nasirhafeez

Walled Garden

Zoho Survey

survey.zohopublic.com
webfonts.zoho.com
css5.zohostatic.com
js5.zohostatic.com

nasirhafeez

OpenNDS Commands

OpenNDS Documentation

Tested successfully on GL.iNet GL-MT300N-V2 device with OpenWrt 22.03.5 (stock OpenWRT firmware, not GL.iNet firmware).

Note: faskey in config file is generated dynamically and is present at the end of the config file.

Installation

nasirhafeez

TP Link Omada Controller Let's Encrypt SSL Certificate

Tested successfully on Ubuntu 20:

snap install core; sudo snap refresh core
snap install --classic certbot
tpeap stop
certbot certonly --standalone --preferred-challenges http -d example.com
openssl pkcs12 -export -inkey /etc/letsencrypt/live/example.com/privkey.pem -in /etc/letsencrypt/live/example.com/fullchain.pem -certfile /etc/letsencrypt/live/example.com/chain.pem -name eap -out omada.p12 -password pass:tplink

nasirhafeez

Mikrotik API RouterOS v7

Prerequisites for enabling Rest API access in Mikrotik:

Allow in firewall:

/ip firewall filter add action=accept chain=input

nasirhafeez

FreeRADIUS Setup

Install FreeRADIUS:

apt-get install freeradius freeradius-mysql freeradius-utils

Allow all NAS clients to connect to it:

nasirhafeez

Coova Chilli Commands

Installation

Recommended OpenWRT firmware version: OpenWRT 19. Newer versions do not have iptables installed by default so Coova Chilli will not work out of the box

opkg update
opkg install coova-chilli nano

nasirhafeez

LAMP Server Setup on Ubuntu 20

Contents

Basic Setup

MySQL Setup

Apache Site Setup

nasirhafeez

Kubernetes Commands

List Pods

kubectl get pod
kubectl describe pod <pod_name>
kubectl get po -o wide

nasirhafeez

NotePad++ Regular Expressions, Substitution and Backtracking

To replace dates of the format yyyy-mm-d with the format yyyy-mm-dd use the following find expression:

^(....-..-)(.)$

And the following replace expression:

\10\2

nasirhafeez

BIRD eBGP Example

BIRD version 2.0.8

An example configuration file /etc/bird/bird.conf where an eBGP adjacency is formed. All incoming routes are being rejected and one subnet is being advertised. The remaining defaults haven't been changed.

protocol static {
        ipv4;
 route 58.65.175.0/24 blackhole;