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[http://mosh.mit.edu Mosh] is another helpful tool you may want to use for high-latency or mobile (e.g. wifi) connections. You also may want to look into zsh, an alternative to bash with more features.
You also may want to setup an [http://nerderati.com/2011/03/simplify-your-life-with-an-ssh-config-file/ SSH config file] for host aliases and Kerberos authentication.
==Random Bash tips==
