TNF-Document

TNF-Document is a Huawei product documentation set for the OSN 1800. It is worth being plain about what this is: a documentation package, ordered as a line item in its own right, not hardware and not software.

Whether you need to buy it is a fair question. Huawei sells documentation as an orderable item because large operators procure it formally, often because a contract or an internal process requires a controlled copy tied to a specific release. If that is your situation, this is the right thing to order. If it is not, the documentation for equipment you own is generally available through a Huawei support account, and most buyers get what they need that way without a separate purchase.

Where the OSN 1800 stands today is better than the part number suggests. This is a current Huawei platform, not a legacy one. The OSN 9800 line was refreshed as recently as 2024 and Huawei still describes its newest member as a flagship WDM product, and the OSN 1800 is the metro counterpart in the same generation. A card for one of these is a card for a line that is still being developed rather than one being wound down.

The honest caveat is practical rather than commercial. Huawei does not publish end-of-support dates outside a logged-in support account, so nobody selling you this part, ourselves included, can quote you a hard support-end date. What can be said is that the platform is current and the part is not an orphan.

One UK rule worth knowing about, and who it actually binds. Under the UK’s Designated Vendor Direction, designated public telecoms providers, meaning the large operators running public networks, were required to stop using Huawei high data rate transmission equipment in their core networks from 31 December 2025, a date that has now passed, and must remove Huawei from their 5G networks entirely by 31 December 2027.

If you are one of those operators, that is the governing fact about this product and nothing here changes it. If you are not, and most buyers of transmission hardware are not, the Direction does not apply to you and there is no UK legal barrier to buying or running this equipment. It is narrowly scoped to designated providers and public networks. Worth stating plainly, because it gets quoted as though it were a blanket ban, and it is not.

What we would suggest instead, in most cases. If you are trying to solve a specific problem, maintain a particular node or plan an expansion, tell us what you are doing and we will get the relevant information from Huawei’s documentation directly rather than selling you a set to read. That is usually faster and it is usually free. If you do need a formal documentation package for procurement or compliance reasons, we can supply it, and in that case the release and the platform need to be exact.

Green Code Technologies supplies Huawei transmission equipment and the licences and software entitlements that go with it. We are a supplier of Huawei alongside HPE, Dell, Cisco, Samsung and Netgear, and we would rather confirm a part against Huawei’s own documentation than sell you the wrong one, which on OSN 1800 equipment is worth doing. Send us the platform, the equipment identifier and the software release you are running and we will come back with a straight answer.