Introduction Displaying ARM connections (Option 4.1) Controlling the Open Communication Facility (Option 4.2)     Displaying VTAM ACB information for LU 6.2     Viewing OCF LU 6.2 applications Working with TCP/IP connections (Option 4.2.2)     Activating TCP/IP ports     Displaying TCP/IP ports and users     Deactivating TCP/IP ports     Refreshing TCP/IP ports     Displaying users logged onto ports     Canceling users     Resolving symbolic IP addresses     Displaying TLS status information Working with TCP/IP OCF connections (Option 4.2.3) Displaying static system symbols (Option 4.S)