{"id":538,"date":"2017-05-16T19:48:00","date_gmt":"2017-05-16T10:48:00","guid":{"rendered":"https:\/\/wp.zassoul.com\/?p=538"},"modified":"2017-05-16T19:48:00","modified_gmt":"2017-05-16T10:48:00","slug":"ospf%e3%81%ae%e3%83%87%e3%83%95%e3%82%a9%e3%83%ab%e3%83%88%e3%83%ab%e3%83%bc%e3%83%88%e9%85%8d%e4%bf%a1%e8%a8%ad%e5%ae%9a","status":"publish","type":"post","link":"https:\/\/wp.zassoul.com\/?p=538","title":{"rendered":"OSPF\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u30eb\u30fc\u30c8\u914d\u4fe1\u8a2d\u5b9a"},"content":{"rendered":"

OSPF\u3067\u30c7\u30d5\u30a9\u30eb\u30c8\u30eb\u30fc\u30c8\u3092\u914d\u4fe1\u3059\u308b\u3068\u304d\u306b\u3084\u3084\u30cf\u30de\u3063\u305f\u306e\u3067\u30e1\u30e2\u3002<\/p>\n

Cisco\u3067\u306f\u300cdefault-information originate\u300d\u30b3\u30de\u30f3\u30c9\u3067\u8a2d\u5b9a\u3059\u308b\u3002<\/p>\n

OSPF\u3067\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u30eb\u30fc\u30c8\u306f\u914d\u4fe1\u3055\u308c\u306a\u3044\u306e\u3067, \u3053\u306e\u30b3\u30de\u30f3\u30c9\u3067\u914d\u4fe1\u306eON\/OFF\u3092\u5236\u5fa1\u3059\u308b\u3002\u307e\u305f, \u30aa\u30d7\u30b7\u30e7\u30f3\u3067allways\u3092\u3064\u3051\u306a\u3044\u9650\u308a\u306f\u305d\u306e\u30eb\u30fc\u30bf\u306b\u30c7\u30d5\u30a9\u30eb\u30c8\u30eb\u30fc\u30c8(0.0.0.0\/0)\u306e\u30eb\u30fc\u30c8\u3092\u6301\u3063\u3066\u3044\u306a\u3044\u9650\u308a\u306f\u914d\u4fe1\u3055\u308c\u306a\u3044\u3002<\/p>\n

\u5927\u4f53\u30b9\u30bf\u30c6\u30a3\u30c3\u30af\u30eb\u30fc\u30c8\u3067\u30c7\u30d5\u30a9\u30eb\u30c8\u30eb\u30fc\u30c8\u306e\u8a2d\u5b9a\u3092\u5165\u308c\u308b\u306e\u3060\u3051\u308c\u3069, \u30b9\u30bf\u30c6\u30a3\u30c3\u30af\u306e\u5411\u3051\u5148\u304c\u30c7\u30d5\u30a9\u30eb\u30c8\u30eb\u30fc\u30c8\u3092\u914d\u4fe1\u3059\u308bOSPF\u306e\u30a8\u30ea\u30a2\u306e\u5916\u304b\u5185\u304b\u3067\u30e1\u30c8\u30ea\u30c3\u30af\u5024\u306e\u6271\u3044\u304c\u7570\u306a\u308b\u3002\u3053\u308c\u306b\u6c17\u304c\u4ed8\u304b\u306a\u304b\u3063\u305f\u306e\u3067, \u3068\u3042\u308b\u6848\u4ef6\u306e\u691c\u8a3c\u3067\u3061\u3087\u3063\u3068\u30cf\u30de\u3063\u305f\u3002<\/p>\n

\u4ee5\u4e0b\u306e\u69cb\u6210\u3067R2\u304b\u3089\u30c7\u30d5\u30a9\u30eb\u30c8\u30eb\u30fc\u30c8\u3092\u914d\u4fe1\u3059\u308b\u3053\u3068\u3092\u8003\u3048\u308b\u3002<\/p>\n\n\n\n\n
<\/a><\/td>\n<\/tr>\n
<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

R2\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u30eb\u30fc\u30c8\u3092192.168.50.254\u3068OSPF\u306e\u30a8\u30ea\u30a2\u306b\u6240\u5c5e\u3057\u3066\u3044\u306a\u3044\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u306b\u8a2d\u5b9a\u3057, \u305d\u308c\u3092Area0\u3068100\u306b\u914d\u4fe1\u3059\u308b\u3002
R1\u3068R3\u306eshow ip route\u306e\u7d50\u679c\u306f\u3053\u3046\u306a\u308b\u3002<\/p>\n

R1#sh ip route 
Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP
       D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area 
       N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
       E1 - OSPF external type 1, E2 - OSPF external type 2
       i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
       ia - IS-IS inter area, * - candidate default, U - per-user static route
       o - ODR, P - periodic downloaded static route

Gateway of last resort is 192.168.20.2 to network 0.0.0.0

C    192.168.10.0\/24 is directly connected, FastEthernet1\/0
C    192.168.20.0\/24 is directly connected, FastEthernet0\/0
     10.0.0.0\/32 is subnetted, 1 subnets
C       10.1.1.1 is directly connected, Loopback0
O*E2 0.0.0.0\/0 [110\/1] via 192.168.20.2, 00:00:11, FastEthernet0\/0<\/b>

<\/pre>\n
<\/p>\n
R3#sh ip route 
Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP
       D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area 
       N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
       E1 - OSPF external type 1, E2 - OSPF external type 2
       i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
       ia - IS-IS inter area, * - candidate default, U - per-user static route
       o - ODR, P - periodic downloaded static route

Gateway of last resort is 192.168.30.2 to network 0.0.0.0

C    192.168.30.0\/24 is directly connected, FastEthernet0\/1
C    192.168.40.0\/24 is directly connected, FastEthernet0\/0
     10.0.0.0\/32 is subnetted, 1 subnets
C       10.3.3.3 is directly connected, Loopback0
O*E2 0.0.0.0\/0 [110\/1] via 192.168.30.2, 00:20:37, FastEthernet0\/1<\/b>
<\/pre>\n
<\/pre>\n
\u3053\u306e\u5834\u5408\u30e1\u30c8\u30ea\u30c3\u30af\u306f\u300c1\u300d\u3002 
\u3053\u3053\u3067, R2\u306e192.168.50.0\/24\u5074\u306e\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u3092Area0\u306b\u6240\u5c5e\u3055\u305b\u3066\u307f\u308b\u3002
\u307e\u305f, \u308f\u304b\u308a\u3084\u3059\u3044\u3088\u3046\u306b\u305d\u306e\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u306e\u30b3\u30b9\u30c8\u5024\u3092100\u306b\u5909\u3048\u308b\u3002
\u56f3\u306b\u3059\u308b\u3068\u3053\u3093\u306a\u611f\u3058\u3002<\/p>\n
<\/a><\/div>\n
<\/p>\n
R1#sh ip route 
Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP
       D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area 
       N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
       E1 - OSPF external type 1, E2 - OSPF external type 2
       i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
       ia - IS-IS inter area, * - candidate default, U - per-user static route
       o - ODR, P - periodic downloaded static route

Gateway of last resort is 192.168.20.2 to network 0.0.0.0

C    192.168.10.0\/24 is directly connected, FastEthernet1\/0
C    192.168.20.0\/24 is directly connected, FastEthernet0\/0
     10.0.0.0\/32 is subnetted, 1 subnets
C       10.1.1.1 is directly connected, Loopback0
O    192.168.50.0\/24 [110\/110] via 192.168.20.2, 00:00:13, FastEthernet0\/0
O*E2 0.0.0.0\/0 [110\/100] via 192.168.20.2, 00:00:13, FastEthernet0\/0<\/b>

<\/pre>\n
<\/p>\n
R3#sh ip route 
Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP
       D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area 
       N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
       E1 - OSPF external type 1, E2 - OSPF external type 2
       i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
       ia - IS-IS inter area, * - candidate default, U - per-user static route
       o - ODR, P - periodic downloaded static route

Gateway of last resort is 192.168.30.2 to network 0.0.0.0

C    192.168.30.0\/24 is directly connected, FastEthernet0\/1
C    192.168.40.0\/24 is directly connected, FastEthernet0\/0
     10.0.0.0\/32 is subnetted, 1 subnets
C       10.3.3.3 is directly connected, Loopback0
O*E2 0.0.0.0\/0 [110\/1] via 192.168.30.2, 00:31:07, FastEthernet0\/1<\/b>
<\/pre>\n
R1\u306f\u30e1\u30c8\u30ea\u30c3\u30af\u304c100\u3002R3\u306f\u30e1\u30c8\u30ea\u30c3\u30af\u304c1\u3002<\/p>\n
\u7d50\u679c\u304b\u3089\u898b\u308b\u3068, \u540c\u3058\u30a8\u30ea\u30a2\u5185\u306e\u30eb\u30fc\u30c8\u60c5\u5831\u3060\u3068\u8a72\u5f53\u3059\u308b\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u306e\u30b3\u30b9\u30c8\u5024\u306b\u306a\u308a, \u30a8\u30ea\u30a2\u5916\u3060\u3068\u30e1\u30c8\u30ea\u30c3\u30af\u306f1\u306b\u306a\u308b\u3068\u3044\u3046\u3053\u3068\u304c\u308f\u304b\u3063\u305f\u3002<\/p>\n
\u307e\u3041, \u57fa\u672c\u7684\u306b\u5f8c\u8005\u306e\u69cb\u6210\u304c\u4e00\u822c\u7684\u3060\u3068\u601d\u3046\u3051\u3069, \u3053\u3093\u306a\u6319\u52d5\u3059\u308b\u3063\u3066\u306e\u306f\u77e5\u3089\u306a\u304b\u3063\u305f\u3002<\/p>\n
\u691c\u8a3c\u3063\u3066\u5927\u4e8b\u306d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
OSPF\u3067\u30c7\u30d5\u30a9\u30eb\u30c8\u30eb\u30fc\u30c8\u3092\u914d\u4fe1\u3059\u308b\u3068\u304d\u306b\u3084\u3084\u30cf\u30de\u3063\u305f\u306e\u3067\u30e1\u30e2\u3002 Cisco\u3067\u306f\u300cdefault-information originate\u300d\u30b3\u30de\u30f3\u30c9\u3067\u8a2d\u5b9a\u3059\u308b\u3002 OSPF\u3067\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u30eb\u30fc\u30c8\u306f\u914d\u4fe1\u3055\u308c\u306a\u3044\u306e\u3067, \u3053\u306e\u30b3\u2026 \u7d9a\u304d\u3092\u8aad\u3080 »<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11,6,8],"tags":[],"class_list":["post-538","post","type-post","status-publish","format-standard","hentry","category-cisco","category-it","category-8"],"_links":{"self":[{"href":"https:\/\/wp.zassoul.com\/index.php?rest_route=\/wp\/v2\/posts\/538","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wp.zassoul.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wp.zassoul.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wp.zassoul.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wp.zassoul.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=538"}],"version-history":[{"count":0,"href":"https:\/\/wp.zassoul.com\/index.php?rest_route=\/wp\/v2\/posts\/538\/revisions"}],"wp:attachment":[{"href":"https:\/\/wp.zassoul.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=538"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wp.zassoul.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=538"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wp.zassoul.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=538"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}