Ethereal 8.15 is just a cleanup over 8.13. As there's already 8.16 available today, this version is for collectors only. What's interesting here, is that both the author Andy Grant and our dear building machine Alexei Chernakoff compiled this one. Alexei's delivers about 15% more NPS.GET Ethereal 8.15.AG for arm7 32-bit pie
GET Ethereal 8.15.ACH for arm7 32 bit pie/nopie
In case of trouble downloading from your PC, use your mobile device or refer to THIS POST.