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Content migrated from here. Asterisk Download Links http://downloads.asterisk.org/pub/telephony/ http://downloads.asterisk.org/pub/telephony/dahdi-linux/ http://downloads.asterisk.org/pub/telephony/dahdi-tools/ http://downloads.asterisk.org/pub/telephony/...

Asterisk Put the following in /etc/systemd/system/asterisk.service and then run "systemctl daemon-reload && systemctl enable asterisk" [Unit] Description=Asterisk PBX And Telephony Daemon Wants=network.target After=network.target [Service] Typ...

Capture Filters MAC address OUI Source # haven't figured this capture filter out yet... display filter is easy... bootp and dhcp Source port 67 or port 68 Name resolution protocols DNS Cisco Discovery Protocol udp port 53 mDNS multicast DNS udp po...

Process Management pm2 - Advanced, production process manager for Node.js ORM for Node.js Objection.js - ORM for Node.js Sequelize - ORM for Node.js Template languages for JavaScript nunjucks - A powerful templating engine with inheritance, asyn...

OSPF Cost cost = reference bandwidth / configured bandwidth of interface in kbps reference bandwidth = 100,000 kbps Interface speed OSPF Cost 100 Mbps 1 10 Mbps 10 6 Mbps 17 5 Mbps 20 4 Mbps 25 3 Mbps 33 2 Mbps 50 1.5 Mbp...

Stream packet sniffer to Wireshark Start a promiscuous capture with filter "udp port 37008" Setup Mikrotik Packet Sniffer to stream to your IP address Setup system emailer I have noticed that in RouterOS v2, the emailer uses the system identity as the ...

Original content is located here. The primary purpose of this project was to give me a reason to learn how to develop solutions using the Atmel AVR 8-bit microcontrollers. The secondary purpose of this project is to develop a climate control system for the h...

Today I spent a lot of time trying to figure out how to get a Flask application started using Python 3 on Ubuntu 18.04.1. I had previously built an application using Python 2.7, Flask, and mod_wsgi, but it had been a while and the documentation I came across j...

The following code with download all of the colorschemes provided by flazz and set molokai as the default. # vim custom colors and vimrc.local changes mkdir -p /etc/vim/custom git clone https://github.com/flazz/vim-colorschemes.git /etc/vim/custom cat <...

General OpenSSL Commands These commands allow you to generate CSRs, Certificates, Private Keys and do other miscellaneous tasks. Generate a new private key and Certificate Signing Request openssl req -out CSR.csr -new -newkey rsa:2048 -nodes -keyout private...

systemd-resolved is a systemd service that provides network name resolution to local applications via a D-Bus interface, the resolve NSS service, and a local DNS stub listener on 127.0.0.53. Traditionally, /etc/resolv.conf has been used to handle name resolut...

Manually replacing RDP certificate Install the new certificate in the Local Computer Personal store: If no password is needed: Import-PfxCertificate -CertStoreLocation Cert:\LocalMachine\My -FilePath cert.pfx Or if a password is needed: $mypwd = Get-Crede...

Using PowerShell to install into the Local Computer store This can only be done with elevated privileges. Import-Certificate -CertStoreLocation Cert:\LocalMachine\Root -FilePath cert.crt

Placeholder Select-String is the Grep equivalent Examples: # Searching for multiple patterns at the same time Select-String -Path "*.txt" -Pattern "Pattern1","Pattern2","Pattern3" # Only return the first 10 results Select-String -Path "*.txt" -Patter...

I noticed that there is a huge speed difference between using an XML Query and PowerShell Get-EventLog piped through Where-Object to filter event logs. Thanks to this article, I learned how to use the XML Query via PowerShell, so you get the best of both world...

Creating a bond interface with Netplan The example below shows two Ethernet interfaces bonded using the active-passive mode. The following packages are required: ifenslave and vlan network: version: 2 ethernets: enp1s0: dhcp4: no op...

I had never heard of this tool until today... I've always used Wireshark. Today I needed to view traffic broken out by application (PID/ProcessName). I went hunting and found the Microsoft Network Monitor. Surprisingly it's very feature rich, easy to use, and ...

Conditional highlighting with functions This is a collection of frequently used functions for conditional highlighting in Excel. Highlight cells that are formatted dates and the dates are older than X days. Applies to =$A:$A if all dates you want highlighted...

Testing done 7/9/2021 with two AXIS M2026-LE MkII cameras running firmware version 8.40.3. What do we learn from this testing? At times, the AXIS Device Manager doesn't properly detect one or more cameras connected to the network. The AXIS IP Utility so far ...

WiFi adapter sees available network, however will not accept tcp/ip address. Attempting to reset winsock and ip stack may resolve the problem. Note, this information is one of many possible solutions that should only be attempted if you have a good working kno...