连接到Amazon EC2实例时SSH挂起 [英] SSH hangs when connecting to Amazon EC2 instance

问题描述

我可以使用以下命令连接到ec2实例，但是今天我无法使用它来连接.

I could connect to ec2 instance with the following command, but today I couldn't connect using it.

ssh -i abcKey.pem [e-mail] -v

以下是详细信息.我已经在EC2中打开了SSH端口(我可以连接到昨天)

Following is the verbose. I have opened SSH port in EC2 ( I could connect to this till yesterday)

OpenSSH_6.6.1, OpenSSL 1.0.1f 6 Jan 2014
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: /etc/ssh/ssh_config line 19: Applying options for *
debug1: Connecting to ec2-x-x-x-x.ap-southeast-1.compute.amazonaws.com [x-x-x-x] port 22.
debug1: Connection established.
debug1: identity file abcKey.pem type -1
debug1: identity file abcKey.pem-cert type -1
debug1: Enabling compatibility mode for protocol 2.0
debug1: Local version string SSH-2.0-OpenSSH_6.6.1p1 Ubuntu-2ubuntu2
debug1: Remote protocol version 2.0, remote software version OpenSSH_6.6.1p1 Ubuntu-2ubuntu2
debug1: match: OpenSSH_6.6.1p1 Ubuntu-2ubuntu2 pat OpenSSH_6.6.1* compat 0x04000000
debug1: SSH2_MSG_KEXINIT sent

推荐答案

一个可能的问题是，安全组限制太严格，无法连接.要解决此问题:

One possible problem is that the Security Group restrictions are too strict for you to be able to connect. To fix this:

1. 转到EC2管理控制台
2. 单击安全组"(在左侧栏中).
3. 选择您的EC2实例的安全组.
4. 在底部框中，单击入站"选项卡.
5. 应该有一个SSH规则，请确保可以从任何地方访问它，并且该规则位于正确的端口上(SSH为22).另外，请确保该协议为TCP.

这篇关于连接到Amazon EC2实例时SSH挂起的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！