PPP/SLiRP scripts

These scripts were originally published in an article called "Almost Internet with SLiRP and PPP", by Jim Knoble, in Linux Journal #24. I'm not going to explain them here; please support Linux Journal and read the article (it's a good article). :)

Simple ppp-on script (Figure 1)
ppp-off script (Figure 2)
Sophisticated ppp-on script (Figure 5)
remote-slirp-off script (Figure 6) -- with corrections from printed version

Have fun!