{"id":1041,"date":"2024-02-16T04:13:08","date_gmt":"2024-02-16T04:13:08","guid":{"rendered":"https:\/\/rudestack.com\/?p=1041"},"modified":"2025-03-01T07:16:14","modified_gmt":"2025-03-01T07:16:14","slug":"1041","status":"publish","type":"post","link":"https:\/\/www.rudecloud.web.id\/index.php\/2024\/02\/16\/1041\/","title":{"rendered":"Konfigurasi ACLs Standart Cisco"},"content":{"rendered":"\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"621\" height=\"349\" src=\"http:\/\/www.rudecloud.web.id\/wp-content\/uploads\/2024\/02\/image.png\" alt=\"\" class=\"wp-image-1042\" srcset=\"https:\/\/www.rudecloud.web.id\/wp-content\/uploads\/2024\/02\/image.png 621w, https:\/\/www.rudecloud.web.id\/wp-content\/uploads\/2024\/02\/image-300x169.png 300w\" sizes=\"auto, (max-width: 621px) 100vw, 621px\" \/><\/figure>\n\n\n\n<p>Pada pembahasan kali ini, kita akan coba sharing konfigurasi ACL Cisco dengan IP Loopback, jadi simplenya saat kita ping direct dari R1 ke router 2, biasa menggunakan command &#8220;PING&#8221; lalu terlihat reply\/timeout, nah dengan ACLs ini kita harus menambahkan Source IP\/Looback yang sudah kita buat, supaya user tidak dapat direct ping ke Router, jadi seperti security tambahan pada protokol ICMP. Oke langsung saja kita ke lab confignya. <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>- Pertama kita config IP Interface dan Hostname \n- R1\r\nRouter>enable\r\nRouter#conf t\r\nRouter(config)#hostname R1\n\n- R2\r\nRouter>enable\r\nRouter#conf t\r\nRouter(config)#hostname R2\n\nR1(config)#int e0\/0\r\nR1(config-if)#ip address 172.16.1.1 255.255.255.192\r\nR1(config-if)#no shutdown\n\nR2(config)#int e0\/0\r\nR2(config-if)#ip address 172.16.1.2 255.255.255.192\r\nR2(config-if)#no shutdown\n\n-- Testing PING antar router \n-- Tambahkan routing dan Interface Loopback 10,20,30\n\nR1(config)#ip route 0.0.0.0 0.0.0.0 e0\/0 172.16.1.2\n\r\nR2(config)#ip route 0.0.0.0 0.0.0.0 e0\/0 172.16.1.1\r\nR2(config)#int loopback 10\r\nR2(config-if)#ip address 10.10.10.3 255.255.255.128\r\nR2(config-if)#exit\r\nR2(config)#int loopback 20\r\nR2(config-if)#ip address 10.20.20.3 255.255.255.240\r\nR2(config-if)#exit\r\nR2(config)#int loopback 30\r\nR2(config-if)#ip address 10.30.30.3 255.255.255.248\r\nR2(config-if)#end<\/code><\/pre>\n\n\n\n<p>Sampai sini kita tetap bisa ping antar router selanjutnya kita buat ACLs \/ Access List pada Router 1 <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>R1#conf t\r\nEnter configuration commands, one per line. End with CNTL\/Z.\r\nR1(config)#access-list 10 remark 'Permit from R2 Loopback 10'\r\nR1(config)#access-list 10 permit 10.10.10.0 0.0.0.127\r\nR1(config)#access-list 10 remark 'Deny from R2 Loopback 20'\r\nR1(config)#access-list 10 deny 10.20.20.0 0.0.0.15\r\nR1(config)#access-list 10 remark 'Permit from R2 Loopback 30'\r\nR1(config)#access-list 10 permit 10.30.30.0 0.0.0.7\r\nR1(config)#int e0\/0\r\nR1(config-if)#ip access-group 10 in\r\nR1(config-if)#end\n\nR1#show ip access-lists\r\nStandard IP access list 10\r\n10 permit 10.10.10.0, wildcard bits 0.0.0.127\r\n20 deny 10.20.20.0, wildcard bits 0.0.0.15\r\n30 permit 10.30.30.0, wildcard bits 0.0.0.7<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"508\" src=\"http:\/\/www.rudecloud.web.id\/wp-content\/uploads\/2024\/02\/image-1-1024x508.png\" alt=\"\" class=\"wp-image-1058\" srcset=\"https:\/\/www.rudecloud.web.id\/wp-content\/uploads\/2024\/02\/image-1-1024x508.png 1024w, https:\/\/www.rudecloud.web.id\/wp-content\/uploads\/2024\/02\/image-1-300x149.png 300w, https:\/\/www.rudecloud.web.id\/wp-content\/uploads\/2024\/02\/image-1-768x381.png 768w, https:\/\/www.rudecloud.web.id\/wp-content\/uploads\/2024\/02\/image-1.png 1185w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Saat kita melakukan testing PING R2 ke R1, kita harus menggunakan Ping source nya lewat apa, disini kita uji menggunakan Loopback 10,20,30 dan hasilnya sesuai dengan ACLs yang sudah kita buat di atas, yang dimana Loopback 10 Permit 20 Deny dan 30 Permit, dan untuk keterangan U.U.U itu pertanda bahwa ICMP di batasi oleh ACLs.<br><br>Sekian dari topik kali ini terimakasih semua <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Pada pembahasan kali ini, kita akan coba sharing konfigurasi ACL Cisco dengan IP Loopback, jadi simplenya saat kita ping direct dari R1 ke router 2, biasa menggunakan command &#8220;PING&#8221; lalu terlihat reply\/timeout, nah dengan ACLs ini kita harus menambahkan Source IP\/Looback yang sudah kita buat, supaya user tidak dapat direct ping ke Router, jadi seperti &hellip; <\/p>\n","protected":false},"author":1,"featured_media":1042,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[58],"tags":[60,82,83,64,63],"class_list":["post-1041","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cisco","tag-cisco","tag-ip","tag-ipv4","tag-nat","tag-network"],"_links":{"self":[{"href":"https:\/\/www.rudecloud.web.id\/index.php\/wp-json\/wp\/v2\/posts\/1041","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.rudecloud.web.id\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.rudecloud.web.id\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.rudecloud.web.id\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.rudecloud.web.id\/index.php\/wp-json\/wp\/v2\/comments?post=1041"}],"version-history":[{"count":14,"href":"https:\/\/www.rudecloud.web.id\/index.php\/wp-json\/wp\/v2\/posts\/1041\/revisions"}],"predecessor-version":[{"id":1063,"href":"https:\/\/www.rudecloud.web.id\/index.php\/wp-json\/wp\/v2\/posts\/1041\/revisions\/1063"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.rudecloud.web.id\/index.php\/wp-json\/wp\/v2\/media\/1042"}],"wp:attachment":[{"href":"https:\/\/www.rudecloud.web.id\/index.php\/wp-json\/wp\/v2\/media?parent=1041"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.rudecloud.web.id\/index.php\/wp-json\/wp\/v2\/categories?post=1041"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.rudecloud.web.id\/index.php\/wp-json\/wp\/v2\/tags?post=1041"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}