Install OpenDNS with no network icon in panel - How

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http://crunchbang.org – What exactly did you do to your system that resulted in you not having a network icon? If you switched WMs you could use an app like trayer to see the icon. You could try running nm-applet from a terminal. Or if you don't mind switching to wicd for network management you can use wicd-curses. If you have uninstalled all network management software together, you can configure DNS stuff in /etc/resolve.conf. But if you still have network manager or wicd running in the background, it might just overwrite those settings. There are apps like nmcli and cnetworkmanager that configure network mana (HowTos)