PBX | LV | FW | Spr | Gr | Pg | LuNr | Thema | |
| | | | | | 0088 | Service/Netzwerk Protokoll |  |
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 | update-device_update |
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  | update-device_update_systelimages |
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 | update-pbx_update |
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 |  |  |  |  |  | 0023 | Service/Software-Updates Firmware ES und HyperVoice |  |
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 | update-pbx_update_firmwarehistory_es |
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 | pbx |
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 | en |
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 | 4.1e |
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 | 4.2 |
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 | 5.0a |
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 | 5.0c |
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 | 5.1a |
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 | X |
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 | ES522ITUP |
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 | ES542 |
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 | ES548 |
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