Networking Blog

The painfully obvious truth about the Google incident is that the current infrastructure is not capable of dealing with DDOS attacks. It is not capable just because, from a device point of view, it looks simply like a request for web resources. The simplicity of the attack method, is at the core of ...

Reflective DDoS is the ability to mount a DDoS attacked on a target from a trusted host making this type of attack difficult to detect and resolve without causing undesirable effects. For example an attacker would mount a DDoS attack, such as a SYN flood attack on a corporate DNS server and have th...

I was tasked with researching what the Cisco Guard appliance is and what the alternatives are. The research was more of a simple email directed to our junior sales guy who was interested in knowing this information. I invite anyone to leave a comment on your thoughts and opinions about this appli...

From: http://packetlife.net/blog/2009/jul/20/urpf-access-layer-deter-ddos-attacks/ Using uRPF at the access layer to deter DDoS attacks Posted by stretch in Networking on Monday, 20 Jul 2009 at 12:38 a.m. GMT How do you protect your infrastructure devices from unauthorized virtual terminal connecti...

Applipedia is now available on the iPhone! For those of you who have used Palo Alto Networks next-generation firewalls, or spent time using Applipedia on our website, you'll be familiar with the deep application knowledge available from Palo Alto Networks. Now you can have that same detailed analy...

The following is a guide on how to script automated XenServer 5.5 snapshots and export to a windows CIFS share. This provides zero downtime and is based on the Jeremy Tirrell script found here Step One - Procedure to mount remote windows share: a) Create the required mount point: # ...

Case Study - Greenford High School Large UK school deploys Palo Alto Networks to accomplish the ultimate in application control Organisation Greenford High School Industry Education Challenge Mitigation of proxy programmes bypassing URL control mechanisms; controlling what students can access via...

XenApp administrators will be interested in the release of the Citrix Fast Launch Utility. The resulting benefit is a near instantaneous availability of the application when the user launches the application in XenApp. Check the following link for more information: http://community.citrix.com/dis...

International All Sports provide online gambling facilities for users world wide. The combination of Fortigate and NetScaler have improved security, while enhancing website delivery. Computrad have utilised the latest security and application load balancing technology with features such as IPS, D...

In the next few weeks XenServer 5.5 will be released. XenServer 5.5 contains several highly-requested new features: * Active Directory integration. Specify the AD domain to use for authentication by the pool and use your AD credentials to connect to the pool via XenCenter and ssh. Yo...

Computrad Europe is proud to announce we are now powering www.Bikeroutetoaster.com Bikeroutetoaster.com is the largest cycle and walking planning websites where you can plot your own route’s and import it to a GPS. Computrad uses its state of the art application security firewalls from Palo Al...

Citrix have announced at Synergy 2009 that they are developing Citrix Dazzle, the first self-service “storefront” for enterprise applications. Dazzle gives corporate employees 24x7 self-service access to a broad array of applications, desktops and content, allowing them to choose exactly what...

1) Lower TCO – as software it’s much less expensive! - NetScaler features can be used in test and development environments, where appliance costs were previously prohibitive. - Customers no longer have to use expensive, hardened ADC appliances (designed to be internet-facing) for load balancing ...

Citrix Receiver for Windows together with the Citrix Merchandising Server is used to deliver enterprise computing as a service. It is strongly recommended that Citrix Receiver for Windows be used with the Citrix Merchandising Server. Rather than having to manage seperate clients plugins for xenapp,...

The Citrix Receiver for iPhone 1.0 is now available in the App Store ! This is the product thousands of our users have been ( impatiently ) waiting for. The 1.0 release includes support for Access Gateway and RSA 2 Factor authentication enabling secure access over WiFi or 3G networks anywhere. So l...

Default values for an Active/Passive setup mean't that the actual failover time was around 6 pings. Not acceptable. Tweaked the following values  Hb-lost-threshold is 2  Helo-holddown is 5  Arps 4  Arps-interval 6 Now the failover is almost instantaneous! Sweet....

Citrix XenServer™ is the only enterprise-class, cloud-proven virtualization platform that delivers the critical features of live migration and centralized multi-server management at no cost. This gives companies previously unable to enjoy the benefits of server virtualisation due to costs with the...

Been a little busy setting up the lab to demonstrate PAN link failover via dynamic routing. Here the first draft of the outline. The purpose of this lab setup is to demonstrate link failover on the Palo Alto unit via dynamic routing. Objectives: ISP 1 link is our preferred route....

XenServer 5 offers many new features. If you are wanting to demonstrate or evaluate XenServer and do not have access to shared storage, then Openfiler can be adopted. This is opensource software can be installed onto a physical or virtual machine to provide virtual disks to your XenServer environmen...

Here a nice little recreational read about Palo Alto Networks. Who they are, what they do and what their vision is. If you have a few minutes, Click Here and have a read. It's good stuff. (Opens in New Window) ...

Cisco Vs Juniper! - Juniper does it better?! (Opens in New Window) Video of Cisco Getting Hacked by Disgruntled Employee! (Opens in New Window) Very Goofy/Futuristic Cisco training video on IP addressing and subnetting (Opens in New Window) ...

Came across a couple of training videos which may prove useful for exam prepping and real world. 'Fortinet: Fortigate Interface Demonstration Part 1 (Opens in New Window) Fortinet: Fortigate Interface Demonstration Part 2 (Opens in New Window) Fortinet Marketing Video! - I really don't get the D...

Came across this cool video from the Citrix Netscaler webinar archive. It talks about the Citrix Application Firewall and how it protects against common attacks such as SQL injection and Cross Site Scripting (XSS). The cool thing about this video is the SQL injection and XSS live demonstration att...

Okay, So PCI is all about the storing, processing and transmitting of credit card data. PCI is a compliance that is recognised to the end-user as a secure ‘vessel’ for credit card transactions. So virtually all e-gaming / e-commerce sites will need to be PCI compliant Getting PCI complia...

http://www.youtube.com/watch?v=X07CsyFnajQ: (Opens in New Window) Watch the Palo Alto team take diggs at 'legacy-based firewalls' in particular, June-iper and Chuck point! Bad techie humour but still worth a chuckle! Computrad may do a remake! - Be warned! Sunny...

LONDON--(EON: Enhanced Online News)--Through a new strategic partnership with Palo Alto Networks, Network and Security specialist Computrad Europe Ltd are introducing a fundamentally new concept in firewalling to customers in Europe. Computrad are the founding partner in the UK and currently have th...