In the telephone booth, a girl was making a call.

電話亭里你懂的免费视频在线观看，有一個(gè)女孩在打電話国产污视频在线免费看。

If you dialed an 800 number, blew the whistle and then pressed in a series of tones (called multi-frequency or MF tones) on your "Blue Box", you could make long distance and international calls for free, since the only thing the billing machine at the local telephone company central office knew was the original toll-free call to the 800 number.

如果你撥打800號(hào)碼永久精品在线观看视频，吹響口哨国产天天在线视频，然后在你的"藍(lán)色盒子"上按下一串音頻，你就可以免費(fèi)撥打國(guó)內(nèi)長(zhǎng)途或國(guó)際長(zhǎng)途了A级黄色片在线免费观看。因?yàn)楸镜仉娫捁臼性捑值挠?jì)費(fèi)系統(tǒng)接收到這個(gè)口哨聲音后唯一知道要做的事情就是啟動(dòng)這個(gè) 800 號(hào)碼的免費(fèi)長(zhǎng)途呼叫功能卡通亚洲动漫。

Don't Ignore a ringing telephone. Caller may be in a call-box.

不能置鈴聲不顧欧美一级被操黄色网站，來(lái)電者可能在公用電話亭。

New technology has made it possible that a normal telephone subscriber who signed with IP telephony provider,can dial in a gateway which converts the voice signals into packets.The packets will be transported over IP network and will be converted back to voice signals through the gateway on the other end.The called party can receive the call from a PSTN phone whatever signed with IP telephony provider or not.

新技術(shù)已經(jīng)使其成為可能免费深黄色无人在线观看，即一個(gè)向IP電話服務(wù)商登記的普通電話用戶可以撥通一個(gè)網(wǎng)關(guān)，該網(wǎng)關(guān)使語(yǔ)音信號(hào)轉(zhuǎn)化為信息包亚洲欧美精品综合一区，信息包將通過(guò)IP網(wǎng)絡(luò)轉(zhuǎn)輸并通過(guò)另一端的網(wǎng)關(guān)轉(zhuǎn)回語(yǔ)音信號(hào)黄色一区二区三，被叫方可以從一臺(tái)無(wú)論是否向IP電話服務(wù)商登記的PSTN電話收到呼叫。

In those days, to make a call, you had to wind a handle at the side of your telephone.

在那時(shí)候国产变态一级A片，你要打電話就必須轉(zhuǎn)動(dòng)電話機(jī)旁的搖柄成年男女免费啪啪网站不卡。

In those days , to make a call , you had to wind a handle at the side of your telephone.

那時(shí)候打一次電話，你得轉(zhuǎn)動(dòng)電話機(jī)旁的搖柄级特大黄片视频影院国产一级特。

In those days, to make a call, you hadto wind a handle at the side of your telephone.

那些日子你要打電話就得轉(zhuǎn)動(dòng)電話機(jī)旁的手柄白白发布永久在线观看视频。

In those days, to make a call, you had to wind a handle at the side of your telephone.

那些日子你要打電話就得轉(zhuǎn)動(dòng)電話機(jī)旁的手柄。

The routing of a call or message that is placed for a disconnected or nonexistent telephone number or terminal address to an operator position or to an especially designated terminal .

把對(duì)網(wǎng)絡(luò)中未連接的或不存在的電話號(hào)碼所進(jìn)行的呼叫轉(zhuǎn)交給操作員的路由選擇方法欧美精品A片视频。

But a central office is sometimes simply a single telephone switch, what Europeans call a public exchange.

但是黄色网站免费亚，線路中心可以僅僅配備了一臺(tái)電話交換機(jī)，在歐洲稱之為公共交換機(jī)XXXX丰满老熟妇。