dslreports.com tweaks page recommends that I turn on "selective acks",
but gives only the windows method for doing so.

Also, my machine is apparently not pingable. The site recommends that I
fix that as well.

Can anyone tell me how this is done on the Mac? Here are the system

G3, 366 Mhz

Syst. 9.1

SBC DSL using enternet PPPoE

Speedstream 5100

Linksys BEFSR41 4 port router

Using DHCP

I've noticed that there seems to be a long lag between the time I enter
a url and the time the page suddenly appears (not like my old dialup
connection where the page would take forever just to load). Is this
pretty normal with a DSL connection, or do I need to change some