Haifeng's Blog

Author: Haifeng

Web

Get started with Quasar

Installing Quasar with npm. Create Quasar project folder. Start the Quasar Project. We may encounter the following errors. Use the -p parameter to change to other port.

Tools

8 Useful Tips & Tricks for SecureCRT

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...

DevNet / Linux

How to use Crontab on Ubuntu server

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...

Linux

Install FTP Server vsFTPd On Ubuntu

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...

eWLC

Initial Configuration for Embedded Wireless Controller

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...

Web

Getting Started with Vuetify

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...

DevNet / eWLC / Python

Understanding RESTCONF

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...

DevNet

Using the Cisco UI kit

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...

DevNet / Python

Paramiko and Netmiko examples

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.

DevNet

DevNet Professional

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...

DevNet / Linux

Install Grafana and InfluxDB on Ubuntu server

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...

DevNet / eWLC

Upload Yang Models to the Yang-explorer

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...

DevNet / eWLC / Linux

Install Yang Explorer on Ubuntu

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...