AWS Certified Solutions Architect Associate Test 3

Question : 20 of 50

Marks: +1, -0

What would be the best way to retrieve the public IP address of your EC2 instance using the CLI?

Using tags
Using traceroute
Using ipconfig
Using instance metadata

Solution:

To determine your instance's public IP address from within the instance, you can use instancemetadata. Use the following command to access the public IP address:
For Linux use,

\$

curlhttp://169.254.169.254/latest/meta-data/public-ipv4,
and for Windows use,

\$

wgethttp://169.254.169.254/latest/meta-data/public-ipv4.
Reference: http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/using-instance-addressing.html

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