I in my computer for a new instance. Pem and. Changed a PKK file but also can log on to other machines copy both in the past with other machines to log can't display the network error connect refused, this is why there is this key pair what is used only to login it an instance can have more than one key pair? I baidu network error connect always refused, SSH problems need to check whether to open the SSH services from the Linux system but I climb is not go up how to check the last question in the new instance when step 6 configure scurity source option in the group of what is an IP IP if only use the machine IP whether can only use the machine in great god answer genuflect is begged

CodePudding user response:

I'm sorry, because of my personal ability is limited, can't help you,

BBS on zhao four teachers don't know that I can help you, I help you call him, @ 4 teacher zhao

CodePudding user response:

Suggest the building looking for official AWS technical support,

CodePudding user response:

You must have been the problem of the process, on my computer and its use

CodePudding user response:

1. Is it the same network environment
"Ssh22 port open case
"Safe set of rules is
2. The same network environment
Another computer firewall is shut down "SSH access

CodePudding user response:

The key pair is all can use in any place, have nothing to do with the machine, you can't login to the machine to check the safety set of rules for ec2 Settings, such as limiting any ipn has access to, or set up rules for access to your machine itself, the key pair is used for land use, no other function, an instance can only have one key pair, is specified when you start, step 6 can't remember what you said, but ec2 security set of rules is by the option to limit can only from the native land,

CodePudding user response:

What is the mode of connection instance of the group manager to use? The PUTTY? If is the PUTTY, you can try to load the key pair, in SSH - Auth, select local file is ok,

Question: when a new instance step 6 configure scurity source option in the group of what is an IP IP if only use the machine IP whether can only use the machine in

Answer: the source IP if I selected the IP, then only from the native land,