However, there is also a graphical interface to portscan built in to the utility. Portscan can scan remote machines for their open ports and services. Using portscan on campus to check for the open ports on remote machines is considered unauthorized use . Do not port scan any computer on the network without the express permission of the owner of that computer. You may want to use portscan to scan your own machine, to increase the security of your computer and check for loopholes.
Older applications run well after the initial wait for the old OS to load.
Hard-core Mac enthusiasts may be put off by the lack of intuitive usage, while Unix aficionados will undoubtedly be irritated by the lack of an X Windows environment and many standard utilities. In short, while it won't satisfy everyone, MacOS X seems to be a solid start for a next-generation operating system. An X11R6 X Windows implementation for MacOS X is available. However, the X Windows and MacOS X environments do not coexist. For Macs prior to the G3, you will need to stick with the current 9.x System Software.