release-19.4:Backport!3186

Merged bee26 requested to merge cherry-pick-f3406389 into release-19.4

add_get_capabilities_AlliedTelesis.AT9900

See merge request !3186 (merged)

(cherry picked from commit f3406389)

6907046a add_get_capabilities_AlliedTelesis.AT9900

Merge request reports