usage() {
cat <<EOF
-usage: ${0##*/} [-h|--help] [-d|--dev2] [HOST/IP]
+usage: ${0##*/} [-h|--help] [-2|--dev2] [HOST/IP]
setup my router in general: dhcp, dns, etc.
dev2 is for setting up a second device for testing etc.
cat ~/.ssh/home.pub | ssh $h dd of=/etc/dropbear/authorized_keys 2>/dev/null
scp /a/bin/fai/wrt-setup-local /a/bin/cedit/cedit $h:/usr/bin
# build for openwrt 18.06.2, r7676-cddd7b4c77
-scp /a/opt/openwrt/source/bin/packages/mips_24kc/mypackages/relay_1.0-1_mips_24kc.ipk $h:
+sudo scp /q/root/shadow/router \
+ /a/opt/openwrt/source/bin/packages/mips_24kc/mypackages/relay_1.0-1_mips_24kc.ipk $h:
ssh $h <<EOF
if ! opkg list-installed|grep bash; then
opkg update