Networking

FIX: The request does not contain a certificate template extension or the CertificateTemplate request attribute

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Scenario: You require to generate a SSL Certificate from your enterprise CA to implement SSL communication for a web site on your Web Server.  You are running your web site under IIS on a Windows Server 2008 R2 Web server.  You have your enterprise CA hosted on Windows Server 2012 within your domain.  You create a Certificate request .Req file using “Create Certificate Request…” from IIS and use that .Req file on your CA console to submit the request using “Submit new request…” option, then your CA console reports the below mentioned error message and doesn’t generate you a certificate […]

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Networking

Setting up NetScaler lab environment from the scratch

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Environment: You have existing Dev QA lab networked with 172.22.1.0/16 (255.255.0.0) IP addressing.  Your Dev QA network has access to public internet and it runs the Firewall that is going to be your Default Gateway both of your labs. You want to setup a NetScaler lab environment for your client systems in 172.22.1.0/16 and allow them to access web servers running in a test DMZ network under 192.168.1.0/24 through NetScaler.   Pre-requisites: Download VMware ESXi Hypervisor software from VMware. I’ve used the current latest version vSphere Hypervisor which is a free bare-metal hypervisor. It ships with ESXi 6.0 along with […]

Networking

CloudDNS | A free provider for hosting your DNS zones in cloud

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For a very small website owners, or for bloggers owing their couple VMs (in cloud spaces) hosting their websites, it a usual need to have a DNS zone setup for external/public access to their resources.  Most folks adopt for domain name/hosting providers who also service the DNS name resolutions/redirections at an extra annual charge.  It all works fine. Nut just for a one/two name resolutions do you really want to pay for a separate name resolution service? Particularly for single website owners it an overhead. Here comes the CloudDNS to make a relief.  On CloudDNS you can freely host upto […]