3 # network Bring up/down networking
5 # chkconfig: 2345 10 90
6 # description: Activates/Deactivates all network interfaces configured to \
10 # $Id: network,v 1.25 1999/10/06 16:52:37 kloczek Exp $
13 NLS_DOMAIN="rc-scripts"
15 # Source function library.
16 . /etc/rc.d/init.d/functions
17 . /etc/rc.d/init.d/functions.network
19 [ ! -f /etc/sysconfig/network ] && exit 0
21 . /etc/sysconfig/network
23 # Check that networking is up.
24 [ "${NETWORKING}" = "no" -o "${NETWORKING}" = "" ] && exit 0
26 [ -x /sbin/ip ] || exit 0
29 # initialize networking:
30 # - check IPv4, IPv6, IPX can be handled by system
31 # - setup default IPv{4,6} interfaces policy like:
33 # - spoofig protection,
34 # - icmp echo ignore broadcasts,
35 # - setup lo interface
38 # Set UP loopback interface
41 # Modprobe needed devices
44 # Spoofing protection && dynamic IP && port range
46 ipv4_dynamic_ip_patch on
47 ipv4_local_port_range on
58 # Set static ARP table
64 # deinitialize networking
65 # - down lo interface.
71 # Spoofing protection && dynamic IP && port range
72 ipv4_anti_spoofing off
73 ipv4_dynamic_ip_patch off
74 ipv4_local_port_range off
79 # Set DOWN loopback interface
88 proc_net ipv4/ip_forward $TODO 1 0 IPV4_FORWARDING "IPv4 forwarding"
90 proc_net ipv6/conf/all/forwarding $TODO 1 0 IPV6_FORWARDING "IPv6 forwarding"
92 proc_net ipv4/conf/all/accept_redirects $TODO 1 0 IPV4_ACCEPT_ICMP_REDIR ""
93 proc_net ipv4/conf/all/accept_source_route $TODO 1 1 IPV4_ACCEPT_SOURCE_ROUTE ""
94 proc_net ipv4/conf/all/log_martians $TODO 1 0 IPV4_LOG_MARTIANS ""
95 proc_net ipv4/conf/all/mc_forwarding $TODO 1 0 IPV4_MULTICAST ""
96 proc_net ipv4/conf/all/proxy_arp $TODO 1 0 IPV4_PROXY_ARP ""
97 proc_net ipv4/conf/all/secure_redirects $TODO 1 1 IPV4_ACCEPT_ICMP_REDIR_GATE ""
98 proc_net ipv4/conf/all/send_redirects $TODO 1 1 IPV4_SEND_ICMP_REDIR ""
99 proc_net ipv4/icmp_echo_ignore_all $TODO 1 0 IPV4_IGN_ALL_ICMP ""
100 proc_net ipv4/icmp_echo_ignore_broadcasts $TODO 1 1 IPV4_IGN_CAST_ICMP ""
101 proc_net ipv4/ip_no_pmtu_disc $TODO 1 0 IPV4_MTU_DISCOVERY ""
102 proc_net ipv4/ip_masq_debug $TODO 1 0 IPV4_MASQ_DEBUGGING ""
103 proc_net ipv4/tcp_retrans_collapse $TODO 0 1 IPV4_RETRANS_COLLAPSE ""
104 proc_net ipv4/tcp_sack $TODO 0 1 IPV4_NO_SELECT_ACK ""
105 proc_net ipv4/tcp_timestamps $TODO 0 1 IPV4_NO_TIMESTAMPS ""
106 proc_net ipv4/tcp_stdurg $TODO 1 0 IPV4_RFC793 ""
107 proc_net ipv4/tcp_syncookies $TODO 1 0 IPV4_SYN_COOKIES ""
108 proc_net ipv4/tcp_window_scaling $TODO 1 0 IPV4_NO_WINDOW_SCALING ""
111 # find all the interfaces besides loopback.
112 # ignore aliases, alternative configurations, and editor backup files
113 interfaces="`(cd /etc/sysconfig/interfaces && ls ifcfg* | \
114 egrep -v '(ifcfg-lo|:)' | egrep 'ifcfg-[a-z0-9]+$' | sed 's/^ifcfg-//g' | xargs) 2> /dev/null`"
115 interfaces_boot="`(cd /etc/sysconfig/interfaces && ls ifcfg* | \
116 egrep -v '(ifcfg-lo|ifcfg-sit|:)' | egrep 'ifcfg-[a-z0-9]+$' | \
117 xargs egrep -l "ONBOOT=[^n][^o]" | sed 's/^ifcfg-//g') 2> /dev/null`"
118 interfaces_sit_boot="`(cd /etc/sysconfig/interfaces && ls ifcfg-sit* | \
119 egrep 'ifcfg-[a-z0-9]+$' | xargs egrep -l "ONBOOT=[^n][^o]" | sed 's/^ifcfg-//g') 2> /dev/null`"
120 tunnels="`(cd /etc/sysconfig/interfaces && ls -1 tnlcfg-* | \
121 xargs egrep -l "ONBOOT=[^n][^o]" | sed 's/^tnlcfg-//g') 2> /dev/null`"
123 # See how we were called.
128 for i in $interfaces_boot $interfaces_sit_boot ; do
132 for i in `find_ldap_interfaces` ; do
136 for i in $tunnels; do
138 /sbin/ifup tnlcfg-$i boot
143 touch /var/lock/subsys/network
146 for i in $tunnels; do
147 /sbin/ifdown tnlcfg-$i boot
148 /sbin/tnldown $i boot
151 for i in `find_ldap_interfaces` ; do
155 for i in $interfaces_sit_boot $interfaces_boot ; do
161 rm -f /var/lock/subsys/network
164 nls "Configured devices:"
165 echo "lo $interfaces"
166 nls "Configured tunnels:"
169 nls "Currently active devices and tunnels:"
170 /sbin/ip link show | egrep '^[^ ].*' |sed 's/[0-9]*: \(.*\):.*/\1/'|xargs
177 echo "Usage: $0 {start|stop|restart|status}"