In short, this error may occur either due to some connectivity issues or some wrong configuration. So, we did deep dig and found that the hostname was not given properly in /etc/hosts file. But, when checked /etc/hosts file was configured properly. This way he was successfully able to SSH into the server.Īlso, we handled a situation where the customer approached with the same error. We suggested the customer to try ssh-ing using the command as shown below: ssh -p 22 ADDRESS So, our Support Engineers checked in detail and found that he was trying to ssh using the way below: ssh IP ADDRESS:22 Recently, one of our customers approached us saying that he is getting an error like the one shown below while he is trying to ssh. This can result in multiple copies of the key in authorizedkeys files. The options have the following meaning:-f Don't check if the key is already configured as an authorized key on the server. Now, let’s discuss how our Support Engineers fix this error.Īs we already discussed some of the possible causes for this error, the next question is how we fix it? The sample below presents ssh-copy-id command line syntax: ssh-copy-id -f -n -i identity file -p port -o sshoption userhostname. Having a decade of experience in managing servers, our Dedicated Engineers are familiar with the SSH errors.
Today, let’ see some scenarios where our Engineers handled this error perfectly. So, we always make sure that it is properly connected to the internet. Many developers reported that lack of connectivity is the most common cause of this error. Now, let’s discuss what causes this error to occur. Why SSH: Could not resolve hostname server error? Today, we’ll see the reasons for this error to occur and how our Support Engineers fix it. This error implies that the server is down or the hostname is not given properly etc.Īt Bobcares, we often get requests from our customers regarding SSH as part of our Server Management Services. Stuck with ‘SSH: could not resolve hostname: no such host’ is known error? We can help you.
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