OptusNET Wireless High Speed Internet

We are the leader in delivering innovative communications, information and entertainment. We offer voice, data and video products and services over intelligent wireless, broadband and global IP networks that meet customers growing demand for speed, mobility, security and control. As a committed corporate citizen, we use our advanced communications services to address important issues confronting our society.

Recommended Server Room Temperature

An exploration of the recommended server room temperature and the issues surrounding maintaining the recommended temperature. Figuring out the right temperature to run your server room at can be tricky, you don't want to run the server room too hot and potentially...

Best practices for firewall rules configuration

When you modify a firewall configuration, it is important to consider potential security risks to avoid future issues. Security is a complex topic and can vary from case to case, but this article describes best practices for configuring perimeter firewall rules. Block...

A Guide To House Wiring

In a world where everyone is talking about wireless, wiring is often overlooked, yet it is still one of the most essential parts of any communication system, providing reliability and robustness that cannot be rivalled by our convenient wireless friend. In fact, the...

Businesses under-reporting cyber attacks

Businesses are underestimating the importance of cyber security with 28% of cyber attacks being reported to the police, according to research by the Institute of Directors (IoD). A survey of 1000 businesses found that 49% have experienced damage and interruptions to...

Cable Test from CLI

Cable test is available through the CLI: swctrl -d cable show And you should expect something similar like: BusyBox v1.19.4 (2017-03-10 11:34:48 PST) built-in shell (ash) Enter 'help' for a list of built-in commands. US.v3.7.47# swctrl -d cable show Port...

Common Paxton Access Control Problems and How To Solve Them

Paxton Access Control is famed for its reliability and high performance. Since the days of the good old drawbridge, security solutions have come a long way – but sometimes, our advances are also our downfalls. Unfortunately, we all know that things can still go wrong,...

EdgeMAX – Set up L2TP over IPsec VPN server

Interface and NAT Configuration To configure the allowed networks and NAT traversal on an interface, use the following commands: set vpn ipsec ipsec-interfaces interface eth0 set vpn ipsec nat-networks allowed-network 10.0.0.0/8 set vpn ipsec nat-networks...

Block Websites Using DPI

Here is an example of configuring a custom application category and firewall rule to block traffic for Facebook. You could also use the default application categories or create other custom categories. configure #If DPI is not already enabled set system...

Setting a Secure Password

When choosing your password we recommend using 3 word password phrases to set your passwords, rather than complex gibberish types. There are several freely available password cracking tools out there and there are 3 common techniques to crack a password: Brute force =...

EdgeMAX – Web proxy service for filtering

How the web proxy service can be configured via EdgeRouter's CLI? A web proxy is useful for blocking, allowing or redirecting web traffic. There are a number of options associated with the web proxy service: hg@optusnet# set service webproxy ? administrator...

The 5 Key Aspects of a Top Trading Computer

Our expertise in multi-screen computer systems means that we serve customers in a few different markets however our largest sector has to be the trading / financial area. We have supplied specialist trading computers for over 4 years now and have spoken with hundreds...

How to install the UniFi Controller on Ubuntu

Ubiquiti UniFi is properly supported on Ubuntu and Debian, breaking away from being Windows only. Being on Linux also reduces a lot of overhead that Windows typically laid on. The...

Flex or cable?       There are two types of electric wiring: flexible cords (flexes) (1) connect electrical appliances to the mains via plugs; cables (2) are used for permanent wiring around the house.   There are many sizes and types of flexible cord. They are all...

What You Need to Know About Multi Monitor Graphics Cards

The Short Version The best way to achieve a stable and silent multi-screen computer which can survive a dying graphics card is to use multiple, passively cooled, dual monitor graphics cards. Most non-gaming quad monitor graphics cards perform poorly and are expensive,...

MySQL Database User: Which Privileges are needed?

For normal WordPress operations, such as posting blog posts, uploading media files, posting comments, creating new WordPress users and installing WordPress plugins, the MySQL database user only needs data read and data write privileges to the MySQL database; SELECT,...

Securing WordPress

Security in WordPress is taken very seriously, but as with any other system there are potential security issues that may arise if some basic security precautions aren't taken. This article will go through some common forms of vulnerabilities, and the things you can do...

EdgeMAX dhcp-server configuration

After setup DHCP servers in the network you may discover problem with a slow response from DHCP server. This is very common problem when the network use a segmentation. Usually each of VLAN required own DHCP server. To correct this problem you should...

How to install the UniFi Controller on CentOS

How to install UniFi controller on CentOS, a very stable Linux platform used on production servers. Prepare CentOS # yum update -y # reboot # yum -y install wget unzip php httpd # service httpd start # chkconfig httpd on # su root MongoDB # vi...

How to connect terminal to Serial-USB device on Ubuntu

List your all USB peripheries lsusb Connect your USB serial cable and list all USB peripheries once again. Note the new device (like 0557 an 2008) mobprobe usbserial vendor=0x0557 product=0x2008 dmesg | grep 'ttyUSB' note: ttyUSB0 chmod 777 /dev/ttyUSB0 To connect...

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