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PRODUCTS

PRODUCTS

TAM-MS

TAM-MS

TAM-MS is a high-quality VoIP equipment suitable for PSTN and IP network interface.
It is developed to recycle the TAM-16K/32K system, which is a PSTN-linked large-capacity access G/W, and provides economic feasibility and quality stability with minimal changes and investment.

Features

POTS and VoIP Services for Cost Effective Migration

  • MEGACO/H.248
  • IP Interface – 100Base-FX, TX
  • POTS: 1024 ports (32 ports/board)
  • 6:1 Aggregation Ratio
  • Codec : G.711, G.723.1 & G.729a/b
  • TDM-to-TDM Switching
  • QoS : DSCP marking, packet filtering
  • EMS/GUI

Specifications

  • Redundancy for System Reliability (Control/DSP/Network)
  • Support additional triple-stacking for Scalability
    • Max. 4 x 1024 users with one uplink interface
  • Reuse old TAM-HS’s Shelf and Subscriber boards
  • Support Internal TDM switch
    • TDM switching for TDM-to-TDM traffic
  • In-band Out-of-band Signaling
    • Support same path for signaling and voice traffic
  • Industry-standard open protocol
    • MEGACO/H.248

  • Capacity

    • POTS : 1024 ports
      - 6:1 aggregation ratio
    • Service range: 4Km

    Redundancy

    • System control & Call processing
    • IP/TDM switch and Interface
    • Voice CODEC

    Network Interface

    • IP Network
    • Fast Ethernet : FE TX,FX(SFP)
    • Call Control
    • FE (in case of in-band)
    • Management
    • FE TX (in case of out-of-band)

    Power

    • -42 ~ -58V DC

    Physical

    • 26 inch Shelf
    • Rack size(mm)
      - 2015(H) x 800(W) x 746(D)(mm)

  • 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
    • 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

  • Call Control Protocol

    • IETF/ITU-T : MEGACO/H.248

    Management

    • CORBA
    • telnet, RS232C
    • tftp, ftp

    Operation

    • 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
Network Diagram