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Protocols


The current version of Argos supports the following TETRA (Terestrial Trunked Radio) protocol stack:

Tetra Air InterfaceTetra Air Interface
Tetra Speech :
  • ETSI 100 392-3-6 – Speech format implementation for circuit mode transmission - v1.1.1(2003-12):
    • OSTE - Optimized Speech Transport Encoding
    • FSTE (also know as NISI) - First Speech Transport Encoding
Inter System Interface (Tetra ISI):
  • ETSI 300 392-3-1 – Voice + Data, ISI, General Design – v1.3.1 (2010-08)
  • ETSI 300 392-3-2 – Voice + Data, ISI, Additional Network Feature - Individual Call (ANF-ISIIC) – v1.4.1 (2010-08)
  • ETSI 300 392-3-3 – Voice + Data, ISI, Additional Network Feature - Group Call (ANF-ISIGC) – v1.3.1 (2011-11)
  • ETSI 300 392-3-4 – Voice + Data, ISI, Additional Network Feature - Short Data Service (ANF-ISISDS) – v1.3.1 (2010-08)
  • ETSI 300 392-3-5 – Voice + Data, ISI, Additional Network Feature – Mobility Management (ANF-ISIMM) – v1.4.1 (2010-06)
Supplementary Services (Tetra SS):
The SS  protocols marked with (*) are partially decoded (SS protocol identifier only). To be completed in next releases.
ISDN (Integrated Services Digital Network):
  • Q.921 – LAPD - Link Access Protocol on D-Channel
  • Q.931, Q.932 – QSIG (DSS1/PSS1) - Digital/Private Signalling System 1
  • ROSE, ITU X.229 – Remote Operation Service Element, ASN.1 encoded
IP (Internet Protocol) and Ethernet:
IP Protocols
  • Ethernet
  • VTP – VLAN Trunking Protocol
  • IP – Internet Protocol version 4
  • UDP – User Datagram Protocol
  • TCP – Transmission Control Protocol
  • ICMP – Internet Control Management Protocol
  • IGMP – Internet Group Management Protocol
  • SCTP – Stream Control Transmission Protocol
  • RTP - Real-Time Transmission Protocol
PPP (Point-to-Point Protocol):
Other:
  • ETSI 301 347 – GTP - GPRS Tunneling Protocol – v7.5.1 (2000-12)
Popular tags: Tetra TEDS, Tetra 2, Tetra PMR, Tetra Protocol Stack, Tetra Services, Tetra Packet Data, Tetra IP

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