21. Q : I am running BellSouth Fastaccess DSL on my XP machine using an Alcatel external modem . 22. If you'd like a faster Internet connection with an external modem , try 3Com's new HomeConnect Cable Modem External. 23. Of course, you need to have an external modem attached to your computer ( PC or Mac ). 24. Internal and external modems are available. 25. For those that don't, an external modem can be purchased and attached through the back of the machine. 26. Many experts recommend external modems , since they have tiny red lights that indicate when phone connections are made. 27. As in other machines, the external modem port is disabled when a modem is installed in the Communication Slot. 28. An external modem , on the other hand, simply plugs into the serial port in the back of the PC. 29. Hayes and the company's marketing manager Glenn Sirkis approached Heatherington with an outline for a new command-driven external modem . 30. External modems with LED status lights usually have a light labeled " CD " ( " carrier detect " ).
