Networking Jobs Beta

City: - Country:

* We couldn't fetch your location, please try again later!

Error retrieving jobs at this moment


Learn to Plug (or Exploit) New Vulnerabilities at Black Hat Asia

Published on: 2019-02-22

There's no better place to bone up on the ins and outs of web security than Black Hat Asia in Singapore next month. The humble web browser is a workhorse of the modern world, and it can get you into some real trouble if you're not careful.

WiCipedia: 'Resting Pitch Face,' Digital Leaders & the Scandal Effect

Published on: 2019-02-22

This week in our WiCipedia roundup: Girl Scouts as "digital leaders;" a hilarious new TV show about women in tech; how scandals affect the tech landscape; and more. A new study from the Girl Scout Research Institute shows that while more boys (84%) than girls (77%) are confident in their tech ...

Tech-savvy Trump: 5G and 6G ‘so obviously’ the future

Published on: 2019-02-22

President Donald Trump, who used a Samsung Galaxy s3 as late as 2017 and is known for having "the best words," apparently has strong opinions not only about burgeoning 5G cellular technology but also the non-existent 6G. In a pair of tweets posted on February 21, Trump wrote: "I want 5G, and ...

Researchers Propose New Approach to Address Online Password-Guessing Attacks

Published on: 2019-02-21

Recommended best practices not effective against certain types of attacks, they say. Automated online password-guessing attacks, where adversaries try numerous combinations of usernames and passwords to try and break into accounts, have emerged as a major threat to Web service providers in ...

SDxCentral’s Weekly Roundup — February 22, 2019

Published on: 2019-02-21

Here are the week's strays and stragglers we roped for you: Ethernity Networks launched a field-programmable gate array (FPGA)-based virtual private network (VPN) gateway. Splunk withdrew from Russia. The application management company will no longer sell its software and services to companies ...

Cisco Says Mobile Internet Traffic Will Reach Nearly a Zettabyte by 2022

Published on: 2019-02-21

As usual, the Cisco Mobile Visual Networking Index points to huge increases in the amount of data being trafficked through networks. And, as usual, it's a master class in exotic numbers. The report, which covers the 2017-2022 time frame, says that the annual run rate of mobile internet traffic ...

Attack Campaign Experiments with Rapid Changes in Email Lure Content

Published on: 2019-02-21

It's like polymorphic behavior - only the changes are in the email lures themselves, with randomized changes to headers, subject lines, and body content. A new email Trojan campaign spotted by security researchers has added another twist in evasive attacker behavior: Researchers with GreatHorn ...

Oracle, KPMG Cloud Threat Report Finds Confidence and Fear

Published on: 2019-02-21

Thirty-eight percent of security and IT professionals surveyed by Oracle and KPMG identified the ability to detect and react to security incidents in the cloud as their top security challenge. Unauthorized use of cloud services was the second most pressing concern, with 26 percent identifying it ...

Human Negligence to Blame for the Majority of Insider Threats

Published on: 2019-02-21

In 98% of the assessments conducted for its research, Dtex found employees exposed proprietary company information on the Web - a 20% jump from 2018. Nearly two-thirds (64%) of insider threats are caused by users who introduce risk due to careless behavior or human error, according to new ...

Test and Measurement: Test vendors focus on IoT, 5G testing at MWC

Published on: 2019-02-21

Test companies are spotlighting internet of things testing and 5G at next week's Mobile World Congress in Barcelona, with offerings that reflect the continued ramp-up of new technology and an increased focus on devices as 5G commercialization comes closer.

Why Cybersecurity Burnout Is Real (and What to Do About It)

Published on: 2019-02-21

The constant stresses from advanced malware to zero-day vulnerabilities can easily turn into employee overload with potentially dangerous consequences. Here's how to turn down the pressure. Cybersecurity is one of the only IT roles where there are people actively trying to ruin your day, 24/7. ...

Cisco warns on HyperFlex security vulnerabilities

Published on: 2019-02-21

Cisco this week identified two "High" security vulnerabilities in its HyperFlex data-center package that could let attackers gain control of the system. HyperFlex is Cisco's hyperconverged infrastructure that offers computing, networking and storage resources in a single system.

Cisco warns on HyperFlex security vulnerabilities

Published on: 2019-02-21

Cisco this week identified two "High" security vulnerabilities in its HyperFlex data-center package that could let attackers gain control of the system. HyperFlex is Cisco's hyperconverged infrastructure that offers computing, networking and storage resources in a single system.

Cisco exec. details how Wi-Fi 6 and 5G will fire-up enterprises in 2019 and beyond

Published on: 2019-02-21

Few technologies have the potential to shake up enterprise networks like WiFi 6 and 5G technologies do in 2019 and beyond. 5G carrier-based wireless is going to start rolling out, bringing a promise of dramatically better performance to mobile workers and the enterprise, and Wi-Fi 6 (802.11ax) ...

Cisco Highlights 'Cognitive Collaboration' at Analyst Summit

Published on: 2019-02-20

We have so much data available today and now we need help understanding what it means. Last week, Cisco's Collaboration Technology Group (CTG) held an analyst-only event in the John T. Chambers Executive Briefing Center in San Jose, Calif.

How managed network services are evolving to simplify the global WAN

Published on: 2019-02-20

Fundamentally, the way that carriers (i.e. telcos) deliver managed network services hasn't changed in decades. The core architecture of this network, known as hub and spoke, consists of branches talking to the data center over a managed network with a separate firewall in the middle.

Edge security: There’s lots of attack surfaces to worry about

Published on: 2019-02-19

The problem of edge security isn't unique - many of the issues being dealt with are the same ones that have been facing the general IT sector for decades. But the edge adds its own wrinkles to those problems, making them, in many cases, more difficult to address.

Why I’m excited for Apple’s Wi-Fi 6 iPhones

Published on: 2019-02-19

Don't fret too much when Apple fails to introduce a 5G iPhone this year, it's not terribly important that it does. Wi-Fi 6, on the other hand... The latest edition of Cisco's Mobile Visual Networking Index (VNI) Forecast (2017 - 2022) makes several predictions around 5G.

Coming soon: On-premises 5G gear for enterprises

Published on: 2019-02-08

With all major mobile carriers expected to offer 5G this year, enterprises that want to take advantage of this next-gen mobile data service need to start thinking about how to support it on site. Anticipation is keen for 5G, given that it promises to deliver faster speeds and lower latency than ...

Cisco Reports Second Quarter Earnings FY19

Published on: 2019-02-13

Q2 Results: Revenue: $12.4 billionGrowth of 7% year over year (normalized to exclude the divested SPVSS business for Q2 FY 2018) Earnings per Share: GAAP: $0.63; Non-GAAP: $0.73Non-GAAP EPS increased 16% year over year Q3 Guidance (normalized to exclude the divested SPVSS business for Q3 FY ...

Cisco Calls for Privacy to be Considered a Fundamental Human Right

Published on: 2019-02-07

San Jose, Calif -February 7, 2019 - Cisco today issued a call to governments and citizens around the world to establish privacy as a fundamental human right in the digital economy. Today, connectivity and technology have become the foundation for peoples' economic, social, and cultural ...

5G: more than just a simple network upgrade

Published on: 2019-02-07

Posted by Arthur Cole on February 07, 2019 5G wireless connectivity is certainly faster and wider than current 4G infrastructure, which gives the impression that it is merely an incremental step in the performance we can expect from our existing services. But this is not entirely the case.

What does 2019 hold for the DCI?

Published on: 2019-01-25

Posted by Arthur Cole on January 25, 2019 The data center interconnect (DCI) is emerging as the next big architectural challenge for network service providers, a result of the enterprise's growing reliance on distributed cloud architectures for increasingly heavy production workloads.

Durham County goes Cisco for enterprise network ops and security proficiency

Published on: 2019-01-23

The government in Durham County, N.C., was spending hours and hours manually provisioning its network and keeping security policies current, so it decided two and a half years ago to upgrade for the sake of efficiency and security.

There’s a newly acknowledged Edge local IP networking bug in Win10

Published on: 2019-01-18

If you can't get to your router's admin page using the Edge browser, there's a reason why. Microsoft broke it with this month's cumulative updates. Yesterday, Microsoft appended this warning to all of its Windows 10 January cumulative update pages for version 1703 onward: After installing [this ...

2019: Look for improvements to software-defined data-center networks

Published on: 2018-12-10

To help IT pros attain top performance for their software-defined data-center networks (SDDCN), we have identified 10 crucial technology areas to watch and evaluate during 2019. SDDCN performance requires advanced network software to provision, manage and secure high-speed traffic flows, and ...

How to buy SD-WAN technology: Key questions to consider when selecting a supplier

Published on: 2018-12-03

Software-defined WAN traffic is exploding, and so is the number of technology providers competing for enterprise SD-WAN customers. Here are some key issues to consider as IT pros investigate SD-WAN deployment options and weigh the importance of features such as application prioritization, ...

How to secure your Azure network

Published on: 2018-10-16

Cloud services like Azure offer a lot of security features straight out of the box, especially if you're using their platform services. But virtual infrastructures are much like physical infrastructures, connecting virtual machines with software-defined virtual networks. Thus, they need the same ...

Review: 6 slick open source routers

Published on: 2018-02-01

Hackers of the world, unite! You have nothing to lose but the lousy stock firmware your routers shipped with. Apart from smartphones, routers and wireless base stations are undoubtedly the most widely hacked and user-modded consumer devices.

How to use blockchain: Following an asset through its lifecycle to learn more

Published on: 2017-05-15

This contributed piece has been edited and approved by Network World editorsPossession is nine-tenths of the law, right? But thanks to blockchain, this old adage may no longer be a viable way to settle property disputes.Artists and enterprises alike have long struggled to prove ownership of ...

KRSeries: A strong link in the regional trust chain

Published on: 2019-02-22

The Korea Internet & Security Agency (KISA) - created in 2009 - is the Ministry of Science and ICT's suborganization dealing with the allocation and maintenance of the Republic of Korea's (Korea) Internet number resources, and the .kr country code top-level domain.

Achieve Business Harmony and Compliance Through Automated Policy Enforcement

Published on: 2019-02-21

I was doing some compliance research recently and came across the following statistic from the Veritas Truth in Cloud Study: "76% of organizations believe that their cloud service providers take care of all data privacy and compliance regulations." Once I had a chance to collect my jaw from the ...

Move to DNA or ACI?

Published on: 2019-02-21

Relationship of Cisco ONE to DNA and ACI Digital business relies upon a new digital network, in enterprise networking and the data center. This new network requires a software-based and policy-driven approach, automation, built-in security, proactive monitoring and troubleshooting.

KRSeries: Meeting community challenges broadens registry’s function

Published on: 2019-02-21

This is the third in our KRSeries ahead of APRICOT 2019 in Daejeon, South Korea. "Communication leads to community - that is, to understanding, intimacy and mutual valuing," Rollo May. National Internet Registries (NIRs) play an important role in the APNIC region.

Preaching the benefits of human networks

Published on: 2019-02-21

In a technical environment dominated by talk of infrastructure, it can be easy to overlook the human element driving it all. APNIC's Training Delivery Manager Tashi Phuntsho, who is working hard to expand the Community Trainers Program , or as he describes, "evangelise human networking amongst ...

CYBERFORCE Profile Series: Scoring Big as a Trusted Advisor to Customers

Published on: 2019-02-20

This is the second in a series of blogs featuring a Palo Alto Networks CYBERFORCE Engineer and the business challenges they tackle. CYBERFORCE recognizes the best-of-the-best from the NextWave Partner Community; proven partner engineers who put the customer first, are trusted for their security ...

Security Teams Deserve a Better Approach

Published on: 2019-02-20

For many organizations, security teams are the first line of defense against all known and unknown threats. The core function of these teams is to identify, investigate and mitigate threats across their entire digital domain. As adversaries become more automated and complex, security teams are ...

KRSeries: The man who introduced the Internet to Asia

Published on: 2019-02-19

This article is the second in our KRSeries ahead of APRICOT 2019 in Daejeon, South Korea. Read the first article here. Since the beginning of time, humans have developed origin stories to explain how elements of the natural and social world came to be.

“5G Ready” Is Real With the New K2-Series

Published on: 2019-02-19

In my last blog, I talked about the importance of "5G-ready" security. Along with the release of PAN-OS Version 9.0, Palo Alto Networks has announced the general availability of the K2-Series 5G-ready next-generation firewall (NGFW) products. K2-Series puts service providers on the path to 5G ...

Destination Cloud: Start Secure, Stay Secure With the Latest VM-Series Enhancements

Published on: 2019-02-19

The cloud is here to stay. According to Deloitte's 2018 global CIO survey , 90 percent of CIOs and C-suite executives say their organizations are using cloud-based services. The cost and efficiency gains are undeniable. But it's not enough to cross your fingers and hope a security breach doesn't ...

Network Break 222: SnapRoute Launches Network OS; Carbonite Buys Webroot

Published on: 2019-02-18

Podcast: Download | Embed Take a Network Break! The startup SnapRoute has launched CN-NOS, a new network OS that runs Kubernetes under the covers. VMware introduces new features in its SD-WAN appliances, and Carbonite will acquire Webroot for $618.5 million. Russia contemplates mechanisms to ...

Cisco 900 Series Integrated Services Routers-Ordering Information

Published on: 2019-02-18

The Cisco 900 Series Integrated Services Routers (ISRs) combine Internet access, comprehensive security, and wireless services in a single high-performance device that is easy to deploy and manage. Cisco 900 Series ISRs are well suited for deployment as Customer Premises Equipment (CPE) in ...

5G-Ready Network Today Requires a Secure, Automated Cloud Architecture

Published on: 2019-02-12

Imagine playing an immersive VR video game on your cell phone with friends around the world, in real time, with zero delays, while traveling in a self-driving car. It's not that far-fetched: this is just one of the many possible scenarios that the future holds with the emergence of 5G.

Dealing with Performance Brownouts

Published on: 2019-02-07

I've done a couple of application slowness (brownout) troubleshooting sessions recently. This blog is my attempt to condense some observations from both engagements, to share lessons learned. "Condense" might not be the right word, seeing how long this blog got! Troubleshooting with some process ...

SDN Ate My Hamster

Published on: 2019-02-04

I posted a Tweet the other day which gained a lot of attention in the networking community: As SDN gains more traction, people start fearing for their jobs. Some jobs will decrease in demand and some will disappear entirely. However,

GORUCK Battle of the Bulge Tough and Light AAR

Published on: 2019-01-25

Friday January 18 th rolled around and my son and I were driving to the start point for GORUCK's Battle of the Bulge memorial Tough in Columbus, Ohio. We had signed up for both the Tough and the Light months ago when the events were announced.

Just Say No to Jumbo Frames

Published on: 2019-01-24

How do you feel about jumbo MTU? I seem to periodically get into debates about jumbos. I'm highly allergic to jumbos. Let's examine the facts (as I see them), and then we'll get to the cause of my allergic reaction. TL;DR: jumbo can cause major operational pain for network administrators.

Wi-Fi 6 Is A Stupid Branding Idea

Published on: 2019-01-24

You've probably seen recently that the Wi-Fi Alliance has decided the rebrand the forthcoming 802.11ax standard as "Wi-Fi CERTIFIED 6", henceforth referred to as "Wi-Fi 6". This branding decision happened late in 2018 and seems to be picking up steam in 2019 as 802.11ax comes closer to ...


Published on: 2019-01-14

In 2018-October Juniper announced that the new JNCIE-SEC JPR-933 beta exam will be available in December and January. Ok, this might not be super recent news, it was announced last October - I am just a bit behind on posting stuff due to studying for my JNCIE-SEC.

Ways to Automate VXLAN

Published on: 2019-01-10

More and more sites are deploying Cisco Nexus 9K-based fabrics. Basically, if the time has come for datacenter switch refresh, you have two choices: Nexus 7700 etc. with a "classic Nexus" design (core, distribution, Top of Rack, FEX), or Nexus 9K-based fabrics. Fabrics are cool and look like a ...

The Changing Cisco QoS Environment

Published on: 2019-01-03

A few months ago, I wrote about the tradeoffs between using a L3 switch and a router. That blog noted that there are a lot more QoS capabilities on the Cisco routers. L3 switches provide a much more constrained set of QoS features, presumably those suitable for high speed processing in chips.

SD-WAN – Glorified DMVPN?

Published on: 2018-12-28

I had an interesting discussion with Jon Cooper in the Network Collective Slack. The discussion was around SD-WAN. We were discussing if SD-WAN is just a "glorified DMVPN" or if it's something more than that. Note that this was a

vRealize Network Insight 4.0 – Smaller Gems

Published on: 2018-12-23

Network Insight 4.0 was released today and it undeniably the biggest release they're ever done. It's packed with some huge features and a lot of small goodness. While Karl has done an excellent job of describing the top features in this blog post, I'll go through the somewhat smaller features ...

GORUCK Land Navigation Heavy - East AAR

Published on: 2018-12-20

In June my son and I completed our first GORUCK Heavy event, the Land Nav on the west coast in Southern California. You can read the AAR here. It wasn't but a few weeks later that the coordinator of the event started to plan a similar event for the east coast and the location was identified as ...

Troubleshoot a DMVPN phase 3 architecture

Published on: 2018-10-09

In the last article, I explained how to configure DMVPN phase3, but what are the most useful commands to troubleshoot this type of network architecture? Five are the main group of commands used to troubleshoot a DMVPN topology: The "show dmvpn" and "show ip nhrp" commands permit to obtain the ...

DMVPN Phase 3: a complete guide

Published on: 2018-07-16

In a previous article, I explained what is and how it works DMVPN technology. In this article you see how to configure DMVPN phase3. This phase allows spokes to build a spoke-to-spoke tunnel and to overcomes the phase2 restriction using NHRP traffic indication messages from the hub to signal to ...

Understanding Cisco DMVPN

Published on: 2018-06-26

In an old post, dated 2011, I explained various types of VPN technologies. In seven years several things have changed: SHA1 is deprecated, des and 3des are no more used for security issues, but some VPN technologies are still used with protocols more secure (SHA256, AES, ...).

Intro into Fortinet WLAN configuration

Published on: 2018-09-30

Simple, secure, sensible - Koroush Saraf, Fortiner VP of Product Management, emphasized these words in his recent MFD3 presentations. While any vendor can claim their products share these attributes, it's usually the complexity of workflow that reveals the betrayal of one or all of these ...

Attacking Wireshark

Published on: 2018-09-03

Every once in a while there is some news about Wireshark being vulnerable to being attacked/exploited/pwned, meaning that there is a way to craft frames/packets in a pcap/pcapng file to make Wireshark crash and (if done right) execute malicious code. So let's take a look at what that means and ...

PCAP Split and Merge

Published on: 2018-07-31

Sometimes it also happens during network troubleshooting engagements, but it is also common for analysis jobs regarding network forensics: dealing with huge number of packets, sometimes millions or more. Two typical situations may have you scratch your head: either you have one huge file ...

Introducing WPA3

Published on: 2018-02-13

Ruckus releases an article with more detail about the recently announced WPA3 from Wi-FI Alliance. One thing that is quite relieving when this new technology introduced is that "all devices supporting WPA3 will continue to work with WPA2 devices" as stated by the Wi-Fi Alliance.

NANOG 73 Hackathon

Published on: 2017-11-29

Sunday, June 24, 2018 REGISTRATION FOR THE NANOG 73 HACKATHON IS OPEN Welcome to the NANOG 73 Hackathon brought to you by NANOG and host sponsor Do you love preventing disruption and chaos in your network? Always wondered what it would feel like to wear the “White Hat”? Want to show off your ...

Office 365: Exchange Hybrid issue with Windows Security of Outlook 2016

Published on: 2018-03-28

Outlook prompts for password when accessing migrated Exchange Online resource. The on-premise mailbox has been migrated to Exchange Online and the user opening the calendar to see free/busy and planned meetings is sitting on-premise Exchange server. Windows Security – Microsoft Outlook ...

ISE BYOD for CCNP Security Now Available!

Published on: 2017-11-10

We’re happy to announce another Pluralsight course has been released. In this course we touch on BYOD configurations for CCNP Security candidates. This completes the series for SISAS. You can find the course at This also marks 20 courses in the Pluralsight library. More to come!  

ISE Profiler Services for CCNP Security (300-208) SISAS Published

Published on: 2017-07-03

Hi Everyone,   Happy to announce that ISE Profiler Services for CCNP Security (300-208) SISAS has published. Check it out over at In this course we dig though profiling services and how to apply policy based on how devices are profiled. This course is for anyone working on the ...

ISE Posture Services for CCNP Security (300-208) SISAS Published

Published on: 2017-05-31

Happy to announce that ISE Posture Services for CCNP Security (300-208) SISAS has published. Check it out over at In this course we dig though posture services and how to provision clients, posture clients, and apply policy. This course is for anyone working on the CCNP ...

New Pluralsight Course Published

Published on: 2017-04-18

Hi Everyone. I’m happy to announce that another Pluralsight course has been published. This one is specific to the SISAS certification and covers various aspects of Guest Access. In the course we cover how to setup WebAuth and then transition into Guest Access with a Sponsor Portal. You can ...

Taking the CCIE Lab in RTP

Published on: 2016-07-29

Cisco's campus in Research Triangle Park, North Carolina, is one of only two places in the United States where candidates can complete a CCIE lab exam (the other being in San Jose, California). People fly in from all over the eastern US and beyond to spend a day taking the exam. Lots of folks ...

WPA2 KRACK Vulnerability, Getting Information

Published on: 2017-10-16

*** This page is being updated regularly. Please check back periodically. ***I'm sure everyone who does anything with networking or Wi-Fi has heard about the announced WPA2 KRACK vulnerability. I won't go into depth with my opinion on it. I'd just like to start a collection of useful information ...

Cisco | Cisco IOS router to Meraki Appliance | site-to-site VPN with Zone based Firewalling

Published on: 2017-01-18

Lately I'm busy to configure Cisco IOS routers in combination with Remote offices where we place Meraki Appliances (like the MX64, MX65 or the Z1) When we do this we create also a VPN connection (site to site). In this setup the Main office has a Cisco IOS router.

SourceFire & AMP showing up on CCNP: Security

Published on: 2016-09-22

Looks like the SITCS Exam, that is part of the CCNP: Security exam is going from v1.0 to v1.5. SITCS is the exam oriented around 'Implementing Cisco Threat Control Soluation'. Now, it only makes sense as the original version of this exam was more geared towards Cisco IPS & CX which has since ...

Cisco ASA presents self-signed cert in certain SSL negotiations – CSCuu02848 / CSCuw02001

Published on: 2015-11-12

Just kind of a shout-out to those running ASA's, be careful when you upgrade to v9.4+ or v9.5+, and beyond. In v9.4+ when the ASA attempts to negotiate an SSL connection it will attempt to use an ECDSA Cipher as part of TLS v1.2 if the client supports Elliptic Curve ciphers.

© 2016 rights reserved.