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| Note |
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FreePBX 17 comes with Asterisk 21 22 by default, which does not support chan_sip. For guidance on using FreePBX 17 with chan_sip, please refer to the wiki page Using FreePBX 17 with chan_sip https://sangomakb.atlassian.net/wiki/spaces/FP/pages/242581508 . |
How to Back Up Your FreePBX System
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Chan_sip to pjsip conversion option will only be visible if FreePBX 17 is running with Asterisk 21+.
Restore via GUI
If attempting to restore a backup archive that contains chan_sip extensions and/or trunks, then the restore process will stop and prompt the admin to choose betweenContinue - Automatically convert the chan_sip extensions/trunks to their pjsip counterparts and continue with the restore or …
Cancel - Abort the restore completely which will allow the admin to downgrade asterisk and make the necessary config changes to continue using chan_sip (not recommended)
Restore via CLI
CLI also will give the similar prompt while restoring data.
Challenges and Solutions When Restoring to FreePBX 17 Due to Asterisk
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22
The supported FreePBX 17 install script sets up a new system with Asterisk 21 22 by default. Asterisk 21 22 does not support:
chan_sip device driver
Macro dialplan application
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Users must manually update their custom dial plans or AGI scripts to convert all macros to GoSub to ensure compatibility with Asterisk 2122.
Chan_sip to PJSIP Conversion
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If you're not ready to use Asterisk 2122, you can follow these steps to switch the Asterisk version before restoring your data:
Install FreePBX 17, which by default comes with Asterisk 2122.
Use the "asterisk-version-switch" tool to change the Asterisk version to any version lower than 21 that supports both chan_sip and macros.
Restore your data.
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