On 2/15/2024 9:21 AM, Kalle Valo wrote: > <imitsyanko@xxxxxxxxxxxxx>: host mail.quantenna.com[50.87.249.29] said: 550 No > Such User Here (in reply to RCPT TO command) Apparently Quantenna was acquired by ON Semi in 2019[1], and in 2022 they closed it down[2]. Seems pretty abandoned to me. [1] https://www.eetimes.com/on-semi-to-acquire-wi-fi-chip-vendor-quantenna-for-1-billion/ [2] https://www.bizjournals.com/phoenix/news/2022/09/20/onsemi-close-down-quantenna.html