Openwrt/openwrt/package/ppp/files/ifup.pppoa

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#!/bin/sh
[ $# = 0 ] && { echo " $0 <group>"; exit; }
. /etc/functions.sh
. /etc/network.overrides
[ -e /etc/config/network ] && . /etc/config/network
type=$1
[ "$(nvram get ${type}_proto)" = "pppoa" ] || {
echo "$0: ${type}_proto isn't pppoa"
exit
}
for module in slhc ppp_generic pppoatm; do
/sbin/insmod $module 2>&- >&-
done
VPI=$(nvram get atm_vpi)
VCI=$(nvram get atm_vci)
USERNAME=$(nvram get ppp_username)
PASSWORD=$(nvram get ppp_passwd)
KEEPALIVE=$(nvram get ppp_redialperiod)
KEEPALIVE=${KEEPALIVE:+lcp-echo-interval 1 lcp-echo-failure $KEEPALIVE}
DEMAND=$(nvram get ppp_demand)
case "$DEMAND" in
on|1|enabled)
DEMAND=$(nvram get ppp_idletime)
DEMAND=${IDLETIME:+demand idle $IDLETIME}
;;
*) DEMAND="persist";;
esac
MTU=$(nvram get ppp_mtu)
MTU=${MTU:-1500}
/usr/sbin/pppd \
plugin pppoatm.so ${VPI:-8}.${VCI:-35} \
usepeerdns \
defaultroute \
linkname $type \
ipparam $type \
user "$USERNAME" \
password "$PASSWORD" \
mtu $MTU mru $MTU \
$DEMAND \
$KEEPALIVE