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Amazon AWS

Exam Tips : AWS Certified Solutions Architect – Associate

March 23, 2016 by Sharad Chhetri Leave a Comment

On January-2016, I have passed the “AWS Certified Solutions Architect – Associate” exam. I have been working in AWS Cloud Computing since more than 4 years. Currently, in market there is high demand of AWS Cloud Professional. Being certified in AWS exams give extra edge in your professional career. Now after doing RHCE , I […]

Filed Under: Amazon AWS Tagged With: Amazon AWS

Postfix + SES : SASL authentication failed

September 26, 2015 by Sharad Chhetri 3 Comments

After configuring AWS SES service with Postfix, you may have found error in logs – SASL authentication failed . The error will not allow you to send email from server by using AWS SES service. Reasons For Error : SASL authentication failed 1. Incorrect Credential : (a) Many times the “SASL authentication failed” error happened […]

Filed Under: Linux Tagged With: Amazon AWS, postfix

Create and Remove AWS EC2 key pair by using command line

March 9, 2015 by Sharad Chhetri Leave a Comment

When we launch a new EC2 instance in AWS Cloud , to access the server we need the ssh keys. In EC2 instances password are not set , we have to use ssh key to get access whereas keys are based on public–key cryptography. Here, we are quickly going through with creating/removing/listing the ssh keys […]

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How to set Name of EC2 instance by aws cli

March 7, 2015 by Sharad Chhetri Leave a Comment

Today, we are sharing a quick tip on AWS cloud computing. We will learn how to set Name of EC2 instance by aws cli. This task you can also do through AWS console dashboard but as a System Administrator it is good practice to use command line. At present AWS is top Cloud Computing provider. […]

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Be carefull while using phpinfo script in EC2 beanstalk

June 15, 2013 by Sharad Chhetri Leave a Comment

Be carefull while using phpinfo script in EC2 beanstalk Currently I tried some EC2 beanstalk instances in AWS. While working I found that in php environment setting there was a parameter for Database username and password. For easy go I set the parameter with mysql Database username and password. After doing this I created a […]

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How to mount s3 bucket in linux EC2 instance

March 8, 2013 by Sharad Chhetri 12 Comments

How to mount s3 bucket in linux EC2 instance Learn how to mount s3 bucket in linux EC2 instance. Tested in : EC2 and EC2-beanstalk instances If you have not created a s3 bucket kindly go through with EC2 documentation.The documentation is very clear and easy to understand .This is the link how to create […]

Filed Under: Amazon AWS Tagged With: Amazon AWS, ec2, S3 bucket

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Sharad Chhetri is an experienced Linux - Cloud Engineer & freelancer. Working on Open Source Technology since RHEL 4.0 (Red Hat Enterprise Linux). He loves sharing the knowledge which earned from real scenarios. Don't be surprised if you find him in technology seminars and meetup groups. You can contact him on email for freelance projects at admin@sharadchhetri.com. Read More…

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