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Highway Internal Telecommunication System Solution

Item No.: YTFA1180
Highway Internal Telecommunication System Solution
Highway Internal Telecommunication System Solution

table of Contents
I. System Overview.............................................. .................. 3
Second, the status of the project........................................... ....................5
Third, the project needs .............................................. ....................6
Fourth, the solution .............................................. ..................8
1. The program structure············································································· ···················8
2, the composition of the program ·············································································· ···················9
3. Advantages of the program·············································································· ····················11
Five, function introduction.............................................. ...................14
Sixth, equipment introduction .............................................. ...................26
1. Communication host············································································ ····················26
2. Telephone Accessory··········································································· ····················28
Seven, system list budget................................................ ...............30
First, the system overview
With the rapid development of information technology, the total amount of information that enterprises need to deal with is getting larger and larger, the departments involved are more and more extensive, and the liaison between branches is becoming more and more frequent. In recent years, the expressway has greatly accelerated the process of informatization construction, and most of them have established an Ethernet data network covering the whole company to realize communication between departments and branches at various levels. However, most of them still use traditional dedicated telephone equipment and communication resources, and are not interconnected with new Ethernet networks. They cannot fully utilize office resources, resulting in inefficiency in work efficiency and high cost of communication costs. The need for efficient office work in modern enterprises. The new telephony host is an IP-based, program-controlled subscriber switching system that integrates voice communications into the company's data network to create a unified voice, video and data network that can be connected to offices and employees around the world. . The most notable feature of the new telephone communication host is an integrated network communication system and voice exchange system. Through the telecommunication network and the Internet, only a single device is required to provide users with various communication methods such as voice, fax, data and video. It is also possible to establish a medium and small call center with low cost. Through the full integration with the network software and hardware, the work efficiency is improved, the communication cost is saved (saving time and money), and it has become the first choice for internal telephone communication in the industry.
Second, the status of the project
XXX high-speed full XXXX, the main line is XXXX kilometers long, passing XXX, XXX, XXX, XX, ending at XXXX. Among them, XXXX toll station to XXXX toll station XXX km, XXXX toll station to XXXX toll station chief XXXX km, XXXX toll station to XXXX long XXX km, XXXX toll station to XXXX junction chief XXXX km. The XXXX expressway has a set of program-controlled telephone system in the center. It has been used for more than 10 years, with a total internal line of 128 channels and a total external line of XX roads. It is transmitted to various toll stations by means of dedicated optical cable, PCM converter and SDH.
Nowadays, the telephone system has been in use for a long time, often there is nowhere, the communication is unstable, the product is shut down, the fault cannot be replaced, and the maintenance has been affected, which has affected the daily management and operation of the road section.
Third, project needs
In combination with the actual situation of the project, it is planned to set up an internal telephone communication system on the XXXX expressway to realize the internal telephone communication system between the management center and various toll stations, service areas, parking areas and branches. Need to meet the following requirements:
Independently build an internal telephone communication system to realize internal communication between the management center and various toll stations, service areas, parking areas and branches.
Highly manufacturable and stable, it can meet 24-hour internal telephone communication, and the architecture fully considers redundant backup.
The architecture is flexible and simple, making full use of the existing transmission communication network, no longer establishing a transmission channel separately, improving equipment utilization and saving investment. Combined with the current business management structure, it fully meets the needs of business charges and office management.
Scalability: This time, due consideration is given to some reservations. When the number of users increases, multiple seamless extensions can be networked, and the branches of each branch can be flexibly expanded. It can be interconnected with the intercom and intercom broadcast and background music systems. .
Multi-function: Provides all the functions of traditional telephone, including: call transfer, call transfer, call hold, redial, speed dial, public ring group, conference, telephone recording, telephone monitoring, call record statistics and other functions. It also provides conference rooms, scheduling, video support, broadcast intercom, and remote remote networking that are not available in traditional telephones.
Good compatibility: the original telephone and analog telephone can be used directly, and can be upgraded to IP telephone, video telephone, video conference terminal, or remote broadcast sound reinforcement equipment;
Easy management, full recording, friendly background management interface, convenient and easy to use, support all call record query, recording management of all call content.
Single-machine equipment, dual system, system recovery operation is simple and time-consuming. Dual-host hot backup ensures enterprise communication stability and security.
Save resources, internal phone to achieve authority management, flexible allocation of inbound and outbound calls for each user, reduce unnecessary number of outside lines, and save on external line costs.
Fourth, the solution
1, the program architecture

2, the program composition
Management Center (sub-center)
Two new telephone communication hosts are deployed in the management center or sub-center, using dual-host hot backup, each supporting 200 telephone extensions for registration, meeting the high reliability requirements of the industry customers, meeting 7X24 hours of uninterrupted Work requirements.
Hardware structure embedded structure, high-performance SOC processor, platform architecture is ARM+DSP, which ensures stable and smooth software operation, and powerful DSP core provides powerful guarantee for voice codec and echo cancellation. The single-chip solution guarantees system stability with an MTBF time of up to 292,000 hours.
Rich line resources, support various trunk lines including PTSN, VoIP, GSM/UMTS, E1 lines; flexible modular design, modular design, users can flexibly choose the configured line module according to their own needs; HD call Sound quality, the whole series adopts American Ti high-performance CPU chip, and the software adopts ITU-TG.168 echo cancellation algorithm to provide users with higher HD call quality; the system capacity is fully open, and it has the largest system capacity including extension, voice message, conference room, etc. No need to pay extra cost expansion; powerful system security, built-in powerful firewall and IP blacklist function, support TLS+SRTP encrypted transmission, fully guarantee system and communication security
Transmission network structure
By using the transmission Ethernet network inside the expressway, the telephone communication transmission from the management center to each toll station, parking area and service area is realized, and it is not necessary to establish a transmission network specifically, thereby saving investment and reducing costs.
It can be easily and flexibly adapted to management architecture changes, the increase and decrease of branch racks, and the increase of telephone extensions, which only need to be extended by the network. Flexible networking enables enterprises to connect to branches or offices in different locations through the network, without the need to communicate through the carrier's line, and communication is free.
Toll station, parking area, service area
In the toll station, parking area, service area, combined with the actual application needs, deploy multiple telephone access devices in unused application areas, realize the access management center or sub-center of the local external line and internal line telephone to deploy a new type of telephone communication host, and realize the internal Effective communication of the phone.
The system transmission backbone only needs to use the original computer network of the enterprise. The installation does not need to separate the telephone line, and the original telephone line and telephone can be utilized; the seamless upgrade and update can be realized.
Some important areas can be directly connected to IP phones and video phone terminals. You only need to connect the phone to the network port nearby, and the extension number will remain unchanged. Out-of-town employees can access the company's telephone system from the outside through the network to achieve zero-cost roaming.
3, program advantages
Convenient networking and flexible architecture
The system can be flexibly networked. The system installation does not require separate wiring. The existing communication network and the original telephone line resources and the original telephone can be used. It enables enterprises to connect through branches and networks in branches or offices across regions and locations, without the need to communicate through the carrier line, and communication is free.
Through the network, each branch office is connected with the management center to realize unified management of calls with various toll stations, improve enterprise office efficiency and corporate image, and save communication costs.
Functional, advanced and comprehensive
By integrating PSTN network, E1 digital trunk, IP network and mobile phone network, the telephone system can switch between the three networks to ensure unimpeded external communication. Support various trunk lines including PTSN, VoIP, GSM/UMTS, E1 lines, and support IVR automatic voice navigation, teleconferencing, recording, fax and other rich functions. With a modular design, users can flexibly select the configured line modules according to their needs. High-definition voice quality, echo cancellation algorithm, to provide users with higher-definition voice quality. Support advanced functions of business operations, designed to meet the needs of today's business environment, the system built a variety of advanced features, such as teleconferencing, small call center, broadcast / intercom, voice messages, video calls, etc., to greatly improve the efficiency of business.
Easy installation and management, easy management and maintenance
The system installation and configuration is simple, only IT personnel with simple computer network knowledge can be carried out without using professional installers; all parameter configuration, equipment management and maintenance are completed through the web management interface, which is simple and easy to operate.
It is convenient and fast to manage through web interface; it supports remote management, which provides unified management and maintenance for scattered office locations, saving time and cost.
High reliability and stability
The dual-system hot standby solution can be automatically taken over by another server when a server fails, without the need for manual intervention. Ensure that the system returns to normal state in the shortest possible time, and continuously provide services so that the user's work is not affected.
It adopts embedded operating system and built-in dual system backup protection to ensure stable operation of the system carrier level.
Design concept for the future
With a modular design, the system can be upgraded as your business grows. The device is also equipped with a USB interface, audio input / output interface, can be inserted into the hard disk, ready for the subsequent voice capacity and functional application expansion of the enterprise phone system.
Easy expansion and expansion
With the increase of the company's personnel and the increase of the company's branches, only the corresponding equipment needs to be added, and the inter-area networking and the extension of the local area can be expanded; the external line can be connected with the digital trunk, analog trunk, VOIP trunk, etc. The internal extension can be connected to the SIP camera and the broadcast terminal, and remote monitoring and broadcasting can be realized through the video phone.
4, function introduction
The system has rich and practical telephone functions, and the operation is simple and fast, which effectively promotes internal information exchange.
Share, strengthen external business communication and create higher corporate value.
Call Record (CDR)
Detailed call-to-electricity records, do not miss the call, do not miss the information. Can be searched by a variety of conditions,
All call information is in full view.
Call Parking (CallParking)
As an alternative to call hold, the call can be temporarily stored in the system and can be answered by other users. For example, when you answer a customer call at extension 506, you need to go to another office to query the data and reply to the customer. At this time, you can dial *6 on the phone, and the phone will inform you that the call has been temporarily stored on the number 690. After checking the information, you can use the nearest extension to dial 690 to return to the call with the customer.
Call Pickup (CallPickup)
There are two types of call interception.
- Intercept group machine interception: When the extension of the same interception group rings, the user can dial *4 on his own extension to intercept the call.
For example, if the 502 extension and the 501 extension are in the same interception group, when the 501 extension rings, the user can dial *4 to intercept the incoming call on the 502 extension.
- Specify extension pickup: The user can intercept the call by dialing the extension number in *04+ ring. For example, when the 501 extension rings, you can dial *04501 at any extension to intercept the call.
• Call Transfer (CallTransfer)
Allow the party on the call to hold the call and then pass the call to another extension. For example, the customer calls the company's front desk to consult the business, the front desk can dial *3506 on the phone, transfer the call to the 506 extension of the business department, and the 506 extension rings to pick up the call. In addition to manual transfer, call forwarding is set in advance for the extension, such as transferring all calls from the extension to voicemail, other extensions, or mobile phones.
• Call Follow (FollowMe)
This feature allows users to pick up calls from other locations, whether they are outside or inside.
 For example, when an employee is on a business trip, you can set up all calls to their extensions to be transferred to your mobile phone, and you can use your mobile phone to answer extension calls wherever you are.
• Call Waiting (CallWaiting)
When the user is on a call, another call is sent to the user. At this time, the party that initiated the new call is placed on the waiting, and the new call is accessed after the original call ends.
• Caller ID (CallerID)
The number of the incoming call can be automatically displayed on the display of the telephone, and the telephone number of the caller can be known in advance.
• Do Not Disturb (DND)
Setting Do Not Disturb on the extension allows the extension to temporarily disable any incoming calls.
• Direct inward dialing (DID)
An external phone can dial the extension directly in the calling system.
For example, if the enterprise phone number is 5,503,301, when the customer wants to find the 501 extension of the enterprise, the customer can directly dial 55,033,501,501, and the call will directly enter the 501 extension. The customer does not need to rely on the front desk or the secretary to transfer the call.
• Call out display number (DOD)
The analog extension or IP extension under the system can be bound to a relay DOD setting. When the extension dials the outside line number, it will directly go out through this DOD trunk.
For example, an E1 line of a company has a total of 9 external line numbers of 5503301-5503309. The user binds the 506 extension to the number 5503307 setting, so that when the 506 extension uses this E1 line to dial an outside line, the caller number displayed on the other party's phone will be 5503307.
Call Hold (CallHold)
During the call, the party on the call can let the other party pause the call and enter the hold music. This call will not be hanged, but will be resubmitted back to the extension after a period of time.
Custom alert tone
Allow users to record or upload personalized system sounds according to their needs.
Automatic Call Distribution (AutoCallDistribution)
Supports setting the ringing policy for the ring group or call queue so that the customer's incoming calls are more appropriately assigned to the agent extension.
The ringing strategy is:
- Simultaneous ringing: Call all extensions that can be reached until a member answers.
- Sequential Ringing: Take turns to call each available agent extension.
- Random ringing: Randomly call the agent extension.
- Bells least ring at least: The nearest extension in the calling agent.
- Ringing at least: Calling the agent with the fewest number of calls completed.
Three-way calling (ThreeWayCalling)
When the two parties talk, the user can call the third party without interrupting the call, so that the three parties can simultaneously talk, and the hang up of any of the three parties does not affect the other two parties.
Voicemail (Voicemail)
When the customer calls, the user's extension is busy, not in the location or inconvenient to answer the call, you can set the call to the voice mailbox to leave a message.
Voicemail to email (VoicemailtoEmail)
Supports the voice message of the user's extension to be sent to the user by email.
Information waiting indication (MWI)
Notify the user that there is a new message in the voicemail.
T.38 fax (FAX), fax tone detection
Support T38 fax function. Accurately detect line frequency and automatically identify fax lines.
Fax to mail (FaxtoEmail)
Support the fax received by the system and send it to the user by email.
Dial by name (DialbyName)
The customer calls the enterprise, and the customer can input the name letter of the enterprise employee on the phone button according to the prompt of the automatic attendant, so that the call is directly transferred to the employee's extension.
Speed ​​Dial (SpeedDial)
Users can create speed dials with short codes.
For example, the user sets the speed dial code of mobile phone number 13886008679 to 123. When the user wants to dial the mobile number, just dial the phone to dial *99123, where *99 is the signature of the speed dial function.
Users can blacklist certain phone numbers to block incoming and outgoing calls for those numbers.
Mobile extension (MobilityExtension)
The user can set the mobile number or fixed line as a mobile extension. When the user calls into the phone system using the set number, all rights of the extension will be automatically obtained, such as: dialing an outside line, dialing an extension number, listening to voice messages, and so on.
Support BLF (BLFSupport)
The telephone system supports business IP phones with BLF function, which realizes the monitoring of the working status of extensions and outside lines. One-touch recording (OneTouchRecord)
When the user is talking to the other party, he can press *1 on the phone to record.
Incoming Number Identification Service (DNIS)
Set the user-defined name instead of the incoming number to identify which line the incoming call is coming from.
For example: 5503309 is the technical support hotline of the enterprise. In the DNIS setting in the host, the name of the number is set to SUPPORT. When the customer dials this number, the corporate phone rings and SUPPORT is displayed on the screen. When the employee views the phone screen, he can know in advance that the guest is calling for technical support.
Combined with Skype (SkypeConnect)
Users can not only receive Skype calls by telephone extension, but also freely play with other Skype users; they can also make international calls at low cost, saving business communication costs.
Phone Auto Configuration (PhoneProvisioning)
Users can directly configure IP phones in the configuration interface of the host. When a large number of IP phones need to be configured, using this feature can save a lot of configuration time.
PIN user (PinUser)
By setting the PIN user and outgoing route, the user is allowed to make an outside call (only the PIN code can be entered to make an outside call). For example, an extension that sets up a production workshop can only make an internal call and assign a PIN code to the shop supervisor. When the supervisor needs to make an external call, you can dial *89 on the extension phone in the workshop, then press the prompt tone to enter the PIN code, and dial the external line number after hearing the dial tone.
Automated Attendant (IVR)
That is, interactive voice response. When a customer enters a business call, the company first hears the corporate greeting, and then the customer then presses the voice prompt to find the corresponding person or department.
Ring group
For the extensions of the external service departments such as sales and after-sales service, set the ring group. When a call is made to these departments, the minutes in the ring group will ring or ring in sequence, so that the customer calls are processed as soon as possible.
Call routing
Let different extensions and different numbers take their respective telephone relays to make the call more efficient and more economical. For example, the employee extension of the administrative department can only make calls to the city through the PSTN outside line, while the employee extension of the business department can make calls to the city through the PSTN outside line, and can make long-distance calls through the VoIP outside line.
Incoming route
Calls from different phones to reach specific destinations (such as extensions, voice mail, conference rooms, etc.) to provide more appropriate services for corporate customers. For example, the service number of the enterprise is 5503306. When the customer enters the number, the phone will directly direct the call to the after-sales service department according to the incoming routing rules set by the user.
Time condition routing (DefineOfficeTime)
Set different processing methods for incoming and outgoing hours, and working days and holidays, so that incoming calls in different time periods can be handled more reasonably and efficiently.
Featured Bell (DistinctiveRingtone)
With the IP phone settings, you can set different phone ring tones for different trunk calls. Different
The trunk number sets a distinctive ringtone. When the phone rings, the employee can determine in advance which ringing the incoming call is from the ringing.
Waiting for music (MusicOnHold)
Enterprises can set the waiting tone into a comfortable music or corporate slogan. When the phone goes into a waiting state, the waiting person will hear the waiting tone.
video call
Used in conjunction with video phones, it simulates a real and intimate conversation atmosphere for both sides of the call. uDISA (Outside) The DISA feature allows authorized employees (which need to authorize DISA passwords) to process corporate business at home or on the move. When employees go out, they can call the company phone (such as the city phone), enter the authorization password after hearing the tone, and then “borrow” the company's free outside line to make long-distance calls (such as international long distance). The employee only pays for the local call, and the long-distance call is paid by the company.
Call automatic recording (CallRecord)
Support automatic recording of all types of calls inside and outside the telephone system, and improve the enterprise telephone management system.
Conference call
It adopts advanced multi-voice coding technology and multiple voice processing optimization technologies to support up to 80 simultaneous voice communication, support single-person conference call multi-person speech, and multiple sets of conference calls concurrently. The conference room password service is provided, and the conference administrator has the operation authority of kicking off the participants and closing the conference room.
Broadcast / Intercom (Paging / Intercom)
Designed for phones with broadcast or intercom functions, users can broadcast or intercom by dialing the broadcast group number and use the phone to post announcements.
Call queue (Queue)
Enabling the call queue feature is equivalent to setting up a small call center. Through the setting, the system can track the agent status in real time and generate a valid agent queue in turn, and according to the rehearsal algorithm, direct the incoming call to the most suitable agent. When all customer service hotlines are busy, the system can play the corporate personality waiting for music, and periodically prompt the caller to wait for the number of people. In addition, this function also has a flexible queue join and exit policy. In addition to the fixed agent, the system allows other users to dial the phone feature code to temporarily join or exit the call queue.
Call monitoring (SpyFunctions)
The enterprise leader can listen to the extension call in real time by dialing “Monitor Pattern + Extension Number”. There are three types of monitoring modes: 1. Listening only does not speak; 2. Talking only to the monitored extension; 3. Talking to both parties being monitored.
Callback (CallBack)
Call in to the host with the specified phone number and hang up after hearing the ringback tone for a while. At this time, the communication host will automatically initiate a voice callback for this designated number, and the cost incurred by the call will be borne by the communication host's external trunk.
SMS function (SMStoMail/MailtoSMS)
After installing the GSM or UMTS module and inserting a mobile phone card with sufficient balance, the user can send and receive SMS messages by email through SMS settings.
Enterprise employees can remotely register extension phones of IP phones, computers or mobile phones to the communication host of the enterprise in the home, airport, hotel, etc., even if they are not in the office.
Off-site networking
Through the Internet, headquarters and branch offices can use their own equipment to set up a private telephone network for enterprises, so that the extensions between headquarters and branches can be exchanged free of charge, greatly reducing the cost of enterprise communication.
Network support
Static IP address PPPoE DHCP server DHCP user port
Firewall (FireWall)
The advanced active detection technology is used to check the data packets entering and leaving the system at all times, and intercept or release the data packets according to the rules set by the user, effectively preventing hacker access and ensuring system security.
Escape function
After installing the SO module, in the case of power failure or network disconnection, the enterprise can still make external calls by using the external trunk and analog telephone connected to the SO module.
Backup and restore
After the user sets up automatic backup, the system will automatically find and move the eligible files to the Windows-based PC every half hour. In the event of a failure, the user can easily restore the previous system configuration with a backup.
Dual system backup
Built-in world-first communication dual system backup technology. When the current system fails, it will automatically switch to the standby system, and restore the normal operation of the telephone system in a very short time, avoiding the company's major loss due to the failure of the telephone system.
Hot standby
To achieve dual hot standby, you need to have two identical devices. When the main device fails, the processes and services running on it can be automatically taken over by the standby device. The phone system returns to the normal state in the shortest time, and the service is continuously provided to ensure that the operation of the enterprise is not affected.
Five, equipment introduction
1, IP scheduling server

The communication host is a PBX system specially designed for enterprises (supporting 200 extensions). It combines telecom lines and VoIP networks perfectly, which not only controls the communication cost efficiently, but also ensures that the user is powered off or the network is interrupted. In the case of keeping the call uninterrupted, the phone system is used more stably. It is also a converged implementation, which combines the application of VoIP technology on a traditional telephone system, which is very suitable for VoIP applications such as long-distance telephone bypass, PBX interconnection and expansion of enterprises/branch offices.
 2. External telephone access gateway
The external telephone accessor series is a desktop analog voice product for enterprise users. It adopts standard SIP and IAX protocols and is compatible with various PBX and VoIP voice platforms (such as IMS, softswitch system, call center, etc.). Meet the networking application requirements in different network environments. Provides up to 16 FXO ports, multiple distributed access, high-performance devices, high-capacity, full-concurrent call processing capabilities, and carrier-class stability. 
3 internal telephone access switch
The internal telephone access device series is a desktop analog voice product for enterprise users. It adopts standard SIP and IAX protocols and is compatible with various PBX and VoIP voice platforms (such as IMS, soft switch system, call center, etc.). Meet the networking application requirements in different network environments. A single station provides up to 32 FXS ports, which can be distributed across multiple devices. The device uses a high-performance processor with high-capacity, full-concurrent call processing capabilities and carrier-class stability. 

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