I have multiple remote Ubuntu servers for running Python scripts. Before that, I had two choices, using SSH to login remotely for development, or copying file to the remote servers after local development. But...
SecureCRT is powerful, high-usability terminal emulator. I found some useful tips & tricks when using SecureCRT, which are summarized below. Copy & Paste When using terminal window, we often need to copy & paste...
Crontab is a command used to execute tasks regularly in Linux/Unix operating systems. It is very suitable for repetitive tasks. I am using Ubuntu 20.04 LTS, but the crontab commands in most linux distributions...
vsFTPd is a lightweight FTP server. After installation, we can use filezilla to upload or download files. Installation Configuration We may encounter “550 permission denied” error, which impossible to upload files. Then restart vsftpd...
Product overview Official explanation The Cisco® Embedded Wireless Controller (EWC) on Catalyst® Access Points is a software-based controller integrated into Cisco Catalyst 9100 Access Points. It is a simplified, low-cost, feature-rich Wi-Fi architecture with...
Installation Install Vue.js Creat a new Vue.js project using Vue CLI Add the Vuetify package Check Vue.js and Vuetify version Edit vue.config.js, configure as relative path Start development server Build for production References Vuetify...
Given that telnet sends data in clear text, we prefer to use SSH instead of telnet for security reasons. This article does not recommend using telnet to connect to AireOS WLC, but hopes that...
Basic Concepts of RESTCONF Derived from Netconf Model definition in YANG The request/response data is XML or JSON Using HTTPS methods(GET / PATCH / POST / DELETE / PUT) RESTCONF URI format: /<api-entry>/<resource-type>/<yang-module:resource> Yang...
snmp-cmds example pysnmp example
Cisco UI kit is part of DevNet and can be used to develop web applications, here is the GitHub page. Installation Create a folder and clone the UI Kit source from Github. Use the...
Paramiko example: Netmiko example: Common error： If the Python file name is paramiko.py or netmiko.py, the following error will occur. Changing the file name can solve this problem.
Invalid Message-Authenticator is a common error in AAA authentication. The most likely cause is that the shared secret configured on the server and client do not match. If you are sure that there is...
In the past June 8th, I successfully passed the DevNet exam and became Cisco Certified DevNet Professional. This is my first Cisco certificate and it means a lot to me. I hope I can...
In this article I will discuss how to use Netconf API + Grafana + InfluxDB to monitor IOS-XE devices, such as Cisco Catalyst 9800 Series Wireless Controllers or Cisco Cloud Services Router 1000V Series....
Install Grafana Installation Start the server Verification Access to http://{ip address}:3000/, the default username and password is admin/admin. Install InfluxDB Installation Start the server Verification In the next article I will discuss how to...
In the previous article, we discussed how to install Yang Explorer. Now we need to upload Yang Models to the Yang Explorer. Manage Models – Workspace – Add Select the Yang Models file, then...
I am learning DevNet recently, so I installed Yang Explorer on Ubuntu server. The following is the installation process. Install required packages Install Yang Explorer Configure IP address Run Yang Explorer in the background...
In the previous article I installed Ansible on Ubuntu, in this article I will discuss how to use Ansible. There are two ways for Ansible to perform tasks, ad-hoc and playbook. Here I will...
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