/includes/_links.rst
+++ b/docs/source/includes/_links.rst
@@ -9,3 +9,6 @@
 .. _mibs.pysnmp.com: https://github.com/lextudio/mibs.snmplabs.com/tree/master/asn1
 .. _pyenv: https://github.com/pyenv/pyenv
 .. _pyenv-win: https://github.com/pyenv-win/pyenv-win
+.. _Wireshark: https://www.wireshark.org/
+.. _tcpdump: https://www.tcpdump.org/
+.. _Net-SNMP: http://www.net-snmp.org/
diff --git a/docs/source/troubleshooting.rst b/docs/source/troubleshooting.rst
index 8d2bcf72f..4f2b478b0 100644
--- a/docs/source/troubleshooting.rst
+++ b/docs/source/troubleshooting.rst
@@ -6,6 +6,12 @@ Troubleshooting
 .. toctree::
    :maxdepth: 2
 
+Don't panic when your PySNMP application does not work as expected. This
+page provides some tips and tricks to troubleshoot your PySNMP application.
+
+PySNMP Built-in Debugging
+-------------------------
+
 If you find your PySNMP application behaving unexpectedly, try to enable
 a /more or less verbose/ built-in PySNMP debugging by adding the
 following snippet of code at the beginning of your application:
@@ -35,6 +41,28 @@ specific flags are:
 You might refer to PySNMP source code to see in which components these
 flags are used.
 
+Common Utilities
+----------------
+
+While built-in debugging is a good start, you might want to use some other
+tools and utilities to troubleshoot your PySNMP application at packet level
+so as to gain more insights. Then you might want to use some tools below,
+
+- `Wireshark`_ is a great tool to see what's going on the wire.
+- `tcpdump`_ is a command-line tool to capture network traffic.
+- `Net-SNMP`_ command-line tools are great to see how your SNMP agent
+  responds to requests.
+
+Commercial Support
+------------------
+
+If you are still stuck, you might want to consider hiring a professional to
+help you out.
+
+`LeXtudio Inc.`_ does not only support PySNMP ecosystem by maintaining the
+GitHub repositories but also offers commercial support such as consulting
+services. You can easily open a support ticket via its homepage.
+
 References
 ----------