This file is indexed.

/etc/ppp/ip-up.d/netscript is in netscript-2.4-upstart 5.3.0ubuntu1.

This file is owned by root:root, with mode 0o755.

The actual contents of the file can be viewed below.

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
#!/bin/sh
[ ! -x /sbin/tc ] && exit 0
. /etc/netscript/network.conf
. /etc/netscript/qos.conf

ip_QoSppp $PPP_IFACE
ip_QoS $PPP_IFACE

eval TXQLEN=\${"$PPP_IFACE"_TXQLEN:-""}
[ -z "$TXQLEN" ] && eval TXQLEN=\${ppp_TXQLEN:-""}
[ -n "$TXQLEN" ] \
	&& ip link set dev $PPP_IFACE txqlen $TXQLEN