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In SSHD Configuration what does "MaxStartups 10:30:60" mean? [closed]

Problem Is: Some SFTP connections are failing in customer environment But using sample code if i test with same server no connection is failed. may be in customer envi many parallel sftp connection started at a time.

I Want to know what is the meaning of MaxStartups 10:30:60

In the above i know only 10 , which means maximum unauthenticated ssh connection allowed. means at same time 12 sssh connection request comes 2 request fail and 10 success.

What is the mean of 30 and 60 ?

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Syedsma Avatar asked Jan 27 '11 02:01

Syedsma


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What is MaxStartups in SSH?

MaxStartups Specifies the maximum number of concurrent unauthenticated connections to the SSH daemon. Additional connections will be dropped until authentication succeeds or the LoginGraceTime expires for a connection. The default is 10:30:100.


1 Answers

I Want to know what is the meaning of MaxStartups 10:30:60?

10: Number of unauthenticated connections before we start dropping

30: Percentage chance of dropping once we reach 10 (increases linearly for more than 10)

60: Maximum number of connections at which we start dropping everything

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phooji Avatar answered Oct 28 '22 23:10

phooji