# This is a working example of ppp.linkdown.span-isp that uses ppp connections
# to the same machine through 3 null-modem serial cables.

# The ISP links start our MP version of ppp as they come up
isp1:
  !bg pppctl /var/run/ppp/vpn link 1 close

isp2:
  !bg pppctl /var/run/ppp/vpn link 2 close

isp3:
  !bg pppctl /var/run/ppp/vpn link 3 close

vpn:
  set server none