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Pass Country Code in URL using iRule and Geolocation

August 12, 2017

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BIG-IP F5

Here is a simple example that explains how to pass Country Code as variable in URL using iRule. I assume that you have already configured your F5 appliance with GeoLocation database, otherwise refer my article BIG-IP LTM url redirection based on Geolocation and set it up. In this example, when someone browse www.itadminguide.com, HTTP::path returns…
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iRule to use Data Group

August 4, 2017

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BIG-IP F5

You might have come across a situation where only limited set of IP address need to be granted access to a web page or web services. And these IP address need updates from time to time when ever you provision the web services to your new clients køb cialis. Obviously, such IP address list shouldn’t…
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Configure Access Rules of Oracle Database Cloud Service – Part 2

July 26, 2017

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Cloud, Oracle Cloud

Configuration Access Rules of Oracle Java Cloud Service – Part 1 In continuation to our series, creating access rules in Oracle Database Cloud Service is no way different from Java Cloud Access Rules. Basically, access to DB is very restricted in any environment and in most cases, only DBA is provided SSH & tcp/1521 access…
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Configure Access Rules of Oracle Java Cloud Service – Part 1

July 25, 2017

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Cloud, Oracle Cloud

Configure Access Rules of Oracle Java Cloud Service – Part 2 Access Rules are traditional firewall rules that decide either to block or allow traffic to your Java Cloud instance based on Source, Destination, Destination Port and Protocol. Oracle Java Cloud instance can be accessed only via Public IP address and not Private IP address.…
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Cisco UCS C220M4 Purple Screen – Could not start pcpu 1: TSC sync timed out

July 25, 2017

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Cisco, Cisco UCS

This happened today while setting up ESXi 6.5 on Cisco UCS C200 M4 Server. VMware crashed and throwing an error in the purple screen, Could not start pcpu 1; TSC sync timed out. If you come across similar situation, then try changing CPU settings in BIOS. It fixed the ESXi issue. Log in to BIOS…
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FortiGate Block Geographic Regions using CLI Commands

July 21, 2017

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Firewall, FortiGate

If your website is targeted for customers in India, why do you need to allow traffic from other countries, as a security measure you must consider blocking traffic from unwanted regions. Sometimes you may also wanted to block from known attacking countries such as China or Russia. You can achieve it via GUI in FortiGate,…
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One to One Static NAT Configuration in FortiGate

July 18, 2017

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Firewall, FortiGate

Helpful guide to setup one-to-one Static NAT in FortiGate firewall so all inbound and outbound traffic of the server (192.168.1.2) communicates via a specific Public IP address (180.151.48.34). Inbound Static NAT Navigate to ‘Virtual IP’ menu under ‘Policy & Objects’ and specify Public (External) and Private (Mapped) IP address details in the fields. ‘Interface’ option…
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How to setup Cisco ASA in High Availability Active/Standby Failover

July 17, 2017

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Cisco, Cisco ASA

In a highly critical environment, we strongly recommend to setup Cisco ASAs in high availability mode. This way, if the Active ASA unit fails, the Standby unit takes over the role and becomes Active. Before we proceed, you need to ensure that following pre-requisites are met Both Cisco ASA units must be an identical hardware…
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Apply and Activate Cisco ASA License

July 16, 2017

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Cisco, Cisco ASA

On every purchase of ASA firewall, Cisco ships product authorization key known as PAK in printed format along with delivery. The steps remain same irrespective of ASA license feature. 1.Login to Cisco registration portal – http://www.cisco.com/go/license and enter PAK key and ASA serial number, then you will get the license key by registered email immediately. Caution: When…
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Can’t ping ASA inside interface over IPSec VPN

July 15, 2017

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Cisco, Cisco ASA

Even though, IPSec VPN is successfully established between 2 ends of your network, you can’t ping ASA inside over IPSec VPN from the other end. Basically, you cannot remotely manage Cisco ASA through the VPN tunnel. You also noticed that inside interface is reachable from LAN. The problem is with manual NAT statement that overlaps…
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