VOS5000 Solution

VOS5000 Solution

VOS5000 is designed for large scale carrier-class operations by Linknat Limited It uses our independently developed SIP and H.323 stacks, which is more powerful than most of softswitch and SBC products.

VOS5000 uses advanced asynchronous message bus and big data processing kernel, better than ordinary distributed system. Client can seamlessly improve system performannce and capacity by adding more services.

Providing full services, it is really “all in one” product. Professional development for the VoIP wholesale operations. If your company needs at least 20,000 simultaneous calls and wants to expand in long terms. Then VOS5000 should be your first choice.


Simultaneous Calls


Calls Per Second




Fee Rate Amounts

System Feature

 Large scale carrier-class capacity

  • Support 100,000 simultaneous calls, 10 million SIP accounts
  • VOS5000 uses advanced asynchronous message bus, MPS can reach 100,000
  • Single server support 20,000 Simultaneous Calls, 200,000 SIP accounts, 10,000+ media proxy.

 High stability

  • Carrier level reliability, 99.999%
  • Hot Standby
  • Signaling and media server N:N-1 backup
  • Routing based on least ratio
  • Routing based on load balance

 Operation Firewall

  • Special SIP firewall
  • Easy to operate
  • Prevent from millions of IP attacks

 User-defined routing strategy

  • Support multiple routing strategy
  • Detecting the best media channel
  • optimizing system resources
  • Matching the best network channel for device

 Professional solution

  • Providing professional solution according to different business need
  • Support global business, optimize connections between different network
  • Scheduling resources flexibly, maximizing system performance, providing stable support for your business

 Power billing

  • Support real-time billing, prepaid and postpaid
  • Support 10 millon class fee rates
  • Matching according to caller/callee prefix
  • Support period rate
  • Support user-defined package

 Virtual number

  • Support 10 million virtual number orders
  • Scheduling virtual number resources flexibly
  • Effect and release virtual number resources in real time, maximize utilization ratio of virtual number
  • Support web interface and account independent billing

 Abundant reports

  • Bill report: Revenue detail report, Gateway bill report, Account balance report etc
  • Clearing report: Clearing account detail report, Clearing gateway detail report, Acount clearing balance report
  • Analysis report: Mapping gateway analysis report, Routing gateway analysis report, Gateway area cross analysis report


  • Login uses SHA512, RSA2048 encryption, storage uses AES128 encryption
  • Support system log, which records date, operator, IP, operations and etc
  • IP, MAC login limit and send inform E-mail automatically
  • Support setting different authority for different users

 Package management

  • Support rent period: Day, Month, Year, One time
  • Support minimum consumption and period rate
  • Support fee bonus duration and fee bonus money

 Complete routing strategy

  • Routing according to LCR
  • Routing according to area priority
  • Routing according to gateway group
  • Routing according to preset proportion
  • Routing according to period
  • Routing balance automatically for the same priority

 Hot Standby

  • Support hot standby: if master server is broken down, slave server will start and take over business to make sure business will not be influenced
  • Support signaling & media server N:N-1 backup: if one single server is broken down, performance and capacity of business will not be influenced

 Excellent compatibility

  • Support almost audio coding
  • Support H.261, H.263, H.264, VP8 etc video coding
  • Support fax: T38
  • Support DTMF: RFC2833, SIP INFO

 Real-time monitor & alarm

  • Monitor hardware status: CPU, memory, harddisk, network
  • Monitor VOS5000 assembly and recovery automatically
  • Monitor business data: ASR, ACD, PDD
  • Support client, sound, E-mail alarm
  • Support call specific number to alarm which is preset

 Support abundant business

  • Wholesale business
  • Terminal business
  • VoIP APP
  • Virtual number business
  • ……

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