Archive

2012 May 05

F5 – Generic SNMP health check

F5 LTM Generic SNMP monitor The following is a little generic snmp component to health monitor servers under LTM. Hope you’ll enjoy it, Comments are welcome. The following is a little script that should be used as an external monitor. It performs snmpget requests on the node and evaluate the response, based on that returns …

F5 – BigIP – URL based redirection

The following is a URL handling iRule that is kind of generic where the mapping between the URL and the nodes is done externally through the Data Group List for safe maintenance during operation. The code is also published on F5 Dev Central at: https://devcentral.f5.com/Wiki/iRules.URL_Based_redirection_iRule.ashx iRule code: when HTTP_REQUEST { # You need to set a …

Integrating .NET to Amazon SES over SMTP

We got a claim from a customer that their .NET application having troubles to connect to SES using TLS. So wonderful Linux helped us to solve the issue without customer need to change his code. We setup STUNNEL to take care for the TLS part, the rest is pure SMTP, meaning once you have the …

AWS Cloud Computing Whitepapers

The whitepapers features a comprehensive list of technical AWS whitepapers, covering topics such as architecture, security and economics. These whitepapers have been authored either by the Amazon Team or by the AWS Community (Customers or Solution Providers). This page will be regularly updated with new and updated whitepapers. Here’s the Whitepaper page on AWS site

Disaster recovery (DR) using AWS

Disaster recovery (DR) is about preparing for and recovering from a disaster. Any event that has a negative impact on your business’ continuity or finances could be termed a disaster. This could be hardware or software failure, a network outage, a power outage, physical damage to a building like fire or flooding, human error, or …