IT blog
Tips, Tricks, and Stories From an IT Engineer![Enable Telnet on macOS High Sierra for EVE-NG](https://mike.ydn.id.au/wp-content/uploads/2019/08/DTnS9hIWAAEcb34-1080x675.jpeg)
Enable Telnet on macOS High Sierra for EVE-NG
Since Apple has removed the telnet and ftp programs from their latest operating system, you may find yourself unable to use EVE-NG’s clickable interface to start up sessions to your routers that rely on telnet, and may be receiving the error below;
[Command not found: telnet]
Could not create a new process and open a pseudo-tty.
![Add Calendar Permissions in Office 365 via PowerShell](https://mike.ydn.id.au/wp-content/uploads/2019/08/interesting-calendar.png)
Add Calendar Permissions in Office 365 via PowerShell
This is a tutorial on how to add calendar permissions in Office 365 for your users via PowerShell. You can add the permissions on a specific user’s mailbox, or you can add it onto an AD security group.
![NBN FTTP Connection Box Status Lights](https://mike.ydn.id.au/wp-content/uploads/2019/08/NBN-Logo.png)
NBN FTTP Connection Box Status Lights
The article will explain the meaning of the status lights found on the NBN™ Connection Box (indoor unit) used for Fibre to the Premises (FTTP) services. These lights may help you quickly check on the status of your NBN™ connection which may be useful when troubleshooting NBN™ FTTP issues.
![Just Passed CCNA Cyber ops](https://mike.ydn.id.au/wp-content/uploads/2018/05/samuel-zeller-VPnmmVSJy1M-unsplash-1080x675.jpg)
Just Passed CCNA Cyber ops
Today I passed the 2nd exam of CCNA Cyber Ops certification. Now I am officially certified :0
![How to make a private VPN server in 10 minutes](https://mike.ydn.id.au/wp-content/uploads/2017/12/Vultr-Network-Map.png)
How to make a private VPN server in 10 minutes
I’ll show you how to create your own VPN server for 5 bucks per month in any part of the world in just 10 minutes which will be supported by iOS and Mac.
![Juniper SRX cheat sheet](https://mike.ydn.id.au/wp-content/uploads/2017/12/thesiliconreview-juniper-networks-new-development.jpg)
Juniper SRX cheat sheet
I work with Juniper SRX every day so I put together a list of the most common commands.
![Yeeeep! Cisco Cyber Ops Scholarship](https://mike.ydn.id.au/wp-content/uploads/2017/12/ccnacyberops.jpg)
Yeeeep! Cisco Cyber Ops Scholarship
I have really exciting news:
![Brand new domain](https://mike.ydn.id.au/wp-content/uploads/2017/12/au_coming_soon.jpg)
Brand new domain
I have just moved my tiny blog from yudin.us to the brand new domain mike.ydn.id.au. It could be a fresh start for my blogging 🙂
![Site-to-site IPSec between Juniper and Cisco through Mikrotik’s NAT](https://mike.ydn.id.au/wp-content/uploads/2017/11/lte.png)
Site-to-site IPSec between Juniper and Cisco through Mikrotik’s NAT
Since my company has been using Cisco and Juniper network equipment we have a lot of IPSec tunnels to remote branches. To achieve some sort of high-availability we have decided to implement one of the IPSec tunnels over an LTE network. To do so we bought Mikrotik wAP...
![Passed CCNA R&S certification](https://mike.ydn.id.au/wp-content/uploads/2019/08/thomas-jensen-qTEj-KMMq_Q-unsplash-1080x675.jpg)
Passed CCNA R&S certification
Yesterday I finally passed CCNA R&S 200-125 exam. Next goal - CCNP.