network/roles/firewall/templates/sysctl.conf.j2

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2023-12-18 10:22:14 +00:00
# We are router.
net.ipv4.ip_forward = 1
net.ipv6.conf.all.forwarding = 1
# Zebra docs recommend these.
net.ipv6.conf.all.keep_addr_on_down = 1
net.ipv6.route.skip_notify_on_dev_down = 1
# Do not send ICMP redirects. Happens because firewall sees all office
# networks coming from the same routers, and gets confused as to why
# firewall is routing packets between them.
net.ipv4.conf.all.send_redirects = 0
net.ipv4.conf.default.send_redirects = 0