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Info zu FRITZ!Box 6820 LTE
The update file "FRITZ.Box_6820_LTE.142.xx.xx.image" on ftp.avm.de contains the latest FRITZ!OS (Firmware) for the FRITZ!Box 6820 LTE.
Attention: This update file is only intended for use with FRITZ!Box 6820 LTE!
Please follow the instructions at the end of this file to install the update.
Product: FRITZ!Box 6820 LTE
Version: FRITZ!OS 6.51
Language: English, French, Italian, Spanish, Polish
New features : - First configuration wizard determines an entry from the list of known Internet providers that fits the SIM card.
- Automatic detection of mobile communication types matching the rate with the new "automatic" option
- LTE frequency band selection expanded to include any number of subsets
- List of Internet providers revised and expanded
Below you find a complete list and descriptions of the new functions in the latest FRITZ!OS, along with a list of further improvements in this version.
New in FRITZ!OS 6.51
NEW: in the initial setup of the Internet connection is first attempts to establish a connection to an LTE cell
New in FRITZ!OS 6.50
NEW: First configuration wizard determines an entry from the list of known Internet providers that fits the SIM card.
NEW: LTE frequency band selection expanded to include any number of subsets
NEW: 7-day statistics added for mobile communications connection
NEW: Mobile radio modem displayed separately in the Energy Monitor
NEW: Real-time monitor also available for UMTS and GSM
NEW: Provider name from the PNN field of the SIM card also considered
NEW: List of Internet providers revised and expanded
NEW: Individual name added to designate "Other Internet provider"
NEW: Display of a longer Internet disruption (red "Info" LED and on "Overview" page of the user interface)
NEW: Rates with PPP authentication now also supported via "Other provider" in the first configuration wizard
NEW: "Change notice" push service notifies about changes to selected settings and events
NEW: Push service sends mail with status after successful update (effective after next update)
NEW: Display of important notifications for secure, reliable operation with red "Info" LED and on the start page
NEW: Check for available firmware update at conclusion of first configuration
Improvements and Bug Fixes in FRITZ!OS 6.51
Improved: new modem firmware with improved connection stability
Improvements and Bug Fixes in FRITZ!OS 6.50
Resolved: PUK/PIN entry after three incorrect attempts corrected
Improved: New modem firmware
Improved: Detection and handling of errors in mobile communication connection
Resolved: Error during network search in the context of some 2G-only SIM cards
Resolved: Information on second DNS server was not transmitted from the LTE modem to FRITZ!OS
Resolved: Connection status sometimes unclear after an existing connection switched to UMTS
Change: Roaming option moved from "Advanced" to "Standard" view
Resolved: Internet connections not possible when PPP authentication required
Resolved: No function for IPv6
Resolved: Prioritizations could not be created
Resolved: After reboot, LAN traffic sometimes not forwarded to the WAN via the correct route
Improved: Increased wireless throughput
Resolved: Incorrect settings dialogs and displays in the Wireless configuration and in the Wireless Monitor
Resolved: Occasionally only half of the wireless throughput actually possible achieved on certain channels
Improved: Check for consideration of any existing regulatory guidelines for wireless LAN expanded to all country guidelines. The following countries were added to the check procedure: Ireland, Montenegro, New Zealand, Namibia, Nigeria, Norway, Poland, Sweden, Slovakia, Tanzania, Thailand, Uganda, Cyprus
Resolved: Wireless without function when Namibia selected as country
Resolved: Configuration error eliminated when guest AP enabled
Improved: Various optimizations in the views of the home network overview
Resolved: Fixed assignment of the same IPv4 address lost on restart
Change: Update with a FRITZ!OS file is permitted only with the latest version of FRITZ!OS
Resolved: Language selection in first configuration not applied in password dialog
Resolved: "Poland" missing as country in country selection
Resolved: Push mail did not contain consumption graph
Resolved: Firmware update sometimes failed when wireless LAN enabled
We recommend every update for reasons of security as well. Further improvements to increase security with this version of FRITZ!OS are presented at
http://www.en.avm.de/guide/security in the area "Updates increase security".
Instructions for installing the update:
Use the update function offered in the user interface to install the update. This automatically offers you the right FRITZ!OS. Click "Wizards", select "Update" and then follow the instructions on the screen.
© AVM GmbH 2004-2016. All rights reserved.
This AVM firmware package contains files that are propagated under different licenses, in particular under a license held by AVM or under an open-source license (namely the GNU General Public License, GNU Lesser General Public License or FreeBSD License). For details on the various licenses, see the "license.txt" file (ftp://ftp.avm.de/fritz.box/license.txt).
The source code of the files propagated as open source files can be obtained upon a written request to firstname.lastname@example.org.
AVM grants the non-exclusive right to use this AVM firmware package, which is supplied exclusively in object code format. The licensee may create only one copy of the software, which may be used exclusively for backup use.
AVM reserves all rights that are not expressly granted to the licensee. Without previous approval in writing, and except for in cases permitted by law, it is particularly forbidden for this AVM firmware packet to be
- copied, propagated or in any other manner made publicly accessible, or
- processed, disassembled, reverse engineered, translated, decompiled or in any other manner "opened" and subsequently copied, propagated or made publicly accessible in any other manner.
TVI, SRi 2016-09-30