{"id":90,"date":"2014-06-09T18:34:31","date_gmt":"2014-06-09T18:34:31","guid":{"rendered":"http:\/\/107.170.191.119\/?p=90"},"modified":"2014-06-09T18:34:31","modified_gmt":"2014-06-09T18:34:31","slug":"seguranca-do-sistema-212","status":"publish","type":"post","link":"https:\/\/arripio.com.br\/?p=90","title":{"rendered":"Seguran\u00e7a do sistema 212"},"content":{"rendered":"
Configura\u00e7\u00e3o de roteador<\/h6>\n
Sintaxe : \u00a0route \u00a0(add|del) -host| -netmask default | gateway \u00a0rodeador<\/h6>\n
route add default gw 10.10.1.1<\/h6>\n
route add -net 0\/0 gw\u00a010.10.1.1<\/h6>\n
ip route add 0\/0 via\u00a010.10.1.1<\/h6>\n
route add -net \u00a010.10.1.1 netmask 255.255.255.0 dev eth1<\/h6>\n
route add -net \u00a00.0.0.0\u00a0netmask 255.255.255.0 gw\u00a010.10.1.1<\/h6>\n

Firewall \u00a0<\/strong><\/p>\n

Iptables,\u00a0Iptables-save,\u00a0Iptables-restore<\/h6>\n
Ip6tables<\/h6>\n

 <\/p>\n

tabelas <\/strong><\/p>\n

Filter :<\/strong> INPUT,OUTPUT,FORWARDING<\/h6>\n
Nat :<\/strong> PREROUTING DNAT (destino) e SNAT(Origem)<\/h6>\n
Mangle :<\/strong>Marca\u00e7\u00e3o de pacotes para ser tratados por outros software como ip route, traffic<\/h6>\n

\u00a0iptables -(A|D|R|X|N|I|etc) <cadeia> \u00a0… filtro … -j ALVO<\/span><\/p>\n

– A adiciona regra
\n– I insere um regra em posi\u00e7\u00e3o especifica<\/span><\/h6>\n
– R altera a regra em uma posi\u00e7\u00e3o especifica<\/h6>\n
-D deleta \u00a0uma regra<\/h6>\n
\u00a0-X deleta uma cadeia<\/h6>\n
-F apaga todas as regras<\/h6>\n

 <\/p>\n

FTP<\/p>\n

\/etc\/vsftpd.conf<\/p>\n

 <\/p>\n

SSH<\/p>\n

AllowUsers<\/p>\n","protected":false},"excerpt":{"rendered":"

Configura\u00e7\u00e3o de roteador Sintaxe : \u00a0route \u00a0(add|del) -host| -netmask default | gateway \u00a0rodeador route add default gw 10.10.1.1 route add -net 0\/0 gw\u00a010.10.1.1 ip route add 0\/0 via\u00a010.10.1.1 route add -net \u00a010.10.1.1 netmask 255.255.255.0 dev eth1 route add -net \u00a00.0.0.0\u00a0netmask…
Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"spay_email":"","jetpack_publicize_message":"","jetpack_is_tweetstorm":false},"categories":[2],"tags":[],"jetpack_featured_media_url":"","jetpack_publicize_connections":[],"jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/pazGcY-1s","jetpack-related-posts":[{"id":79,"url":"https:\/\/arripio.com.br\/?p=79","url_meta":{"origin":90,"position":0},"title":"Lpic-2 202","date":"9 Junho, 2014","format":false,"excerpt":"Cuidados: 1- OpenVPN: Which port is used for OpenVPN = 1194 2- Which DNS software are used: dnsmasq, djbdns, PowerDns 3- The comand \"iptables\" for ipv6 = ip6tables 4- Which table use the follooing chains: INPUT, OUTPUT and FORWARDING = filter 5- What is the configuration file of vstpd =\u2026","rel":"","context":"In "Automa\u00e7\u00e3o"","img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":31,"url":"https:\/\/arripio.com.br\/?p=31","url_meta":{"origin":90,"position":1},"title":"LPIC-2 Web Service 208","date":"24 Maio, 2014","format":false,"excerpt":"Arquivo de configura\u00e7ao: \u00a0\/etc\/apache2\/apache2.conf \u00a0 ServerRoot \"\/etc\/apache2\" caminho de configura\u00e7\u00e3o dos arquivos do apache Timeout 300 Tempo m\u00e1ximo em segundos que o apache aguarda por resposta do cliente KeepAlive On Uso de diversas requisi\u00e7\u00f5es dentro da mesma conex\u00e3o MaxKeepAliveRequests 100 Numero m\u00e1ximo que o usu\u00e1rio poder\u00e1 fazer dentro da mesma\u2026","rel":"","context":"In "Cerifica\u00e7\u00e3o LPIC-2 202"","img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":347,"url":"https:\/\/arripio.com.br\/?p=347","url_meta":{"origin":90,"position":2},"title":"Replica\u00e7\u00e3o - Percona - Xtrabackup - keepalived.","date":"25 Novembro, 2015","format":false,"excerpt":"Autor: Dauro Lima Sobrinho Este tutorial tem como objetivo auxiliar a instala\u00e7\u00e3o e configura\u00e7\u00e3o de uma solu\u00e7\u00e3o de alta disponibilidade com replica\u00e7\u00e3o dos dados no SGBD Percona Server 5.6.26, utilizando Percona Xtrabackup e o keepalived. Distribui\u00e7\u00e3o: CentOS 6.7 Node 1: 10.1.31.70 Node 2: 10.1.31.71 1\u00ba Passo: Instalar o reposit\u00f3rio Percona.\u2026","rel":"","context":"In "Sem categoria"","img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":84,"url":"https:\/\/arripio.com.br\/?p=84","url_meta":{"origin":90,"position":3},"title":"Servi\u00e7o de E-mail 211","date":"9 Junho, 2014","format":false,"excerpt":"SMTP- MTA -\u00a0Postfix, Sedmail, qmail, Exim POP e IMAP - MDA Currier Dovecot MUA - Thunderbird Evolution SendMail aquivos de configura\u00e7\u00e3o \/etc\/mail Servidor Exim arquivos de configura\u00e7\u00e3o \/etc\/default\/exim4 Alias no postfix e sendmail \u00a0 \u00a0\/etc\/aliases \u00a0 usu\u00e1rio: usu\u00e1rios_a_ser_encaminhados \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u2026","rel":"","context":"In "Automa\u00e7\u00e3o"","img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":789,"url":"https:\/\/arripio.com.br\/?p=789","url_meta":{"origin":90,"position":4},"title":"Rsync n\u00e3o faz an\u00e1lise de checksum dos arquivos por padr\u00e3o","date":"20 Dezembro, 2023","format":false,"excerpt":"Rsync n\u00e3o faz an\u00e1lise de checksum dos arquivos por padr\u00e3o Do man rsync \u00a0 \u00a0 \u00a0 \u00a0Rsync \u00a0finds \u00a0files \u00a0that \u00a0need to be transferred using a \"quick check\" algorithm (by default) that looks for files \u00a0 \u00a0 \u00a0 \u00a0that have changed in size or in last-modified time. \u00a0Any changes in\u2026","rel":"","context":"In "Sem categoria"","img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":28,"url":"https:\/\/arripio.com.br\/?p=28","url_meta":{"origin":90,"position":5},"title":"LPIC-2 DNS -Domain Name Server 207","date":"24 Maio, 2014","format":false,"excerpt":"Principal arquivo de configura\u00e7\u00e3o \/etc\/named.conf ou \/etc\/bind\/named.conf Comando para for\u00e7a leitura de novas configura\u00e7oes rndc type hint $TTL 1D@\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 SOA \u00a0 \u00a0 linux.dominio.com. \u00a0 \u00a0 \u00a0admin.linux.dominio.com. (\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a02008260401 ;Serial\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a024h \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 ;Refresh ->\u2026","rel":"","context":"In "Cerifica\u00e7\u00e3o LPIC-2 202"","img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]}],"_links":{"self":[{"href":"https:\/\/arripio.com.br\/index.php?rest_route=\/wp\/v2\/posts\/90"}],"collection":[{"href":"https:\/\/arripio.com.br\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/arripio.com.br\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/arripio.com.br\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/arripio.com.br\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=90"}],"version-history":[{"count":0,"href":"https:\/\/arripio.com.br\/index.php?rest_route=\/wp\/v2\/posts\/90\/revisions"}],"wp:attachment":[{"href":"https:\/\/arripio.com.br\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=90"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/arripio.com.br\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=90"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/arripio.com.br\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=90"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}