What is the size (in bytes) of an SSH login request?

What is the size (in bytes) of an SSH login request?

In fact I just want to know what is the size of the login SSH request when it is send from the client t开发者_运维知识库o the SSH server. For a bandwidth point of view. If it is a regular user/password login.

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I'm getting under 6k for a complete login conversation. to a OpenSSH Debian server using PuTTY as a client and D-H key exchange. Hope that helps!