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Home > FAQs > How do I enable ICMP echo (ping reply)?

How do I enable ICMP echo (ping reply)?

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In most cases with public-facing instances, it is desirable by system administrators to allow ping reply as a basic means of verifying network response. This is a common AWS EC2 FAQ.

Create a security group (or use an existing one) and add a permission for ICMP IPs with a type and code of -1 e.g:


Note: You can assign the IPs as to allow all IPs and networks or restrict access with the appropriate CIDR notation.

Once added, the permission will be listed in the security group as follows: 


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Last modified
06:46, 22 Jan 2014



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