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PRODUCTS

PRODUCTS

VP-16K

VP-16K

VP-16K는 기존 교환기에 접속하여 PSTN망을 통해 음성서비스를 제공받는 가입자에게 동일한 음성서비스를 제공하기 위해 PSTN망과 IP망 간의 음성을 변환하는 대용량 시스템

Features

  • Substitution for Toll/Tandem switches
  • Media converting Voice TDM data to Voice Packet
  • Interworking with SSW(Softswitch) and other product of IP Network
  • IP connecting TDM service in NGN(Next Generation Network)
  • Remote and local management by EMS and terminal using CLI
  • MEGACO/H.248
  • TDM Interface – STM-1/PRI or ISUP, E1 / R2
  • Codec : G.711, G.723.1 & G.729a/b
  • PRI for PABX

Specifications

  • Capacity
    • 16K DS0 channels/ shelf
    • Up to 16 STM-1(1:1 redundancy) / shelf
  • Control & IF boards redundancy for High stability
  • Various services for PSTN with TDM Switch
    • TDM switching for TDM-to-TDM traffic
    • Echo cancellation, Silence suppression
  • In-band Out-of-band Signaling
    • Same path of signaling and media traffic(In-band)
    • Independent path of signaling and media traffic (Out-of-band)
  • High clock stability same level of Toll in Circuit and Packet network
  • Industry-standard open protocol
    • MEGACO/H.248

  • Capacity

    • 16K DS0 Simultaneous Call / System
      - 8 STM-1(504E1)

    Redundancy

    • System control and call control board
    • IP switch and Interface
    • STM-1 Interface
    • Voice CODEC

    Network Interface

    • IP Network
    • Fast Ethernet : 16 FE or
    • Gigabit Ethernet : 4 GbE
    • PSTN
    • 1 STM-1 / card(PRI, ISUP), 16 STM-1 (1:1 Redundancy) / Shelf
    • 16 E1 / card (R2)
    • Call Control
    • 100BT(in case of out-of-band)
    • Management
    • 100BT(in case of out-of-band)

    Power

    • -42 ~ -58V DC

    Physical

    • 26 inch Shelf
    • Rack size(mm)
      - 2100(H) x 800(W) x 746(D)

  • Media Processing

    • Service
    • IP ↔ TDM
    • TDM ↔ TDM
    • Traffic Type
    • RTP/RTCP(RFC 1889, 1890)

    Voice

    • Compression
    • G.711(A-law and u-law) : 10,20,30msec
    • G.723.1 : 30,60,90msec
    • G.729a/b : 10,20,30,40,50,60,70,80msec
    • Quality
    • Echo Canceller: G.165, G.168 (Up to 128ms)
    • Silence Suppression
    • Jitter Buffer
    • 802.1p, DSCP Marking

    Resource

    • Tone
    • Tone Detection & Generation
    • MEGACO/H.248 tone package
    • DTMF
    • DTMF Detection & Generation
    • MEGACO/H.248 DTMF package
    • FAX
    • ITU-T T.38(Real-Time FAX)
    • T.30 FAX Pass-Through
    • Clock Synchronization
    • Mode : Free-run,Normal,Fast,Hold-over
    • Toll clock level with High accuracy and stability
    • External Clock source : DOTS
    • Internal Clock source : Local Oscillator

  • Call Control Protocol

    • IETF/ITU-T : MEGACO/H.248
      SIP(*option)

    Management

    • 1 EMS server can manage
      max. 16 VP-16Ks
    • SNMPv1, v2
    • Telnet
    • Tftp

    Operation

    • SNMP Agent
    • Inband/Out-of-band Management
    • SNMP v2
    • MIB
    • Statistics
    • Message Trace
    • MMI

    Maintenance & Administration

    • Fault Detection & Test
      - Auto Test, Periodic Test, Passive Test, etc
    • Alarm
    • NTP

    Support different router

    • for IP Network interface redundancy
    • At the same time, interworking with 2 Routers
    • link aggregation 지원
Network Diagram