example/100.fw

   1 # Example VM firewall configuration
   2
   3 # VM specific firewall options
   4 [OPTIONS]
   5
   6 # disable/enable the whole thing
   7 enable: 1
   8
   9 # disable/enable MAC address filter
  10 macfilter: 0
  11
  12 # default policy
  13 policy_in: DROP
  14 policy_out: REJECT
  15
  16 # log dropped incoming connection
  17 log_level_in: info
  18
  19 # disable log for outgoing connections
  20 log_level_out: nolog
  21
  22 # disable SMURFS filter
  23 nosmurfs: 0
  24
  25 # filter illegal combinations of TCP flags
  26 tcpflags: 1
  27
  28 # enable DHCP
  29 dhcp: 1
  30
  31 # enable ips
  32 ips: 1
  33
  34 # specify nfqueue queues (optionnal)
  35 #ips_queues: 0
  36 ips_queues: 0:3
  37
  38
  39 [RULES]
  40
  41 #TYPE ACTION IFACE SOURCE DEST PROTO D-PORT S-PORT
  42
  43 IN SSH(ACCEPT) net0
  44 IN SSH(ACCEPT) net0 # a comment
  45 IN SSH(ACCEPT) net0 192.168.2.192  # only allow SSH from  192.168.2.192
  46 IN SSH(ACCEPT) net0 10.0.0.1-10.0.0.10 #accept SSH for ip in range 10.0.0.1 to 10.0.0.10
  47 IN SSH(ACCEPT) net0 10.0.0.1,10.0.0.2,10.0.0.3 #accept ssh for 10.0.0.1 or 10.0.0.2 or 10.0.0.3
  48 IN SSH(ACCEPT) net0 +mynetgroup   #accept ssh for netgroup mynetgroup
  49
  50 |IN SSH(ACCEPT) net0 # disabled rule
  51
  52 # add a security group
  53 GROUP group1 net0
  54
  55 OUT DNS(ACCEPT) net0
  56 OUT Ping(ACCEPT) net0
  57 OUT SSH(ACCEPT)
  58
  59
  60