dial exchange वाक्य

उदाहरण वाक्य

1. The dial exchange began as TUlip 5, now 885.
2. While many of these points have subsequently been moved to conventional dial exchanges, in 1999 just over six hundred toll stations were still in service in the North American Numbering Plan.
3. Some were equipped with apparatus which displayed the called number to an operator when an outside call arrived from an automated dial exchange; this panel call indicator or coded-call indicator working would have made them dialable points from other exchanges, despite the absence of local dial.
4. The first automated dial exchanges in the Bell System were deployed in 1919 . When seven-digit telephone numbers were first assigned in New York in 1920, the three-letter four-number ( 3L-4N ) system had represented the number in the format " PENnsylvania 5000 ".
5. The wire line facilities along the highway was changed from ring-down services to multi-party lines off dial exchanges as the communities along the line received central office switches, most of which were Ericsson Rurax switches that during the late 1970s were modified to enable direct dialing of long distance calls, though without automatic number identification.