转载自：http://blog.csdn.net/junheart/article/details/51324848
升级到ubuntu-16.04后，发现Git-review代码报错：Could not connect to gerrit at ... 1 1执行$ ssh -i ~/.ssh/id_rsa.pub -p 29418 192.168.1.101 1 1
报错：Unable to negotiate with 192.168.1.101 port 29418: no matching key exchange method found. Their offer: diffie-hellman-group1-sha1
解决：修改~/.ssh/config，加入Host * KexAlgorithms +diffie-hellman-group1-sha1