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Telnet Network News - We'll keep you up to date with what's happening in the industry.

How TCP Works- The Timestamp Option

In the TCP handshake, you may see an option called timestamps, shortly followed by scary-looking "TSval" and "TSecr" numbers. What are those values and how can you interpret them? Let's dig. What is a TCP Timestamp?   The timestamps option in TCP enables the endpoints to keep a current measurement of the round-trip time (RTT) of the netwo...
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Shaw revenues up 7%, boosted by Freedom Mobile

  Canadian cableco Shaw Communications has reported its results for the quarter ended 31 August 2018 (the end of its fiscal year 2018) including its fixed network and cellular (Freedom Mobile) divisions. Revenue from continuing operations increased by approximately 7% both in the quarter and fiscal year to CAD1.34 billion (USD1.03 billion) and...
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Testing the No Break Feature - with Mike Pennachi

 One of the best ways to get access to your network and see what is happening on a network line is to place a network TAP that gives you full visibility without dropping any packets. However, the last thing you want to happen is that your network goes down in case of an unexpected power failure to the TAP device. To prevent network problems in...
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Coming to a Crossroad - Visibility Nightmare in Modern Data Centers

​Virtualization technology has tremendously transformed the modern data centre. Applications and operating systems are installed into virtual machine images instead of physical machines, which in turn are executed by physical servers running a hypervisor. Virtualizing applications provide many benefits, including consolidation — running multiple ap...
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Rogers’ Q3 revenue up 3%, largely on wireless growth

​ Canadian quad-play operator Rogers Communications' total revenue grew 3% year-on-year to CAD3.769 billion (USD2.875 billion) in the third quarter of 2018, driven largely by 5% growth in mobile services turnover, whilst cable revenue inched up by 1%. EBITDA jumped 8% to CAD1.620 billion and net income improved by 17% to CAD594 million in July-Sept...
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Bell launches Virtual Network Services for Enterprises.

Bell Canada has launched its Virtual Network Services (VNS) platform, offering enterprise customers nationwide a range of on-demand network functions that reside securely in the telco's private cloud, reports ConvergeDigest.com. Bell also announced it will be the first Canadian operator to offer a managed software-defined wide area network (SD-WAN)...
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Employees Leaving? Need and Audit Trail?

 Users Leaving? How to get an audit trail Network users come and go. When new employees start we create sign on accounts and assign any relevant permissions. When employees leave we typically transfer their data over to someone else and disable any logon accounts.  During this transition period, an audit trail can be an invaluable resourc...
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DNS Risks to Watch Out For

People don't usually notice that DNS exists. They use their browsers and send email, and they assume that they'll reach the  expected destination. When they don't, it's alarming. The 2016 DDoS attach on Dyn's DNS servers brought a large portion of the Internet's traffic to a grinding halt. No one expected it, and few people understood it....
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Webinar - Assigning, Tracking, Auditing and Managing your IP address space with NMSaaS

Listen in on this webinar for an in depth look at how to assign, track, audit and manage your IP addresses. In this webinar, you will learn how many customers across all industries, private and public, are leveraging the NMSaaS IPAM Solution to improve network visibility and security out of the box. We will share how NMSaaS: ​ Can be deployed ...
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Freedom Mobile enhances network with 700MHz coverage

Canada's Freedom Mobile has begun enabling its recently-acquired 700MHz spectrum – starting in Calgary – improving network coverage and enhancing indoor LTE signal, its parent Shaw Communications announced in a press release. Shaw closed the acquisition of 700MHz and 2500MHz licences from Quebecor (Videotron) in July 2017, supporting network upgrad...
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Bypass TAPs - Safety Nets for Your In-line Appliances

​To protect your network against an increasing number of outside threats, you need to place in-line security tools (such as Intrusion Prevention Systems-IPS, or firewalls) that check all the traffic on the network line. This way you have a better chance to counter cyber-attacks before they can do any harm. Find out why cyber-security is the rising ...
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PREVENT MALWARE SPREADING WITH AUTOMATIC CLIENT ISOLATION USING FLOWMON ADS AND CISCO ISE

Today, threats are not only limited to the internet. Organizations face guests and employees who connect their own equipment into the network or take company equipment home with them. A firewall with IPS capabilities, such as a next generation firewall, is a good first measure to protect against modern day threats, but they will only protect what g...
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Deciding Which Network TAP to Purchase for Total Network Visibility

Network TAPs (Test Access Points) are the absolute best way to gain access to network traffic, whether that be for network visibility solutions, network monitoring infrastructure, or network security auditing. It is common at a certain point in an organization's growth for it to be recognized that mirror ports and SPAN (Switch Port ANalyzer) ports,...
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Position, Navigation, and Timing: Assured, but Affordable?

As GNSS increasingly becomes a single point of failure in a multitude of civil and military systems, the need for Assured Position, Navigation, and Timing (A-PNT) is well documented. Much of the current discussion centers on the technical challenge of maintaining ready access to accurate PNT data, but cost is also a factor. Consider, for example, t...
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Four Things to Consider Before You Move Everything to the Cloud

 Organizations everywhere are moving pieces, if not all, of their workloads to public clouds. This is understandable as there are some clear benefits to this strategy. At the same, a public cloud instance does not work the same way as a physical on-premises network does. This means that when you make your move to the cloud, you need to underst...
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MONITOR USER BEHAVIOUR TO DETECT INSIDER THREATS

The risk of Insider Threats has grown massively with attackers getting around the increasingly complex perimeter protection of Enterprise organisations. It is one of the most common ways customer data or industrial and trade secrets are leaked. This very complex topic includes countless types and techniques. Let us see how such behaviour could be d...
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Northwestel launching faster, cheaper internet in Nunavut next month

Northwestel – part of Bell Canada Enterprises (BCE) – will triple its fixed internet speeds and double its monthly data volume caps for residential users whilst slashing costs of existing services in Iqaluit on 1 October 2018, reports Nunatsiaq News. The new broadband service, branded 'Tamarmik Nunaliit', will be rolled out to all other communities...
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Best practices to protect your VoIP network

  Many business executives share important information on VoIP and therefore you want to keep your VoIP network safe. Enterprise VoIP customers and service providers are vulnerable to many inherent security risks compared to the traditional telephone and cellular services. These security issues are the biggest threats. Whether it is providing ...
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Making Time Sensitive Networks Resilient Against Threats: Recent Advances

Today's time sensitive networks rely on available and accurate positioning, navigation and timing (PNT) signals to provide leaders with the information required to make timely and effective decisions. The proliferation of GNSS-degrading and denying devices across state and non-state actors put this critical information capability in jeopardy. Learn...
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Freedom Mobile expands VoLTE availability

  Canada's fourth largest cellco Freedom Mobile, a subsidiary of Shaw Communications, last week expanded the availability of VoLTE services to additional smartphones including the Samsung Galaxy S9/S9+ and the LG V30/Q6/Q Stylo+/X Power 3, having initially launched VoLTE in mid-August (supported by LG G6/G7 phones, and Samsung Galaxy S8/S8 Plu...
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