Similar to an ISP, however IAPs only provide InterNet access
and therefore no service? -- 
PerryLorier
they provide no other services, mail, news, support etc -- CraigMckenna
eg what midland became towards the end of its life, ask james -- CraigMckenna
as opposed to most ISP, who only route packets on good days then? -- PerryLorier
imho, most ISPs today are really IAPs. -- CraigMckenna
So someone who only offers Web access, not full internet could wbe a WWWAP?
Yet Another Three Letter Acronym
2 pages link to IAP:
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