We provide you with our apps and services in several Linux-based containers. The interaction and operation of these containers is ensured by a single-node Kubernetes cluster.
Operating system and virtual machine for edoc platform (on-premises)
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Ubuntu Server version 24.04 LTS (Long-Term-Support) with current service pack.
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Virtual computer (virtual machine, VM).
Minimum requirement for the memory configuration and number of processor cores
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CPU: at least 4 processor cores.
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Memory: at least 12 GB RAM.
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Hard disk space: at least 150 GB.
Required edoc applications
The following applications are required on the server to run edoc invoice link for IGF:
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edoc automate: at least version 25.7.4
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edoc invoice: at least version 23.2.1
Recommended browsers
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Google Chrome (desktop)
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Microsoft Edge (desktop, Chromium)
Our software tests are generally performed with current browser versions. We cannot guarantee full functionality for browser versions that were not yet available at the time of the software release.
It is generally recommended to always use the latest browser versions.
Compatible IGF versions
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Varial World Edition in conjunction with IGF: at least version 2.80.1
The corresponding table structures for Varial Extended Interface Service (VEIS) must already exist.
Required access to the IGF database
As part of determining the document data, edoc invoice link for IGF accesses some views in the IGF database. The database user must have read rights for the following views:
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PUBTAXES_V: Query of reverse charge tax keys.
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PUBFINANCESETUP_V: Query of the local currency and exchange rate table.
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PUBEXCHANGERATE_V: Query of exchange rates.
Internet access
When installing and updating edoc invoice link for IGF, you must establish a connection to https://github.com. Third-party components are downloaded from GitHub.