mirror of
https://github.com/tonusoo/koduinternet-cpe
synced 2024-09-21 08:01:04 +03:00
86 lines
3.0 KiB
Plaintext
86 lines
3.0 KiB
Plaintext
#
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# /etc/sysctl.conf - Configuration file for setting system variables
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# See /etc/sysctl.d/ for additional system variables.
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# See sysctl.conf (5) for information.
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#
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#kernel.domainname = example.com
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# Uncomment the following to stop low-level messages on console
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#kernel.printk = 3 4 1 3
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##############################################################3
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# Functions previously found in netbase
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#
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# Uncomment the next two lines to enable Spoof protection (reverse-path filter)
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# Turn on Source Address Verification in all interfaces to
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# prevent some spoofing attacks
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#net.ipv4.conf.default.rp_filter=1
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#net.ipv4.conf.all.rp_filter=1
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# Uncomment the next line to enable TCP/IP SYN cookies
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# See http://lwn.net/Articles/277146/
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# Note: This may impact IPv6 TCP sessions too
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#net.ipv4.tcp_syncookies=1
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# Uncomment the next line to enable packet forwarding for IPv4
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net.ipv4.ip_forward=1
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# Uncomment the next line to enable packet forwarding for IPv6
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# Enabling this option disables Stateless Address Autoconfiguration
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# based on Router Advertisements for this host
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net.ipv6.conf.all.forwarding=1
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# Disable IPv6 on IPTV VLAN-interface.
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net.ipv6.conf.wan0/4.disable_ipv6=1
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# Disable IPv6 on Telia mobile broadband interface.
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net.ipv6.conf.wwan0.disable_ipv6=1
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###################################################################
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# Additional settings - these settings can improve the network
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# security of the host and prevent against some network attacks
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# including spoofing attacks and man in the middle attacks through
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# redirection. Some network environments, however, require that these
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# settings are disabled so review and enable them as needed.
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#
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# Do not accept ICMP redirects (prevent MITM attacks)
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#net.ipv4.conf.all.accept_redirects = 0
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#net.ipv6.conf.all.accept_redirects = 0
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# _or_
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# Accept ICMP redirects only for gateways listed in our default
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# gateway list (enabled by default)
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# net.ipv4.conf.all.secure_redirects = 1
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#
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# Do not send ICMP redirects (we are not a router)
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#net.ipv4.conf.all.send_redirects = 0
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#
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# Do not accept IP source route packets (we are not a router)
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#net.ipv4.conf.all.accept_source_route = 0
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#net.ipv6.conf.all.accept_source_route = 0
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#
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# Log Martian Packets
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#net.ipv4.conf.all.log_martians = 1
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#
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# By default the ICMP "echo reply" messages are not
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# rate limited. Adjust the "icmp_ratemask" as router
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# is pingable from the Internet and relax the minimal
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# space between responses to 0.1s.
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# https://www.kernel.org/doc/Documentation/networking/ip-sysctl.txt
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net.ipv4.icmp_ratemask=88089
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net.ipv4.icmp_ratelimit=100
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###################################################################
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# Magic system request Key
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# 0=disable, 1=enable all, >1 bitmask of sysrq functions
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# See https://www.kernel.org/doc/html/latest/admin-guide/sysrq.html
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# for what other values do
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#kernel.sysrq=438
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# Ignore routes whose link is down when performing a FIB lookup.
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# This ensures instant failover from wan0 to wwan0 and vice versa.
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net.ipv4.conf.wan0.ignore_routes_with_linkdown=1
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net.ipv4.conf.wwan0.ignore_routes_with_linkdown=1
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