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Verifying Local Traffic Policy and iRule Precedence

The BIG-IP platform has had Tcl-based iRules since the initial v9 release back in 2004. When version 11.4 released, the HTTP class was deprecated in favor of local traffic policies. The policies provide access to inspect and act on ingress and... Read more
Average Rating: 4.9
4 Reviews

Horizontal Scale BIG-IP Device Service Cluster (DSC) with Software Defined Networking (SDN) enabled Hardware.

Here at F5’s Network Function Virtualisation (NFV) team we constantly think out of the box. Well, mostly, there are no boxes at all.  I say mostly, as when looking at Software Defined Networking (SDN) switches and our programmable TMOS... Read more
2 Reviews

WhiteBoard Wednesday: Local Traffic Policies

In this edition of WhiteBoard Wednesday, we discuss Local Traffic Policies.  Many customers use iRules to provide flexibility and customization for their HTTP traffic, but now (starting in 11.4) Local Traffic Policies are available to handle... Read more
0 Reviews

F5 DevCentral Solves Your BIG-IP Questions

In this lively chat at #F5Agility15, DevCentral members Joe Pruitt and Tony Hynes share a little history of how it has grown from a single server in 2003 to over 200,000 members today; how iRules, iControl, iCall and iControl interact wit... Read more
0 Reviews

F5 Friday: App Proxy or ADC?

Choosing between BIG-IP and LineRate isn't as difficult as it seems.... Our recent announcement of the availability of LineRate Point raised the same question over and over: isn't this just a software-version of BIG-IP? How do I know when... Read more
Average Rating: 4.9
3 Reviews

LTM Policy

Introduction F5 Local Traffic Manager (LTM) has always provided customers with the ability to optimize their network deployment by providing tools that can observe network traffic which also allow the administrator to configure various actions to... Read more
Average Rating: 4.8
12 Reviews

F5 Synthesis: Hybrid to the Core

#SDAS #SDN #Cloud #SSL #HTTP2.0 F5 continues to pave the way for business to adopt disruptive technologies without, well, as much disruption. The term hybrid is somewhat misleading. In the original sense of the word, it means to bring together... Read more
0 Reviews

Top5 06/23/2014

Every day that I get to write a Top5 post feels like an auspicious day, as it is rather one of my favorite things to write, I must admit. This is partly because I get to dig into all the cool stuff that everyone else has been up to and posting... Read more
Average Rating: 4.9
3 Reviews

Co-opetition at F5? Or, right tools for the right job!

Configurability versus productivity A long time ago, in a dark room far, far away, I wrote code. While at the time I thought it as exciting as being tapped into The Matrix, I will admit that the only real semblance came from the fact that I used a... Read more
0 Reviews

F5 Friday: Addressing the Unintended Consequences of Cloud

Operationally unified architectures able to leverage cloud computing without compromising on control and security are key to mitigating unintended consequences of cloud The adoption of cloud computing introduces operational challenges that... Read more
0 Reviews

F5 Friday: Creating a DNS Blackhole. On Purpose

#infosec #DNS #v11 DNS is like your mom, remember? Sometimes she knows better.   Generally speaking, blackhole routing is a problem, not a solution. A route to nowhere is not exactly a good thing, after all. But in some cases it’s an... Read more
0 Reviews

F5 Friday: Load Balancing MySQL with F5 BIG-IP

Scaling MySQL just got a whole lot easier  load balancing MySQL – any database, really – is not a trivial task. Generally speaking one does not simply round robin your way through a cluster of MySQL databases as a means to achieve... Read more
0 Reviews

iApp–How to manage and build iRules

Michael Earnhart is a PME on our new technology research (NTR) team. While he isn’t one of the ninja’s who lives in the dark and wears black, he certainly falls into the “always up for a debate” category. And he is good at tirelessly coming up... Read more
0 Reviews

F5 Friday: You Will Appsolutely Love v11

#v11 #iApp #devops Bring dev and ops closer together to enable IT as a Service and repeatable, consistent application deployments.  The overriding theme of BIG-IP v11 is its focus on applications. From security to availability to management... Read more
0 Reviews

From Peeling the Onion to Dicing it: Welcome to the ABLE Network

In case you missed it, F5 released version 11 of TMOS this week, and working up some collateral for the release, I had an interesting epiphany. High availability, highly adaptable networks are about to change. Again. There has been a steady... Read more
0 Reviews

A new day, a new dawn, a new…version

Happy Friday folks! I’m happy to report in that so far this morning I’ve been reading up on the latest version of LTM (10.2.1) that just got released, while rocking out to some (probably too loud) tunes, of course.  The new version is a dot... Read more
0 Reviews

Some Days, A Reminder is all You Need.

My eldest son has been having car troubles. To be more direct, he needed a new car. We agreed to help him out financially, let him go do his shopping and comparing, and when he chose a car I took him to pick it up. He chose a used PT Cruiser t... Read more
0 Reviews

Talking Proxies

During the morning session, the group took a brief detour to hear about the history of the TMOS proxy architecture. Here, iRule architect and all-around guru "unRuley" (in red shirt) talks about TMOS and the infamous HudProxy. To his... Read more
0 Reviews

DevCentral Top5 01/22/2010

Wow! What a whirlwind it's been the past few weeks. Between holidays and vacation and people traveling out of town, it's been an absolute zoo around here. Though I've been out the past week or so there has been an avalanche of content.... Read more
0 Reviews

Cast Your Vote for Best iRule for the 2009 Contest

After reviewing the flood of entries (thank you ALL!) in 2009 contest, we’re ready for what I’ve been most excited about: your chance to select the winner of this year’s iRule. Do You? contest. If you want to skip the extra blabbering from me,... Read more
0 Reviews

v10 WebAccelerator and iRules

A customer recently contacted me regarding an iRule that worked in v 9.4 but did not produce the expected results in v 10.  A little research revealed that the new plug-in architecture is influencing when the iRule is firing. The iRule ... Read more
0 Reviews

Countdown to Interop: T minus 5

Today I begin my five day countdown to Interop 09.  I’m finalizing thoughts on presentation ideas, making lists of things to do both at work and around the house before flying down to Las Vegas on Monday for the show, and getting all of my... Read more
0 Reviews

DevCentral Top5 05/01/2009

From Web Accelerator to iRules to the release of the new Management Pack, this week's Top5 has it all. As always, there was plenty going on this week on DevCentral. These are my picks that you've just got to check out. Whether it's... Read more
0 Reviews

v.10 - iRules Content Recap

As you've no doubt seen by now, BIG-IP v10 has brought with it all kinds of powerful new features.  Among those are some very cool changes to iRules.  I've already talked about the new class command, the killer new after command... Read more
0 Reviews