| Server IP : 104.20.45.2 / Your IP : 172.16.20.3 Web Server : Apache/2.4.25 (Debian) System : Linux f64a392e70de 5.4.0-216-generic #236-Ubuntu SMP Fri Apr 11 19:53:21 UTC 2025 x86_64 User : application ( 1000) PHP Version : 5.6.40 Disable Function : NONE MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : OFF | Pkexec : OFF Directory : /etc/ |
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# # /etc/sysctl.conf - Configuration file for setting system variables # See /etc/sysctl.d/ for additional system variables. # See sysctl.conf (5) for information. # #kernel.domainname = example.com # Uncomment the following to stop low-level messages on console #kernel.printk = 3 4 1 3 ##############################################################3 # Functions previously found in netbase # # Uncomment the next two lines to enable Spoof protection (reverse-path filter) # Turn on Source Address Verification in all interfaces to # prevent some spoofing attacks #net.ipv4.conf.default.rp_filter=1 #net.ipv4.conf.all.rp_filter=1 # Uncomment the next line to enable TCP/IP SYN cookies # See http://lwn.net/Articles/277146/ # Note: This may impact IPv6 TCP sessions too #net.ipv4.tcp_syncookies=1 # Uncomment the next line to enable packet forwarding for IPv4 #net.ipv4.ip_forward=1 # Uncomment the next line to enable packet forwarding for IPv6 # Enabling this option disables Stateless Address Autoconfiguration # based on Router Advertisements for this host #net.ipv6.conf.all.forwarding=1 ################################################################### # Additional settings - these settings can improve the network # security of the host and prevent against some network attacks # including spoofing attacks and man in the middle attacks through # redirection. Some network environments, however, require that these # settings are disabled so review and enable them as needed. # # Do not accept ICMP redirects (prevent MITM attacks) #net.ipv4.conf.all.accept_redirects = 0 #net.ipv6.conf.all.accept_redirects = 0 # _or_ # Accept ICMP redirects only for gateways listed in our default # gateway list (enabled by default) # net.ipv4.conf.all.secure_redirects = 1 # # Do not send ICMP redirects (we are not a router) #net.ipv4.conf.all.send_redirects = 0 # # Do not accept IP source route packets (we are not a router) #net.ipv4.conf.all.accept_source_route = 0 #net.ipv6.conf.all.accept_source_route = 0 # # Log Martian Packets #net.ipv4.conf.all.log_martians = 1 # ################################################################### # Magic system request Key # 0=disable, 1=enable all # Debian kernels have this set to 0 (disable the key) # See https://www.kernel.org/doc/Documentation/sysrq.txt # for what other values do #kernel.sysrq=1 ################################################################### # Protected links # # Protects against creating or following links under certain conditions # Debian kernels have both set to 1 (restricted) # See https://www.kernel.org/doc/Documentation/sysctl/fs.txt #fs.protected_hardlinks=0 #fs.protected_symlinks=0