Solution to ssh connection latency

Source: Internet
Author: User
Tags reverse dns ssh server
Solution to ssh connection latency-Linux Enterprise Application-Linux server application information. The following is a detailed description. Generally, the ssh connection latency is caused by reverse DNS resolution enabled by sshd by default.

Modify/etc/ssh/sshd_config of the ssh server and change UseDNS yes to UseDNS no.

However, we have encountered Anonomous Ubuntu, and there is still a latency when connecting to the modified server.

A solution is found:

Edit/etc/nsswitch. conf

Find the hosts line and change it to the following:

Hosts: files dns [NOTFOUND = return]

Tested and easy to use.
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