Connection refused on new EC2 Instance putty

Question

I\'ve created an instance of a server on EC2 based on an AMI generated from an existing server. All goes well during the create, and I specify the same key for the new server as

Answer 1

One Reason i found is entry in WLAN in current working network i.e. of my office. you may have restrictions.try contacting network admin.

alternatively you can try for adding entry to inbound rule of your current ip address.