reason: connect ETIMEDOUT
101.53.169.117:443
This is most likely not an error with the Salesforce CLI Please ensure all information is accurate and try again.
Error authenticating with auth code due to: request to https://empathetic-koala-nj5lux-dev-ed.my.salesforce.com//services/oauth2/token failed, reason: connect ETIMEDOUT 160.8.246.134:443
Error authenticating with auth code due to: request to https://login.salesforce.com//services/oauth2/token failed, reason: getaddrinfo ENOTFOUND 83 This is most likely not an error with the Salesforce CLI. Please ensure all information is accurate and try again
The same error was posted in the Japanese user group.
At that time there was a problem with the SSL certificate.
it was the firewall and proxy settings that was blocking We have now resolved it.
Error authenticating with auth code due to: request to https://resourceful-bear-qsx3h8-dev-ed.trailblaze.my.salesforce.com//services/oauth2/token failed, reason: unable to get local issuer certificate
This is most likely not an error with the Salesforce CLI. Please ensure all information is accurate and try again.
相手側がクラウドなので、これは回避できないと思います。
証明書のファイルをダウンロードして強制的に適用させれば回避できるかもしれません。
根本的にはネットワーク（セキュリティポリシー）の問題ではないかと思います。
制限なしにインターネットにつながる環境でないと難しいかもしれません。
https://superuser.com/questions/97201/how-to-save-a-remote-server-ssl-certificate-locally-as-a-file
Error authenticating with auth code due to: tunneling socket could not be established, cause=getaddrinfo ENOTFOUND 7890 This is most likely not an error with the Salesforce CLI. Please ensure all information is accurate and try again.
Please check this article.
Use the Salesforce CLI from Behind a Company Firewall or Web Proxy
https://developer.salesforce.com/docs/atlas.en-us.238.0.sfdx_setup.meta/sfdx_setup/sfdx_setup_install_cli_firewall.htm