debug ssh connections -vvv

To enable SSH debug, run the SSH command with the -v, -vv, or -vvv option: ssh -vvv Link:,forth%20communication%20between%20the%20hosts.

APNS Log Debugging

sudo log config --mode "level:debug" --subsystem That command sets the log level for the subsystem to "debug," which will provide detailed information about the APNs registration process. Restart…

Sysdiagnose Terminal

1. Open Terminal (Applications -> Utilities -> Terminal) 2. Type the following command in Terminal. Be prepared to wait about 2 to 5 minutes for Sysdiagnose to completely run. sudo…


Add a network printer with command line lpadmin -p Test_Printer_Name -L "Printer Location" -E -v lpd:// -P "/System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks /PrintCore.framework/Versions/A/Resources/Generic.ppd" Remove Printer from command line /usr/sbin/lpadmin -x printernamehere