I was attempting to split tunnel VPN traffic in Macintosh Sierra using these instructions:
https://www.comparitech.com/blog/vpn-privacy/vpn-split-tuenneling/
route add -net XXXXXXX -interface ppp0 add net XXXXXXX: gateway ppp0
I keep getting "route: bad address: add" from terminal with any of the combinations I've tried. how to I determine what to place in the first set of X's and the second set of X's.