PBX Switch, Supports Tandem Exchange Function

Description

Key Specifications/Special Features

• Tandem exchange function:
  • System supports tandem exchange function
  • One shelf maximum supports **6E1
• Multi-type trunk interface:
  • System supports PCM (SS7, PRI, R2, V5 and Q signalling) digital trunk IP trunk, E/M trunk, carrier trunk, magnet trunk and loop trunk
• Voice navigation system (VNS, optional):
  • System supports each type of multilevel interactive prompt voice which may improve service level for subscriber
• Recording system (optional):
  • System supports recording function for extension *2 channels or more, operator may listen in recorded content through remote computer
• Conference call:
  • System supports internal and external subscriber to make a conference call with maximum 4 groups and 8 parts are maximum for each group
  • Furthermore, system supports video conference call through IP network
• Flash memory on MCU:
  • MCU board has *4M flash memory which can hold 2 million call tickets
  • As the device has been improved more reliable so that the call tickets are protected in a more safe way
• Alternate route of E1:
  • System supports alternate route of E1 back up with 7 levels which will ensure safety when communicate with other networks