Enhanced 911 - Article Index

Encyclopedia - Enhanced 911: Encyclopedia Ii - Enhanced 911 - Wireline Enhanced 911
There is special privacy legislation that permits emergency operators to obtain the caller's information. This information is gathered by...   » Read the article

Encyclopedia - 9-1-1: Encyclopedia - 9-1-1
9-1-1 (nine-one-one) is the emergency telephone number for the North American Numbering Plan (NANP). It is one of eight N11 codes. 9-1-1 ...   » Read the article

Encyclopedia - Voice Over Ip: Encyclopedia - Voice Over Ip
Voice over Internet Protocol (also called VoIP, IP Telephony, Internet telephony, and Digital Phone) is the routing of voice conversation...   » Read the article

Encyclopedia - 9-1-1: Encyclopedia Ii - 9-1-1 - Locating Callers Automatically
Main article: Enhanced 911 In over 93% of locations in the United States and Canada, dialing "911" from any telephone will link the calle...   » Read the article

Encyclopedia - 9-1-1: Encyclopedia Ii - 9-1-1 - Locating Callers Automatically
In over 93% of locations in the United States and Canada, dialing "911" from any telephone will link the caller to an emergency dispatch ...   » Read the article

Encyclopedia - Voice Over Ip: Encyclopedia Ii - Voice Over Ip - Drawbacks
VoIP technology still has a few shortcomings that have led some to believe that it is not ready for widespread deployment. However, many ...   » Read the article

Encyclopedia - Voice Over Ip: Encyclopedia Ii - Voice Over Ip - Drawbacks
VoIP technology still has a few shortcomings that have led some to believe that it is not ready for widespread deployment. However, many ...   » Read the article

Encyclopedia - Emergency Telephone Number: Encyclopedia Ii - Emergency Telephone Number - Emergency Numbers By Region
There is no world-wide emergency number. Emergency telephone number - Africa. Chad: Fire: 18, Police: 17 Djibouti: Fire: 18, Police: 1...   » Read the article

Encyclopedia - 9-1-1: Encyclopedia Ii - 9-1-1 - Problems
There are some problems with the assignment of the number 9-1-1. In particular, it can cause some dialing-pattern problems in hotels and ...   » Read the article

Encyclopedia - 9-1-1: Encyclopedia Ii - 9-1-1 - 9-1-1 Emergency Telephone Number Day
9-1-1 Emergency Telephone Number Day was proclaimed, by President Reagan in 1987, to occur on the 11th day of September, the ninth month,...   » Read the article

Encyclopedia - Voice Over Ip: Encyclopedia Ii - Voice Over Ip - Advantages
Voice over IP - Cost. In general, phone service via VoIP costs less than equivalent service from traditional sources but similar to alt...   » Read the article

Encyclopedia - 9-1-1: Encyclopedia Ii - 9-1-1 - Nine-eleven
When the 9-1-1 system was originally introduced, it was advertised as the "nine-eleven" service. This was changed when some panicked indi...   » Read the article

Encyclopedia - Voice Over Ip: Encyclopedia Ii - Voice Over Ip - Legal
Please remove this notice after the article has been expanded. Details are on this talk page or at Wikipedia:Requests for expansion. As t...   » Read the article

Encyclopedia - Voice Over Ip: Encyclopedia Ii - Voice Over Ip - Technical Details
There is a lot of debate about the two most popular types of VoIP; SIP and H.323, each of them has its own merits. Initially H.323 was th...   » Read the article

Encyclopedia - 9-1-1: Encyclopedia Ii - 9-1-1 - Development Of 9-1-1
The push for the development of a nationwide emergency telephone number came in 1957 when the National Association of Fire Chiefs recomme...   » Read the article

Encyclopedia - Voice Over Ip: Encyclopedia Ii - Voice Over Ip - Technical Details
There is a lot of debate about the two most popular types of VOIP; SIP and H323, each of them has its own merits. Initially H323 was the ...   » Read the article

Encyclopedia - Voice Over Ip: Encyclopedia Ii - Voice Over Ip - Legal
Please remove this notice after the article has been expanded. Details are on this talk page or at Wikipedia:Requests for expansion. As t...   » Read the article

Encyclopedia - Voice Over Ip: Encyclopedia Ii - Voice Over Ip - Technical Details
There is a lot of debate about the two most popular types of VOIP; SIP and H323, each of them has its own merits. Initially H323 was the ...   » Read the article

Encyclopedia - Voice Over Ip: Encyclopedia Ii - Voice Over Ip - Adoption
Voice over IP - Mass-market telephony. A major development starting in 2004 has been the introduction of mass-market VoIP services over...   » Read the article

Encyclopedia - 9-1-1: Encyclopedia Ii - 9-1-1 - Funding Of 9-1-1
9-1-1 and enhanced 9-1-1 are typically funded pursuant to state laws that impose monthly fees on local and wireless telephone customers. ...   » Read the article

Encyclopedia - Emergency Telephone Number: Encyclopedia Ii - Emergency Telephone Number - History Of Emergency Services Numbers
The first emergency number system to be deployed was in London, United Kingdom on June 30, 1937. When 999 was dialed, a buzzer sounded an...   » Read the article

Encyclopedia - Emergency Telephone Number: Encyclopedia Ii - Emergency Telephone Number - Configuration And Operation
The emergency telephone number is a special case in the country's telephone number plan. In the past, calls to the emergency telephone nu...   » Read the article

Encyclopedia - Emergency Telephone Number: Encyclopedia Ii - Emergency Telephone Number - Use Of Emergency Numbers
The number is intended to be used only in an emergency. For routine and non-urgent enquiries emergency services generally provide traditi...   » Read the article

Encyclopedia - Voice Over Ip: Encyclopedia Ii - Voice Over Ip - Advantages
Voice over IP - Cost. In general, phone service via VoIP costs less than equivalent service from traditional sources. Some cost savings...   » Read the article

Encyclopedia - Emergency Telephone Number: Encyclopedia Ii - Emergency Telephone Number - Emergency Numbers And Mobile/wireless/cellular Telephones
The GSM mobile phone standard includes 112 as an emergency number, no matter what other local emergency number are applicable. This is va...   » Read the article

Encyclopedia - 9-1-1: Encyclopedia Ii - 9-1-1 - Development Of 9-1-1
The push for the development of a nationwide emergency telephone number came in 1957 when the National Association of Fire Chiefs recomme...   » Read the article

Encyclopedia - Voice Over Ip: Encyclopedia Ii - Voice Over Ip - Adoption
Voice over IP - Mass-market telephony. A major development starting in 2004 has been the introduction of mass-market VoIP services over...   » Read the article

Encyclopedia - Voice Over Ip: Encyclopedia Ii - Voice Over Ip - Technical Details
Voice over IP - Protocols. Most standards-based solutions use either the H.323 or Session Initiation Protocol (SIP) protocols. A number...   » Read the article

Encyclopedia - Voice Over Ip: Encyclopedia Ii - Voice Over Ip - Legal
Please remove this notice after the article has been expanded. Details are on this talk page or at Wikipedia:Requests for expansion. As ...   » Read the article

Encyclopedia - Enhanced 911: Encyclopedia Ii - Enhanced 911 - Voip Enhanced 911
Initial implementations of Voice over IP telephone systems were not integreated with the 911 system at all, meaning that customers could ...   » Read the article

Encyclopedia - Enhanced 911: Encyclopedia Ii - Enhanced 911 - Wireless Enhanced 911
A second phase of Enhanced 911 service is to allow a wireless or mobile telephone to be located geographically using some form of radiolo...   » Read the article

Encyclopedia - Enhanced 911: Encyclopedia Ii - Enhanced 911 - Public Safety Answering Point Psap
The final destination of a E911 call (where the 911 operator sits) is a Public Safety Answering Point (PSAP). There may be multiple PSAPs...   » Read the article