Sorry that last post wasn’t as clear as it should have been. “Yes, it happens with all types of calls.” 
The following is the Asterisk Log for an internal call from 652 that was forwarded by extension 211. The call was routed to 210 but ultimately the voicemail went back to 211.
I’m on FreePBX 15.0.23.
Blockquote |Time|Event Type|UniqueID|LinkedID|Cid num|Extension|Context|Channel Name|
| — | — | — | — | — | — | — | — |
|Tue, Apr 26, 2022 2:24 PM|APP_END|1651001068.302|1651001068.302|652|s-NOANSWER|macro-vm|PJSIP/652-000000c2|
|Tue, Apr 26, 2022 2:24 PM|HANGUP|1651001068.302|1651001068.302|652|h|ext-local|PJSIP/652-000000c2|
|Tue, Apr 26, 2022 2:24 PM|CHAN_END|1651001068.302|1651001068.302|652|h|ext-local|PJSIP/652-000000c2|
|Tue, Apr 26, 2022 2:24 PM|LINKEDID_END|1651001068.302|1651001068.302|652|h|ext-local|PJSIP/652-000000c2|
|Tue, Apr 26, 2022 2:24 PM|HANGUP|1651001068.305|1651001068.302|210|210|from-internal|Local/210@from-internal-0000002f;1|
|Tue, Apr 26, 2022 2:24 PM|CHAN_END|1651001068.305|1651001068.302|210|210|from-internal|Local/210@from-internal-0000002f;1|
|Tue, Apr 26, 2022 2:24 PM|HANGUP|1651001068.307|1651001068.302|99210|210|from-internal|SIP/99210-00000003|
|Tue, Apr 26, 2022 2:24 PM|CHAN_END|1651001068.307|1651001068.302|99210|210|from-internal|SIP/99210-00000003|
|Tue, Apr 26, 2022 2:24 PM|HANGUP|1651001068.306|1651001068.302|652|h|ext-local|Local/210@from-internal-0000002f;2|
|Tue, Apr 26, 2022 2:24 PM|CHAN_END|1651001068.306|1651001068.302|652|h|ext-local|Local/210@from-internal-0000002f;2|
|Tue, Apr 26, 2022 2:24 PM|HANGUP|1651001068.308|1651001068.302|210|210|from-internal|PJSIP/210-000000c5|
|Tue, Apr 26, 2022 2:24 PM|CHAN_END|1651001068.308|1651001068.302|210|210|from-internal|PJSIP/210-000000c5|
|Tue, Apr 26, 2022 2:24 PM|HANGUP|1651001068.309|1651001068.302|210|210|from-internal|PJSIP/210-000000c6|
|Tue, Apr 26, 2022 2:24 PM|CHAN_END|1651001068.309|1651001068.302|210|210|from-internal|PJSIP/210-000000c6|
|Tue, Apr 26, 2022 2:24 PM|APP_START|1651001068.302|1651001068.302|652|s-NOANSWER|macro-vm|PJSIP/652-000000c2|
|Tue, Apr 26, 2022 2:24 PM|ANSWER|1651001068.302|1651001068.302|652|s-NOANSWER|macro-vm|PJSIP/652-000000c2|
|Tue, Apr 26, 2022 2:24 PM|HANGUP|1651001068.310|1651001068.302|210|210|from-internal|PJSIP/210-000000c7|
|Tue, Apr 26, 2022 2:24 PM|CHAN_END|1651001068.310|1651001068.302|210|210|from-internal|PJSIP/210-000000c7|
|Tue, Apr 26, 2022 2:24 PM|CHAN_START|1651001068.302|1651001068.302|652|211|from-internal|PJSIP/652-000000c2|
|Tue, Apr 26, 2022 2:24 PM|APP_START|1651001068.302|1651001068.302|652|recordcheck|sub-record-check|PJSIP/652-000000c2|
|Tue, Apr 26, 2022 2:24 PM|APP_END|1651001068.302|1651001068.302|652|recordcheck|sub-record-check|PJSIP/652-000000c2|
|Tue, Apr 26, 2022 2:24 PM|CHAN_START|1651001068.303|1651001068.302|211|s|from-internal|PJSIP/211-000000c3|
|Tue, Apr 26, 2022 2:24 PM|CHAN_START|1651001068.304|1651001068.302|211|s|from-internal|PJSIP/211-000000c4|
|Tue, Apr 26, 2022 2:24 PM|CHAN_START|1651001068.305|1651001068.302||210|from-internal|Local/210@from-internal-0000002f;1|
|Tue, Apr 26, 2022 2:24 PM|CHAN_START|1651001068.306|1651001068.302||210|from-internal|Local/210@from-internal-0000002f;2|
|Tue, Apr 26, 2022 2:24 PM|FORWARD|1651001068.302|1651001068.302|652|s|macro-dial-one|PJSIP/652-000000c2|
|Tue, Apr 26, 2022 2:24 PM|HANGUP|1651001068.304|1651001068.302|211|211|from-internal|PJSIP/211-000000c4|
|Tue, Apr 26, 2022 2:24 PM|CHAN_END|1651001068.304|1651001068.302|211|211|from-internal|PJSIP/211-000000c4|
|Tue, Apr 26, 2022 2:24 PM|HANGUP|1651001068.303|1651001068.302|211|211|from-internal|PJSIP/211-000000c3|
|Tue, Apr 26, 2022 2:24 PM|CHAN_END|1651001068.303|1651001068.302|211|211|from-internal|PJSIP/211-000000c3|
|Tue, Apr 26, 2022 2:24 PM|CHAN_START|1651001068.307|1651001068.302|99210|s|from-internal|SIP/99210-00000003|
|Tue, Apr 26, 2022 2:24 PM|CHAN_START|1651001068.308|1651001068.302|210|s|from-internal|PJSIP/210-000000c5|
|Tue, Apr 26, 2022 2:24 PM|CHAN_START|1651001068.309|1651001068.302|210|s|from-internal|PJSIP/210-000000c6|
|Tue, Apr 26, 2022 2:24 PM|CHAN_START|1651001068.310|1651001068.302|210|s|from-internal|PJSIP/210-000000c7|