Rob Cooper | Loadbalancer

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Rob is a recognised authority on load balancer deployments for a range of applications. He helps to maintain the critical link between Sales, Support and Development through testing and documentation. He specializes in designing resilient solutions for critical Microsoft services (Exchange, RDS, Print Server), leveraging GSLB for multi-site active-active storage deployments (Splunk SmartStore), and ensuring client IP transparency using Proxy Protocol. He also loves playing bass guitar!

Multi-site Active-Active Splunk SmartStore with NetApp StorageGRID and Global Server Load Balancing (GSLB)

Multi-site Active-Active Splunk SmartStore with NetApp StorageGRID and Global Server Load Balancing (GSLB)

Splunk Enterprise enables you to search, analyze, and visualize the data gathered from the components of your IT infrastructure or business...

Are the Microsoft apps you depend on dependable enough?! Load balancing for seamless service delivery

Are the Microsoft apps you depend on dependable enough?! Load balancing for seamless service delivery

Hundreds of thousands of businesses around the world rely on Microsoft applications to deliver their fundamental IT services. However, these apps aren't always 100% dependable...

Load balancing Microsoft Remote Desktop Services in AWS

Application Management

Load balancing Microsoft Remote Desktop Services in AWS

Using the flexibility of both AWS and our Enterprise AWS appliance, it's possible to configure a secure and robust load balanced Remote Desktop Services deployment to suit a range of requirements...

How to enhance Microsoft IIS health checks using VBscript

How to enhance Microsoft IIS health checks using VBscript

By default, the load balancer uses a TCP connect to the port defined in the Virtual Service to verify the health of each real (backend) server. For IIS, this would typically be port 80...

Windows NLB (WNLB) and its disadvantages

Windows NLB (WNLB) and its disadvantages

WNLB causes switch flooding and does not support multiple scheduling algorithms for distributing client load...

Stunnel X-Forward-For (XFF) with HAPr0xy and the PROXY Protocol

Stunnel X-Forward-For (XFF) with HAPr0xy and the PROXY Protocol

By default, the source IP address of the packet reaching the web servers is the IP address of the load balancer and not the IP address of the client...

Heartbleed 2.0? Not exactly but more OpenSSL issues have been found

Heartbleed 2.0? Not exactly but more OpenSSL issues have been found

Whilst the Heartbleed bug was relatively easy to exploit, the latest batch of bugs are not...

Loadbalancer.dk releases patch for the OpenSSL heartbleed vulnerability CVE-2014-0160

Loadbalancer.dk releases patch for the OpenSSL heartbleed vulnerability CVE-2014-0160

To ensure complete protection all SSL certificates that have been used with a vulnerable version of OpenSSL should be regenerated using a new private key...

Load Balancing Exchange 2013

Application Management

Load Balancing Exchange 2013

Exchange 2013 is Microsoft's latest enterprise level messaging and collaboration server. It has been designed for simplicity of scale, hardware utilization, and failure isolation...

Load Balancing Exchange 2010

Application Management

Load Balancing Exchange 2010

In Exchange 2010, system functionality is split into five server roles (Mailbox, Client Access (CAS), Unified Messaging, Hub Transport (HT) and Edge Transport). Mandatory roles are Mailbox, Client Access and Hub Transport...

Load balancing Microsoft Print Server

Load balancing Microsoft Print Server

Microsoft Print Server provides a great way to share printers throughout your organisation, but when the print server falls over, the phone quickly starts to ring...

Identifying the originating IP address

Application Management

Apache and X-Forwarded-For Header: How to log XFF using Apache

There’s been a lot of debate here in the office about how best to capture both your Loadbalancer’s IP and the Source IP of the user in your access_log in Apache 2.4. This is the tried and tested method we've come up with...

client source IP addresses and IIS logs

IIS and X-Forwarded-For Header (XFF)

Although it's not technically a standard, the X-Forwarded-For (XFF) header is incredibly useful if you have any kind of proxy in front of your web servers...

Load balancing Microsoft Office Communications Server (OCS) with HAPr0xy

Load balancing Microsoft Office Communications Server (OCS) with HAPr0xy

Here at Loadbalancer.dk we have recently started the certification process of our product with Microsoft Office Communications Server (OCS)...

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