summaryrefslogtreecommitdiff
path: root/templates/firewall/broadcast-ping/node.def
blob: 03f0bd2a3ec27e8b4755edb50a72d905f82cd7e8 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
# icmp_echo_ignore_broadcasts
# default value - 1
# If set non-zero, then the kernel will ignore all 
# ICMP ECHO and TIMESTAMP requests sent to it via broadcast/multicast.

type: txt

help: Set handling of broadcast IPv4 ICMP echo and timestamp requests

comp_help:Possible completions:
  disable\tDisable processing of broadcast IPv4 ICMP echo/timestamp requests
  enable\tEnable processing of broadcast IPv4 ICMP echo/timestamp requests

default: "disable"

syntax:expression: $VAR(@) in "enable", "disable"; "broadcast-ping must be enable or disable"

update:
	if [ x$VAR(@) == xenable ]; then
	    sudo sh -c "echo 0 > \
	    	 /proc/sys/net/ipv4/icmp_echo_ignore_broadcasts"
        else
	    sudo sh -c "echo 1 > \
	    	 /proc/sys/net/ipv4/icmp_echo_ignore_broadcasts"
	fi

delete:
	sudo sh -c "echo 1 > \
	     /proc/sys/net/ipv4/icmp_echo_ignore_broadcasts"