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Browse the departmentHome » Products » Meters & Fusion Splicers » GPON / XGS-PON Analyzers » ALBEDO GPON Doctor OLTe – OLT Emulator for ONT Conformance Testing
The ALBEDO GPON Doctor OLTe is a programmable OLT emulator, designed for ONT/ONU conformance testing and interoperability. It reproduces the behavior of any commercial OLT using templates, implements the DBA algorithm, FEC coding, AES-128 encryption and executes OMCI-level scripts – the ideal tool for laboratory engineers in the GPON pre-deployment phase and for network element manufacturers.



| Type | programmable OLT emulator (FTTH termination point) |
|---|---|
| Purpose | ONT/ONU conformance and interoperability testing |
| Emulation | multiple OLT templates – reproduction of any commercial OLT |
| DBA / FEC | DBA algorithm implementation, FEC coding in both directions |
| Encryption | 128-bit AES |
| VLAN / QoS | 802.1ad, 802.1Q, 802.1p |
| Multicast | IGMP snooping, multicast filtering |
| Control | OMCI scripts, PLOAM generation, GEM traffic management, event/alarm reporting |
| Integration | works with xGenius (IP service certification – IPTV, VoD, VoIP) |
What is an OLT emulator used for?
An OLT emulator plays the role of the operator’s line termination in the laboratory, allowing you to test ONT/ONU devices without access to a live network and a real OLT. The OLTe lets you reproduce the behavior of various commercial OLTs (through templates) and check whether the ONT under test correctly negotiates, registers and delivers services in accordance with the standard.
How does the OLTe differ from the 4k7/9k7/10k7 analyzers?
The 4k7/9k7/10k7 analyzers are passive – they listen to and interpret traffic in an existing network. The OLTe is active – it generates control traffic as an OLT itself, in order to test ONT conformance and performance under controlled laboratory conditions. They are often used together: the OLTe drives the test, the analyzer observes and evaluates.
Is the OLTe suitable for GPON equipment manufacturers?
Yes – this is one of its main applications. ONT/OLT manufacturers use the OLTe to verify protocol implementation (OMCI, PLOAM, DBA), standards compliance and interoperability with various OLT configurations even before certification and deployment.
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 for a quote or to arrange a GPON Doctor demonstration.
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Product: ALBEDO GPON Doctor OLTe – OLT Emulator for ONT Conformance Testing