服务承诺
资金托管
原创保证
实力保障
24小时客服
使命必达
51Due提供Essay，Paper，Report，Assignment等学科作业的代写与辅导，同时涵盖Personal Statement，转学申请等留学文书代写。
51Due将让你达成学业目标51Due将让你达成学业目标51Due将让你达成学业目标51Due将让你达成学业目标私人订制你的未来职场 世界名企，高端行业岗位等 在新的起点上实现更高水平的发展
积累工作经验
多元化文化交流
专业实操技能
建立人际资源圈ENUM_(Electric_Numbering_System)
2013-11-13 来源: 类别: 更多范文
ENUM (Electric Numbering System)
- Table of Contents -
Page
Introduction
.
.1
What is ENUM
..
1
About ENUM
..
..
1
How Does ENUM Work...
.
.
.2
DNS Structure and .arpa.
.
.
..2
Kinds of ENUM Applications
.
..3
VoIP
.
.3
Figure 1: Example of an IP Telephone and Gateway
.
.3
Figure 2: Example of a Voice-over-IP setup
..
4
VPIM
.5
Figure 3: Example of a Voice-Protocol-for-Internet-Mail
..
...6
Privacy
.
.7 Future Plans
..
..
...7
VoIP
.
.
...
8
VPIM
..
..8
Conclusion
.
..9
Works Cited
.
..10
- Introduction
What is ENUM'
Imagine being able to reach a person anywhere in the world just by typing in a single telephone number on the Internet. The message could be sent to any possible point of contact: cell phone, e-mail, instant messenger, voice mail or any other form of electronic communication. Well ENUM, or short for Electronic Numbering is a system protocol that enables Internet-based users to make a selection from a range of services available for communicating with another person when the caller knows only a telephone number or has access only to a telephone keypad. It refers to the use of the Domain Name System (DNS) to look up telephone numbers and subsequently route telephone calls to the right destination using the Internet as the transmission means.
About ENUM
The ENUM technology is largely based off of a talented Swedish Cisco Systems engineer named Patrik Faltstrom, who wanted to clear a
enum, internet, voice, telephone, vpim, number, voip, mail, systems, over, example, because, technology, ip, messages, domain, network, message, public, phone, figure, dns, service, protocol, numbers, make, information, exchange, been, applications, very, using, users, networks, e164
