sysctl добавлено пользователем evilman_work. permanent link
писание переменных: https://git.kernel.org/cgit/linux/kernel/git/davem/net.git/tree/Documentation/sysctl , для сети - https://git.kernel.org/cgit/linux/kernel/git/davem/net.git/tree/Documentation/networking/ip-sysctl.txt для коннтрака - https://git.kernel.org/cgit/linux/kernel/git/davem/net.git/tree/Documentation/networking/nf_conntrack-sysctl.txt
CalcScript v. 1.1
Author: mdma special for #linux channel on RusNet. 2011