{"id":2777,"date":"2022-12-20T15:17:16","date_gmt":"2022-12-20T18:17:16","guid":{"rendered":"http:\/\/lode.uno\/linux-man\/index.php\/2022\/12\/20\/iptables-action-in-tc-man8\/"},"modified":"2022-12-20T15:17:16","modified_gmt":"2022-12-20T18:17:16","slug":"iptables-action-in-tc-man8","status":"publish","type":"post","link":"https:\/\/lode.uno\/linux-man\/2022\/12\/20\/iptables-action-in-tc-man8\/","title":{"rendered":"iptables action in tc (man8)"},"content":{"rendered":"

iptables action in tc<\/h1>\n

NAME<\/a>
SYNOPSIS<\/a>
DESCRIPTION<\/a>
OPTIONS<\/a>
EXAMPLES<\/a>
SEE ALSO<\/a> <\/p>\n

\n

NAME <\/a> <\/h2>\n

xt – tc iptables action<\/p>\n

SYNOPSIS <\/a> <\/h2>\n

tc<\/b> … action xt \u2212j<\/b> TARGET<\/i> [ TARGET_OPTS<\/i> ]<\/p>\n

DESCRIPTION <\/a> <\/h2>\n

The xt<\/b> action allows to call arbitrary iptables targets for packets matching the filter this action is attached to.<\/p>\n

OPTIONS <\/a> <\/h2>\n

-j<\/b> TARGET<\/i> [ TARGET_OPTS<\/i> ]<\/p>\n

Perform a jump to the given iptables target, optionally passing any target specific options in TARGET_OPTS<\/i>.<\/p>\n

EXAMPLES <\/a> <\/h2>\n

The following will attach a u32<\/b> filter to the ingress<\/b> qdisc matching ICMP replies and using the xt<\/b> action to make the kernel yell \u2019PONG\u2019 each time:<\/p>\n

tc qdisc add dev eth0 ingress
tc filter add dev eth0 parent ffff: proto ip u32 <\/p>\n\n\n\n\n
<\/td>\n<\/td>\n\n

match ip protocol 1 0xff <\/p>\n<\/td>\n<\/tr>\n

<\/td>\n<\/td>\n\n

match ip icmp_type 0 0xff <\/p>\n<\/td>\n<\/tr>\n

<\/td>\n<\/td>\n\n

action xt -j LOG –log-prefix PONG<\/p>\n<\/td>\n<\/tr>\n<\/table>\n

SEE ALSO <\/a> <\/h2>\n

tc<\/b>(8), tc-u32<\/b>(8), iptables-extensions<\/b>(8)<\/p>\n

\n","protected":false},"excerpt":{"rendered":"

xt – tc iptables action <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[5,52,4,131],"class_list":["post-2777","post","type-post","status-publish","format-standard","hentry","category-8-administracion-del-sistema","tag-5","tag-administracion","tag-man8","tag-tc-xt"],"gutentor_comment":0,"_links":{"self":[{"href":"https:\/\/lode.uno\/linux-man\/wp-json\/wp\/v2\/posts\/2777","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lode.uno\/linux-man\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lode.uno\/linux-man\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lode.uno\/linux-man\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lode.uno\/linux-man\/wp-json\/wp\/v2\/comments?post=2777"}],"version-history":[{"count":0,"href":"https:\/\/lode.uno\/linux-man\/wp-json\/wp\/v2\/posts\/2777\/revisions"}],"wp:attachment":[{"href":"https:\/\/lode.uno\/linux-man\/wp-json\/wp\/v2\/media?parent=2777"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lode.uno\/linux-man\/wp-json\/wp\/v2\/categories?post=2777"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lode.uno\/linux-man\/wp-json\/wp\/v2\/tags?post=2777"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}