ALBEDO GPON Doctor 9k7 – XGS-PON Protocol Analyzer (10G)

The ALBEDO GPON Doctor 9k7 is a portable, battery-powered protocol analyzer for XGS-PON networks (10G PON). It processes OAM, PLOAM and OMCI information, captures data bit by bit in both directions, reconstructs the network topology and lets you assess service QoS/QoE – for deploying, maintaining and validating the interoperability of 10-gigabit networks.

ALBEDO GPON Doctor 9k7 – przenośny analizator protokołu sieci XGS-PON (10G PON).
ALBEDO GPON Doctor 9k7 – portable XGS-PON (10G PON) protocol analyzer.
GPON Doctor 9k7 odtwarza stan analizowanej sieci FTTH XGS-PON (maszyny stanów ONT/OLT).
The GPON Doctor 9k7 reconstructs the state of the analyzed FTTH XGS-PON network (ONT/OLT state machines).
ALBEDO GPON Doctor 9k7 is a portable XGS-PON protocol analyzer (symmetrical 10G PON) — a tool for detecting, monitoring and troubleshooting problems in next-generation FTTH networks. It is a standalone test solution that processes the OAM, PLOAM and OMCI management information and extracts multimedia service traffic in real time. The analytics software interprets the captured data, lets you trace every control frame and reconstruct the XGS-PON network topology — ONT and OLT state machines, established data channels, the exchanged configuration and per-ONT and T-CONT bandwidth graphs. It is an ideal tool for XGS-PON operators in the deployment, maintenance and diagnostics phase, as well as for ONU/OLT manufacturers seeking compliance and interoperability validation.

Key advantages of the GPON Doctor 9k7

  • Full XGS-PON protocol analysis – OAM, PLOAM, OMCI, XGTC/GTC, DBA
  • Bit-level capture up + down – simultaneous, from a fiber termination point in the XGS-PON network
  • Network topology inference – ONT/OLT states, data channels, entity relationships
  • OMCI E/R diagrams with alarms and per-ONT/T-CONT bandwidth allocation graphs (optionally evolving over time)
  • Service regeneration and QoS/QoE assessment – multicast video extraction and reassembly
  • Compliance assessment rules ITU-T G.987.2, G.989.3, G.988 (and G.984.x) – flagging deviations from the standard
  • Portable, battery-powered, ruggedized – for field and laboratory work
  • “One-click” diagnostics after connecting to the fiber termination point

A protocol analyzer, not a power meter — the key difference

Most popular FTTH testers (PON power meters, OTDR reflectometers, fiber identifiers) work at the optical layer — measuring power and attenuation and locating fiber faults. The GPON Doctor works one layer higher — at the protocol layer: it decodes and interprets the PLOAM, OMCI, GEM/XGEM control frames and bandwidth allocation (DBA). It is a different class of tool, answering the question “why the service is not working”, not just “whether there is a signal”.

It is precisely this capability — the analysis and decryption of control and user traffic — that sets the GPON Doctor apart from the offerings of VIAVI, EXFO or VeEX (PON power meters / OTDRs). The passive, chipset-independent acquisition hardware delivers a neutral result, independent of the implementation of any OLT or ONT manufacturer — which is why it is the reference tool in interoperability tests and compliance certification.

Applications

  • Deployment and acceptance of FTTH networks using XGS-PON technology (10G)
  • Protocol maintenance and troubleshooting in a live network
  • Multi-vendor interoperability validation (mixing ONT/OLT from different manufacturers)
  • Migration from GPON to XGS-PON – verifying correct negotiation of new ONTs/OLTs
  • Compliance certification at ONU/OLT manufacturers

Technical specification

Schemat pracy GPON Doctor 9k7 w sieci XGS-PON.
Operating diagram of the GPON Doctor 9k7 in an XGS-PON network.
TechnologyXGS-PON (symmetrical 10G), ITU-T G.987.2 / G.989.3 / G.988 compliance
Analyzer typepassive, bit-level, standalone
Capture directionsdownstream + upstream simultaneously
Control layersOAM, PLOAM, OMCI, XGTC/GTC, DBA
Analysistopology inference, ONT/OLT state machines, OMCI E/R diagrams, per-ONT/T-CONT bandwidth allocation
Services / QoSservice regeneration, multicast video extraction and reassembly, QoS/QoE assessment
Assessment rulesdetection of deviations from ITU-T G.987.2 / G.989.3 / G.988 / G.984.x
Integrationworks with the xGenius traffic generator (certification of IP/IPTV/VoD/VoIP services)
Constructionportable, battery-powered, ruggedized housing

Frequently asked questions (FAQ)

Analiza w GPON Doctor 9k7 – diagramy OMCI, topologia i wykresy pasma XGS-PON.
Analysis in the GPON Doctor 9k7 – OMCI diagrams, topology and XGS-PON bandwidth graphs.

What is XGS-PON and how does it differ from GPON?

XGS-PON is a symmetrical 10-gigabit PON standard (ITU-T G.9807.1), offering about 10 Gb/s in both directions, whereas classic GPON (G.984.x) delivers 2.5 Gb/s down / 1.25 Gb/s up. XGS-PON is the successor to GPON and coexists with it on the same fiber. The GPON Doctor 9k7 analyzes the XGS-PON protocol; for both technologies at once, use the 10k7 model.

Why is a protocol analyzer needed when migrating to XGS-PON?

Migrating and mixing ONT/OLT vendors generates interoperability problems at the protocol layer (different OMCI interpretations, negotiation errors). The 9k7 lets you see the actual exchange of PLOAM/OMCI frames in a live network and unambiguously pinpoint the device and the cause of the deviation from the standard.

Does the 9k7 assess service quality (IPTV, VoIP)?

Yes. The device can extract and reassemble multicast video streams in real time, and combined with the xGenius traffic generator it enables certification of IP service transmission (IPTV, VoD, VoIP) and QoS/QoE assessment.

Interlab Sp. z o.o. is an authorized distributor of Albedo Telecom in Poland. We provide technical consulting, configuration selection, presentations and deployment support. Contact us to request a quote or arrange a demonstration of the GPON Doctor.

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