An introductory exchange of set signals performed by devices, such as modems, to show that communication has been established and can continue.
An introductory exchange of set signals performed by devices, such as modems, to show that communication has been established and can continue.
315 Madison Avenue, NYC 10017
Open Monday - Friday: 9:30am-5:30pm
*No Walk-In Appointments*
629 Grove Street, Jersey City, NJ 07310
Open Monday - Friday: 9:30AM - 4:00PM
*No Walk-In Appointments*