{"id":8280,"date":"2016-01-03T12:58:01","date_gmt":"2016-01-03T12:58:01","guid":{"rendered":"http:\/\/tajdini.net\/blog\/2016\/01\/03\/ospf-packet\/"},"modified":"2020-12-20T11:17:55","modified_gmt":"2020-12-20T09:17:55","slug":"ospf-packet","status":"publish","type":"post","link":"https:\/\/tajdini.net\/blog\/cisco-and-networking\/ospf-packet\/","title":{"rendered":"\u0627\u0646\u0648\u0627\u0639 LSA \u062f\u0631 OSPF"},"content":{"rendered":"

\t\u0627\u0646\u0648\u0627\u0639 \u0628\u0633\u062a\u0647 \u0647\u0627\u06cc\u06cc \u06a9\u0647 \u062f\u0631 OSPF \u060c \u0631\u0648\u062a\u0631 \u0647\u0627 \u0628\u0647 \u0633\u0645\u062a \u06cc\u06a9\u062f\u06cc\u06af\u0631 \u0627\u0631\u0633\u0627\u0644 \u0645\u06cc \u06a9\u0646\u0646\u062f\u060c \u0634\u0627\u0645\u0644 5 \u0646\u0648\u0639 \u0645\u06cc \u0628\u0627\u0634\u062f.<\/p>\n

\t\"\"<\/p>\n

\t\u0627\u06cc\u0646 5 \u0646\u0648\u0639 \u06cc\u0627 Type \u0639\u0628\u0627\u0631\u062a\u0646\u062f \u0627\u0632:<\/span><\/p>\n

\tType 1: Hello<\/span><\/p>\n

\t\u0631\u0648\u062a\u0631\u0647\u0627\u06cc\u06cc \u06a9\u0647 \u0631\u0648\u062a\u06cc\u0646\u06af \u067e\u0631\u0648\u062a\u06a9\u0644 OSPF \u0631\u0627 \u0627\u062c\u0631\u0627 \u0645\u06cc \u06a9\u0646\u0646\u062f \u0628\u0631 \u0637\u0628\u0642 \u0632\u0645\u0627\u0646\u0628\u0646\u062f\u06cc \u0645\u0634\u062e\u0635\u06cc \u06a9\u0647 \u0645\u0639\u0645\u0648\u0644\u0627 \u0647\u0631 10 \u062b\u0627\u0646\u06cc\u0647 \u06cc\u06a9\u0628\u0627\u0631 \u0647\u0633\u062a \u0628\u0647 \u0633\u0645\u062a \u06cc\u06a9\u062f\u06cc\u06af\u0631 \u067e\u06cc\u063a\u0627\u0645 \u0647\u0627\u06cc Hello \u0631\u0627 \u0627\u0631\u0633\u0627\u0644 \u0645\u06cc \u06a9\u0646\u0646\u062f. \u06cc\u0639\u0646\u06cc \u0647\u0631 10 \u062b\u0627\u0646\u06cc\u0647 \u06cc\u06a9\u0628\u0627\u0631 \u0628\u0647 \u06cc\u06a9\u062f\u06cc\u06af\u0631 \u0645\u06cc \u06af\u0648\u06cc\u0646\u062f \u0633\u0644\u0627\u0645. \u062a\u0627 \u0647\u0631 \u062f\u0648 \u0645\u062a\u0648\u062c\u0647 \u0634\u0648\u0646\u062f \u06a9\u0647 \u0647\u0645\u0633\u0627\u06cc\u0647 \u0634\u0627\u0646 \u0647\u0633\u062a \u0648 \u06a9\u0627\u0628\u0644 \u0627\u0631\u062a\u0628\u0627\u0637\u06cc \u0633\u0627\u0644\u0645 \u0647\u0633\u062a.<\/p>\n

\tHello Packet \u0647\u0627 \u0634\u0627\u0645\u0644 \u0627\u0637\u0644\u0627\u0639\u0627\u062a\u06cc \u0647\u0645\u0686\u0648\u0646 :  <\/span><\/p>\n

\t <\/p>\n

\t1.router-id<\/span><\/div>\n
\t2.area id <\/span><\/div>\n
\t3.authentication<\/span><\/div>\n
\t4.Network mask<\/span><\/div>\n
\t5.Hello Interval <\/span><\/div>\n
\t6.Dead Interval<\/span><\/div>\n
\t7.DR <\/span><\/div>\n
\t8.BDR <\/span><\/div>\n
\t9.Neighbor IP<\/span><\/div>\n
\t10.Authentication type<\/span><\/div>\n
\t <\/div>\n

\t\u0646\u06af\u0631\u0627\u0646 \u0646\u0628\u0627\u0634\u06cc\u062f \u0647\u0645\u0647 \u0631\u0627 \u0628\u0647 \u0645\u0631\u0648\u0631 \u062a\u0648\u0636\u06cc\u062d \u0645\u06cc \u062f\u0647\u06cc\u0645.<\/p>\n

\t\u0627\u0645\u0627 \u0642\u0628\u0644 \u0627\u0632 \u0627\u06cc\u0646\u06a9\u0647 \u067e\u06a9\u062a Hello \u0627\u0631\u0633\u0627\u0644 \u0634\u0648\u062f \u0686\u0647\u0627\u0631 \u067e\u0627\u0631\u0627\u0645\u062a\u0631\u060c \u0628\u06cc\u0646 \u062f\u0648 \u0631\u0648\u062a\u0631 \u0686\u06a9 \u0645\u06cc \u0634\u0648\u062f \u062a\u0627 \u0622\u0646 \u062f\u0648 \u0631\u0648\u062a\u0631 \u06cc\u06a9\u062f\u06cc\u06af\u0631 \u0631\u0627 \u0628\u0639\u0646\u0648\u0627\u0646 \u0647\u0645\u0633\u0627\u06cc\u0647 \u0627\u0646\u062a\u062e\u0627\u0628 \u06a9\u0646\u0646\u062f. \u0627\u06cc\u0646 4 \u067e\u0627\u0631\u0627\u0645\u062a\u0631 \u0628\u0627\u06cc\u062f \u0628\u06cc\u0646 \u062f\u0648 \u0631\u0648\u062a\u0631 \u06cc\u06a9\u0633\u0627\u0646 \u0628\u0627\u0634\u0646\u062f. \u06a9\u0647 \u0639\u0628\u0627\u0631\u062a\u0646\u062f \u0627\u0632 :<\/p>\n

\t1. area number<\/span><\/p>\n

\t2. Hello Interval<\/span><\/p>\n

\t3. Dead Interval<\/span><\/p>\n

\t4. Authentication<\/span><\/p>\n

\t\u0628\u0639\u062f \u0627\u0632 \u0627\u06cc\u0646\u06a9\u0647 \u0645\u0634\u062e\u0635 \u0634\u062f \u06a9\u0647 \u0627\u06cc\u0646 4 \u067e\u0627\u0631\u0627\u0645\u062a\u0631 \u0628\u06cc\u0646 \u062f\u0648 \u0631\u0648\u062a\u0631 \u06cc\u06a9\u0633\u0627\u0646 \u0647\u0633\u062a. \u0622\u0646 \u062f\u0648 \u0631\u0648\u062a\u0631 \u06cc\u06a9\u062f\u06cc\u06af\u0631 \u0631\u0627 \u0628\u0639\u0646\u0648\u0627\u0646 \u0647\u0645\u0633\u0627\u06cc\u0647 \u062a\u0634\u062e\u06cc\u0635 \u0645\u06cc \u062f\u0647\u0646\u062f \u0648 \u0634\u0631\u0648\u0639 \u0628\u0647 \u0627\u0631\u0633\u0627\u0644 Hello Packet  \u0628\u0647 \u0633\u0645\u062a \u06cc\u06a9\u062f\u06cc\u06af\u0631 \u0645\u06cc \u06a9\u0646\u0646\u062f.<\/p>\n

\tType 2:DBD<\/span><\/p>\n

\tDBD \u0645\u062e\u0641\u0641 \u0639\u0628\u0627\u0631\u062a Data Base Description \u0647\u0633\u062a. \u0628\u0633\u062a\u0647 \u0647\u0627\u06cc DBD \u0628\u0647 \u0645\u0646\u0638\u0648\u0631 \u0627\u0646\u062a\u062e\u0627\u0628 BR \u0648 DBR \u0627\u0631\u0633\u0627\u0644 \u0645\u06cc \u0634\u0648\u0646\u062f.<\/p>\n

\tType 3:LSR<\/span><\/p>\n

\tLSR \u0645\u062e\u0641\u0641 Link State Request \u0647\u0633\u062a. \u0631\u0648\u062a\u0631\u0647\u0627 \u0628\u0639\u062f \u0627\u0632 \u0627\u06cc\u0646\u06a9\u0647 \u0647\u0645\u0633\u0627\u06cc\u0647 \u0647\u0627\u06cc\u0634\u0627\u0646 \u0631\u0627 \u0645\u0634\u062e\u0635 \u06a9\u0631\u062f\u0646\u062f\u060c \u0648 \u0647\u0645\u06cc\u0646\u0637\u0648\u0631  DR \u0648 BDR \u0645\u0634\u062e\u0635 \u0634\u062f\u060c \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u067e\u06cc\u063a\u0627\u0645 LSR \u0627\u0632 \u0631\u0648\u062a\u0631\u0647\u0627\u06cc \u0647\u0645\u0633\u0627\u06cc\u0647 \u062a\u0642\u0627\u0636\u0627 \u0645\u06cc \u06a9\u0646\u0646\u062f \u06a9\u0647 \u0628\u0631\u0627\u06cc\u0634\u0627\u0646 \u0622\u067e\u062f\u06cc\u062a \u0627\u0631\u0633\u0627\u0644 \u06a9\u0646\u0646\u062f.<\/div>\n
\t <\/div>\n
\n

\t\tType 4:LSU<\/span><\/p>\n

\tLSU \u0645\u062e\u0641\u0641 \u0639\u0628\u0627\u0631\u062a Link State Update \u0647\u0633\u062a . LSU \u0647\u0645\u0627\u0646 \u067e\u06a9\u062a \u0647\u0627\u06cc \u0622\u067e\u062f\u06cc\u062a  \u0627\u0633\u062a \u06a9\u0647 \u0631\u0648\u062a\u0631\u0647\u0627 \u0628\u0647 \u0633\u0645\u062a \u06cc\u06a9\u062f\u06cc\u06af\u0631  \u0627\u0631\u0633\u0627\u0644 \u0645\u06cc \u06a9\u0646\u0646\u062f.<\/p><\/div>\n

\t <\/div>\n
\n

\t\tType 5:LSA<\/span><\/p>\n

\t\u0645\u062e\u0641\u0641 \u0639\u0628\u0627\u0631\u062a Link State Acknowledgement \u0647\u0633\u062a. LSA \u0647\u0645\u0627\u0646 \u067e\u06cc\u0627\u0645 \u062a\u0635\u062f\u06cc\u0642 \u0647\u0633\u062a. \u0631\u0648\u062a\u0631 \u0628\u0647 \u0641\u0631\u0633\u062a\u0646\u062f\u0647 \u0622\u067e\u062f\u06cc\u062a \u067e\u06a9\u062a\u06cc \u0645\u06cc \u0641\u0631\u0633\u062a\u062f \u062a\u062d\u062a \u0639\u0646\u0648\u0627\u0646 “LSA” \u062a\u0627 \u0628\u0647 \u0627\u0648 \u0628\u0641\u0647\u0645\u0627\u0646\u062f \u0622\u067e\u062f\u06cc\u062a\u06cc \u06a9\u0647 \u0641\u0631\u0633\u062a\u0627\u062f\u0647 \u0628\u0648\u062f\u06cc \u062f\u0631\u06cc\u0627\u0641\u062a \u0634\u062f. \u0627\u0635\u0637\u0644\u0627\u062d\u0627 \u0645\u06cc \u06af\u0648\u06cc\u0646\u062f \u062f\u0631 OSPF \u060c \u0622\u067e\u062f\u06cc\u062a \u0647\u0627 Reliable \u0647\u0633\u062a\u0646\u062f. \u06cc\u0639\u0646\u06cc \u0646\u06cc\u0627\u0632\u0645\u0646\u062f \u062a\u0635\u062f\u06cc\u0642 \u0647\u0633\u062a\u0646\u062f.\u0628\u0639\u0628\u0627\u0631\u062a \u062f\u06cc\u06af\u0631 \u062a\u0627 \u0645\u0627\u062f\u0627\u0645\u06cc \u06a9\u0647 \u067e\u06cc\u0627\u0645 \u062a\u0635\u062f\u06cc\u0642 \u06cc\u0627 LSA \u062f\u0631\u06cc\u0627\u0641\u062a \u0646\u0634\u0648\u062f \u0622\u067e\u062f\u06cc\u062a \u0645\u062c\u062f\u062f\u0627 \u0641\u0631\u0633\u062a\u0627\u062f\u0647 \u0645\u06cc\u0634\u0648\u062f.<\/p><\/div>\n

\t <\/div>\n
\t <\/div>\n
\t\u0646\u06a9\u062a\u0647 \u0628\u0633\u06cc\u0627\u0631 \u0645\u0647\u0645: <\/strong><\/div>\n
\t\u0627\u06a9\u062b\u0631 \u0627\u0641\u0631\u0627\u062f \u060c OSPF Packet Types  \u0631\u0648 \u0628\u0627 LSA Packet Types \u0642\u0627\u0637\u06cc \u0645\u06cc \u06a9\u0646\u0646\u062f. \u0627\u06cc\u0646 LSA \u0628\u0627 LSA \u06a9\u0647 \u062f\u0631 OSPF Packet Types \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f \u0641\u0631\u0642 \u062f\u0627\u0631\u062f \u0648 \u0627\u06cc\u0646 \u0646\u06a9\u062a\u0647 \u0645\u0647\u0645\u06cc \u0647\u0633\u062a \u06a9\u0647 \u0628\u0627\u06cc\u062f \u0628\u0647\u0634 \u062a\u0648\u062c\u0647 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f.<\/div>\n
\t <\/div>\n
\tLSA \u06a9\u0647 \u062f\u0631 OSPF Packet Types \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f \u0645\u062e\u0641\u0641 \u0639\u0628\u0627\u0631\u062a <\/span>Link State <\/span>Acknowledgement<\/span> \u0647\u0633\u062a \u0648\u0644\u06cc LSA \u06a9\u0647 \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f \u0645\u062e\u0641\u0641 \u0639\u0628\u0627\u0631\u062a <\/span>Link State <\/span>Advertisement<\/span><\/span> \u0647\u0633\u062a \u0648 \u0645\u0631\u0628\u0648\u0637 \u0628\u0647 \u0622\u067e\u062f\u06cc\u062a \u0647\u0627\u06cc\u06cc \u0627\u0633\u062a \u06a9\u0647 OSPF \u0628\u0647 \u0633\u0645\u062a \u0631\u0648\u062a\u0631\u0647\u0627\u06cc \u062f\u06cc\u06af\u0631 \u0645\u06cc \u0641\u0631\u0633\u062a\u062f \u06a9\u0647 \u0627\u06cc\u0646 \u0622\u067e\u062f\u06cc\u062a \u0647\u0627 \u062e\u0648\u062f\u0634\u0648\u0646 \u0627\u0646\u0648\u0627\u0639\u06cc \u062f\u0627\u0631\u0646\u062f \u06a9\u0647 \u0628\u0647 \u0647\u0631\u06a9\u062f\u0627\u0645\u0634\u0627\u0646 LSA \u06af\u0641\u062a\u0647 \u0645\u06cc \u0634\u0648\u062f. \u0645\u062b\u0644\u0627 LSA Type 1  \u0648 LSA Type 2 \u0648 …<\/span><\/div>\n","protected":false},"excerpt":{"rendered":"

\u0627\u0646\u0648\u0627\u0639 \u0628\u0633\u062a\u0647 \u0647\u0627\u06cc\u06cc \u06a9\u0647 \u062f\u0631 OSPF \u060c \u0631\u0648\u062a\u0631 \u0647\u0627 \u0628\u0647 \u0633\u0645\u062a \u06cc\u06a9\u062f\u06cc\u06af\u0631 \u0627\u0631\u0633\u0627\u0644 \u0645\u06cc \u06a9\u0646\u0646\u062f\u060c \u0634\u0627\u0645\u0644 5 \u0646\u0648\u0639 \u0645\u06cc \u0628\u0627\u0634\u062f. \u0627\u06cc\u0646 5 \u0646\u0648\u0639 \u06cc\u0627 Type \u0639\u0628\u0627\u0631\u062a\u0646\u062f […]<\/p>\n","protected":false},"author":1,"featured_media":8279,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[221,229],"tags":[259,260,264,268,90],"class_list":["post-8280","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cisco-and-networking","category-network-and-protocol-security","tag-network-security","tag-ospf","tag-persian","tag-routing","tag-cisco"],"_links":{"self":[{"href":"https:\/\/tajdini.net\/blog\/wp-json\/wp\/v2\/posts\/8280","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tajdini.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tajdini.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tajdini.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tajdini.net\/blog\/wp-json\/wp\/v2\/comments?post=8280"}],"version-history":[{"count":1,"href":"https:\/\/tajdini.net\/blog\/wp-json\/wp\/v2\/posts\/8280\/revisions"}],"predecessor-version":[{"id":8614,"href":"https:\/\/tajdini.net\/blog\/wp-json\/wp\/v2\/posts\/8280\/revisions\/8614"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tajdini.net\/blog\/wp-json\/wp\/v2\/media\/8279"}],"wp:attachment":[{"href":"https:\/\/tajdini.net\/blog\/wp-json\/wp\/v2\/media?parent=8280"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tajdini.net\/blog\/wp-json\/wp\/v2\/categories?post=8280"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tajdini.net\/blog\/wp-json\/wp\/v2\/tags?post=8280"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}