problem with cygwin and ssh connection:
$ ssh -oKexAlgorithms=+diffie-hellman-group14-sh1 admin@10.0.0.1
Unsupported KEX algorithm "diffie-hellman-group14-sh1"
command-line line 0: Bad SSH2 KexAlgorithms '+diffie-hellman-group14-sh1'.

>>> you get the error message .. "Bad SSH2 KexAlgorithms" ....


solution(s):
---------------
1) temporary solution:
ssh -oKexAlgorithms=+diffie-hellman-group14-sha1 admin@10.0.0.1

2) permanent solution
in user home directory:
$ cat .ssh/config
KexAlgorithms=+diffie-hellman-group14-sha1

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