[when i heard about opensource parking i had the image of car parking in my head ..don't know why ;) ]
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Thursday, April 27, 2006
Monday, April 10, 2006
installing shorwall firewall on ubuntu server
apt-get install shorewall
# vi /etc/default/shorewall
Now simply change
startup = 0
to
startup = 1
save, and exit.
vi /etc/shorewall/zones
#ZONE DISPLAY COMMENTS
net Net Internet
loc Local Private net
vi /etc/shorewall/interfaces
net eth0 detect routefilter,norfc1918,logmartians,nosmurfs,tcpflags,blacklist
loc eth1 detect tcpflags
vi /etc/shorewall/policy
fw net ACCEPT
fw loc ACCEPT
net all DROP info
# The FOLLOWING POLICY MUST BE LAST
all all REJECT info
vi /etc/shorwall/rules
ACCEPT net fw icmp 8
ACCEPT fw net icmp
ACCEPT net fw tcp ssh
recheck the configuration files
cat /etc/shorwall/rules
cat /etc/shorewall/policy
cat /etc/shorewall/interfaces
then try to login with ssh from outside
then scan yourself with nmap scanner
nmap -v -Ss 192.x.x.x
debian::ubuntu::shorewall::firwall
apt-get install shorewall
# vi /etc/default/shorewall
Now simply change
startup = 0
to
startup = 1
save, and exit.
vi /etc/shorewall/zones
#ZONE DISPLAY COMMENTS
net Net Internet
loc Local Private net
vi /etc/shorewall/interfaces
net eth0 detect routefilter,norfc1918,logmartians,nosmurfs,tcpflags,blacklist
loc eth1 detect tcpflags
vi /etc/shorewall/policy
fw net ACCEPT
fw loc ACCEPT
net all DROP info
# The FOLLOWING POLICY MUST BE LAST
all all REJECT info
vi /etc/shorwall/rules
ACCEPT net fw icmp 8
ACCEPT fw net icmp
ACCEPT net fw tcp ssh
recheck the configuration files
cat /etc/shorwall/rules
cat /etc/shorewall/policy
cat /etc/shorewall/interfaces
then try to login with ssh from outside
then scan yourself with nmap scanner
nmap -v -Ss 192.x.x.x
debian::ubuntu::shorewall::firwall