Man pages matching name iftab in section 5:

iftab.5.cs	debian 10 / ifrename
iftab.5.en	debian 10 / ifrename
iftab.5.fr	debian 10 / ifrename
iftab.5.cs	debian 11 / ifrename
iftab.5.en	debian 11 / ifrename
iftab.5.fr	debian 11 / ifrename
iftab.5.cs	debian 12 / ifrename
iftab.5.en	debian 12 / ifrename
iftab.5.fr	debian 12 / ifrename