Usb type apparatus for automatically installing client program and method for automatically installing and exercising the client program in use with the same
KR100654137B1
Method and system for providing a conference call connecting service
KR20030047534A
method and system for providing a conference call connecting service
KR20020057784A
method of connecting calls between a business card transmitter and a business card receiver through the medium of an web business card sent by the business card transmitter and system for the same
KR20020084353A
System for management a call center and call center service method using thereof
KR20020046493A
System and method for management of internet home page
KR20020036526A
Method for servicing of telephone connection using the internet and system for the performing the same
KR20010093040A
Push portal service method and system for providing a target contents and a target advertisement
KR20010093036A
Method and system for internet phone servicing based upon an advertisement