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Featured Articles

F5 Threat Analysis: It's a mad, mad, mad, mad ... bot

Madness. It's an aptly named bot, as it's likely to evoke just that reaction in those who find it lurking in their systems or at whom its sets it sights. A disturbing trend illustrated by the focus of our latest threat analysis is the...

DevCentral Top 5: Feb 25, 2015

The articles on DevCentral have been absolutely fantastic as of late.  Understandably, readers can expect to find great F5-related technical content here at DevCentral, but several industry-relevant pieces are also found in this...

Is the Security Skills Shortage Real?

I think the Security Shortage is real. It's not just my opinion, it's shared by nearly every CISO I've ever talked with. But the young guys can't find a job. How do we bridge this gap? Some suggestions to move forward.

Can network infrastructure be immutable infrastructure?

Immutable infrastructure, which I think is more appropriately called disposable infrastructure, has been enjoying a reinvigorated life with the success of Dockers and containerization over the past year. Too, DevOps has played a role in...

Intelligent DNS Animated Whiteboard

DNS will become even more important as additional sensors, monitors, actuators and other 'things' connect to the internet. It helps those devices like refrigerators and automobiles get their updates and helps us people find those things in...

Recent Articles

Why Getting to Mobile World Congress needs TCP Optimization

#MWC15 I just arrived in Barcelona for Mobile World Congress, the premiere mobile industry event. This year, they expect up to 100,000 exhibitors and customers to attend the event, up from over 70,000 last year. I took three flights taking over 18 hours to get here. My flights were packed with other attendees all trying to get here like me. I had a significant delay at one point because the...

MWC 2015 - Find F5

I show you how to find F5 booth G11 in Hall 5 of Grand Via 2 for Mobile World Congress (View the map). With close to 90,000 attendees, #MWC15 is a huge show and the theme is The Edge of Innovation. Mobile technology is pushing this innovation and F5 has the solutions to help service providers optimize their networks, monetize new services and of course, secure every layer. You also get a sneak...

Node.js HTTP Message Body: Transfer-Encoding and Content-Length in LineRate lrs/virtualServer Module

Summary: (refer to AskF5 solution article 15884) In the LineRate scripting environment we consult the Content-Length header of HTTP messages entering the system (see the LineRate Developer Scripting Guide under the topic "Writing Past the Content-Length"). Therefore when performing transformations to an HTTP message body, be it a request or response, we must ensure that if a...

Enhancing Your Subscribers' Quality of Experience (QoE)

Guest blog post by Misbah Mahmoodi, Senior Product Marketing Manager, F5 Networks As a mobile operator, you’ve spent or are about to spend a considerable amount of time and money on upgrading your network to 4G LTE and building out cell towers to ensure that your subscribers have LTE coverage. Great! Job done! Now that you have the fastest network, your subscribers are going to have a great...

F5 Friday: The Value of a Full-Stack Partnership

There's a common movie and television trope (known as the Third Wheel) that revolves around a guy, his girlfriend and either his or her "bestie". You know it - it's the bestie hates girlfriend or boyfriend trope, and it's a common comedic line. Only it's not as funny when it's real and in your data center. Yes, your data center. Only the trope involves your Cisco...

F5 Predicts: A right to life, liberty and… broadband

When Indian Prime Minister Narendra Modi took office, his government made its priorities clear: ““If Atal Bihari Vajpayee government was known for national highways, Narendra Modi government will be known for broadband highway,” his Communications Minister said. It might seem surprising that internet connectivity would take top priority among many other issues of national importance, but in the...

NFV - Orchestration – Many Technologies, Approaches, and Confusion – The Need for Convergence

One of the key success criteria for NFV will be the Orchestration/Management component.  While ETSI/NFV-ISG standards group has published clear guidelines/requirements specification on Management and Orchestration (MANO) for NFV, there is no convergence or unification of Orchestration technologies for NFV.  There are many alternative approaches that include both open source and vendor...

Thoughts from the security non-professional: don’t let your data escape

Probably the biggest IT security threat to F5 Networks is typing this blog, and probably the biggest threat to your organization is reading it. OK, I don’t mean me or you, as such. We are, after all, IT professionals and wouldn’t dream of clicking on that suspicions link or using that freebie USB stick we picked up at the trade show. But the truth is people in organizations do dumb things. Even...

Select Between Multiple Network Access Resources with the Edge Client

The recent announcements that web browsers will be removing plugin support means that customers will no longer be able to provide Network Access resources to their end users via the APM web top.  Instead customers will require their end users to install the Edge Client for their Network Access connections. This poses a problem to customers who require that their end users have the ability...

How Diameter routing for policy can become a differentiator when offering VoLTE services?

This blog post was written by Peter Nas, Senior Solution Architect, F5  In a discussion around the added-value of a Diameter Routing Agent (DRA) in a VoLTE deployment, I was asked the following questions and would like to share my response: How does the PCRF (Policy and Charging Rules Function) make decisions around policies? Are all policies defined per subscriber, or are some...

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