{"id":122588,"date":"2026-11-05T08:41:36","date_gmt":"2026-11-05T00:41:36","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/122588.html"},"modified":"2026-11-05T08:41:36","modified_gmt":"2026-11-05T00:41:36","slug":"%e7%82%b9%e5%88%b0%e7%82%b9%e9%93%be%e8%b7%af%e4%b8%8a%e7%9a%84-ospf%ef%bc%9a%e4%b8%ba%e4%bb%80%e4%b9%88%e8%bf%99%e9%87%8c%e4%b8%8d%e9%80%89%e4%b8%be-dr-bdr%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/122588.html","title":{"rendered":"\u70b9\u5230\u70b9\u94fe\u8def\u4e0a\u7684 OSPF\uff1a\u4e3a\u4ec0\u4e48\u8fd9\u91cc\u4e0d\u9009\u4e3e DR\/BDR\uff1f"},"content":{"rendered":"

\u70b9\u5230\u70b9\u94fe\u8def\u4e0a\u7684 OSPF：\u4e3a\u4ec0\u4e48\u8fd9\u91cc\u4e0d\u9009\u4e3e DR\/BDR？<\/h2>\n

\u534e\u4e3a eNSP \u00b7 AR2220 \u00b7 Serial\/PPP \u00b7 OSPF \u7f51\u7edc\u7c7b\u578b \u00b7 P2P<\/p>\n

\u4f60\u4ee5\u4e3a OSPF \u4e00\u5b9a\u8981\u9009 DR\/BDR？\u9519\u3002\u5728\u70b9\u5230\u70b9（Point-to-Point）\u94fe\u8def\u4e0a，OSPF \u6839\u672c\u4e0d\u9009\u4e3e DR\/BDR\u3002\u672c\u6587\u7528\u4e00\u6761 Serial \u76f4\u8fde\u94fe\u8def\u628a P2P \u7f51\u7edc\u7c7b\u578b\u8bb2\u900f，\u9644\u5b8c\u6574\u914d\u7f6e\u3001\u7c7b\u578b\u9a8c\u8bc1\u3001\u4e0e\u5e7f\u64ad\u7f51\u7edc\u7684\u5bf9\u6bd4\u548c\u8e29\u5751\u6e05\u5355\u3002<\/p>\n

\n

\u5148\u8bf4\u7ed3\u8bba：<\/b>OSPF \u7684 DR\/BDR \u9009\u4e3e
\n \u53ea\u5728\u591a\u8def\u8bbf\u95ee（\u5e7f\u64ad\/NBMA）\u7f51\u7edc\u53d1\u751f\u3002\u70b9\u5230\u70b9\u94fe\u8def\u53ea\u6709\u4e24\u7aef\u4e24\u53f0\u8bbe\u5907，\u6ca1\u6709"\u7b2c\u4e09\u65b9"\u9700\u8981\u88ab\u4ee3\u8868，\u6240\u4ee5
\n \u4e0d\u9009\u4e3e DR\/BDR\u3001\u4e0d\u5360\u7528 224.0.0.6 \u7ec4\u64ad\u3001\u90bb\u5c45\u81ea\u52a8\u5f62\u6210\u3002\u534e\u4e3a VRP \u7684 Serial \u53e3（PPP\/HDLC \u5c01\u88c5）\u9ed8\u8ba4\u5c31\u662f P2P \u7c7b\u578b；\u4ee5\u592a\u7f51\u53e3\u9ed8\u8ba4\u662f Broadcast \u7c7b\u578b，\u82e5\u8981\u5f53\u70b9\u5bf9\u70b9\u5149\u7ea4\u76f4\u8fde\u7528，\u9700\u624b\u52a8
\n ospf network-type p2p\u3002 <\/p>\n

📑 \u76ee\u5f55<\/h3>\n
  • OSPF \u6709\u54ea\u51e0\u79cd\u7f51\u7edc\u7c7b\u578b<\/li>\n
  • \u5b9e\u9a8c\u62d3\u6251\u4e0e\u5730\u5740\u89c4\u5212<\/li>\n
  • \u7b2c\u4e00\u6b65：\u63a5\u53e3\u4e0e Loopback \u57fa\u7840\u914d\u7f6e<\/li>\n
  • \u7b2c\u4e8c\u6b65：OSPF \u914d\u7f6e（\u542b Serial \u65f6\u949f）<\/li>\n
  • \u7b2c\u4e09\u6b65：\u9a8c\u8bc1 P2P \u7f51\u7edc\u7c7b\u578b\u4e0e\u90bb\u5c45<\/li>\n
  • \u8fdb\u9636：\u4ee5\u592a\u7f51\u53e3\u6539 P2P \u4e0e reset \u8fdb\u7a0b<\/li>\n
  • P2P vs Broadcast vs \u5176\u4ed6\u7c7b\u578b\u5bf9\u6bd4<\/li>\n
  • \u5e38\u89c1\u8e29\u5751\u6392\u67e5\u8868<\/li>\n
    \n

    \u4e00\u3001OSPF \u6709\u54ea\u51e0\u79cd\u7f51\u7edc\u7c7b\u578b<\/h3>\n

    OSPF \u5728\u63a5\u53e3\u5c42\u9762\u6709\u4e2a\u9690\u85cf\u5c5e\u6027\u53eb\u7f51\u7edc\u7c7b\u578b（Network Type），\u5b83\u51b3\u5b9a\u4e86：\u9009\u4e0d\u9009 DR\/BDR\u3001\u7528\u54ea\u4e2a\u7ec4\u64ad\u5730\u5740\u3001Hello\/Dead \u8ba1\u65f6\u5668\u591a\u5c11\u3001\u90bb\u5c45\u81ea\u52a8\u8fd8\u662f\u624b\u52a8\u6307\u3002<\/p>\n\n\u7f51\u7edc\u7c7b\u578b\u5178\u578b\u94fe\u8defDR\/BDRHello\/Dead\u7ec4\u64ad\u5730\u5740\u90bb\u5c45\u53d1\u73b0<\/tr>\n\n\n\n\n\n
    Broadcast<\/td>\n\u4ee5\u592a\u7f51（\u9ed8\u8ba4）<\/td>\n\u2705 \u9009\u4e3e<\/td>\n10s \/ 40s<\/td>\n.5 + .6<\/td>\n\u81ea\u52a8<\/td>\n<\/tr>\n
    P2P<\/td>\nSerial\/PPP\/HDLC\u3001\u624b\u52a8\u6539<\/td>\n\u274c \u4e0d\u9009\u4e3e<\/td>\n10s \/ 40s<\/td>\n.5<\/td>\n\u81ea\u52a8<\/td>\n<\/tr>\n
    P2MP<\/td>\n\u624b\u52a8\u914d（\u5e27\u4e2d\u7ee7\u5b50\u63a5\u53e3）<\/td>\n\u274c \u4e0d\u9009\u4e3e<\/td>\n30s \/ 120s<\/td>\n.5<\/td>\n\u81ea\u52a8<\/td>\n<\/tr>\n
    NBMA<\/td>\n\u5e27\u4e2d\u7ee7\/ATM<\/td>\n\u2705 \u9009\u4e3e<\/td>\n30s \/ 120s<\/td>\n\u5355\u64ad<\/td>\n\u624b\u52a8\u6307\u90bb\u5c45<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    💡 \u5173\u952e\u8ba4\u77e5：\u7f51\u7edc\u7c7b\u578b\u548c\u7269\u7406\u4ecb\u8d28\u4e0d\u662f\u5f3a\u7ed1\u5b9a\u3002\u4ee5\u592a\u7f51\u9ed8\u8ba4 Broadcast，\u4f46\u4f60\u53ef\u4ee5\u624b\u52a8\u6539\u6210 P2P；Serial \u9ed8\u8ba4 P2P，\u4f46\u4f60\u4e5f\u53ef\u4ee5\u6539\u6210 NBMA\u3002\u7c7b\u578b\u4e00\u81f4\u4e24\u7aef\u5c31\u80fd\u5efa\u90bb\u5c45，\u7c7b\u578b\u4e0d\u4e00\u81f4（\u4e00\u7aef P2P \u4e00\u7aef Broadcast）\u90bb\u5c45\u4f1a\u5361\u6b7b\u3002<\/p>\n

    \n

    \u4e8c\u3001\u5b9e\u9a8c\u62d3\u6251\u4e0e\u5730\u5740\u89c4\u5212<\/h3>\n

    \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

    \u5730\u5740\u89c4\u5212\u8868<\/h4>\n\n\u8bbe\u5907\u63a5\u53e3IP \u5730\u5740\u8bf4\u660e<\/tr>\n\n\n\n\n\n
    AR1<\/td>\nSerial4\/0\/0<\/td>\n10.1.1.1\/30<\/td>\n\u70b9\u5230\u70b9\u4e92\u8054（\u8fde AR2）<\/td>\n<\/tr>\n
    AR1<\/td>\nLoopback0<\/td>\n1.1.1.1\/32<\/td>\n\u6d4b\u8bd5\u7f51\u6bb5 A<\/td>\n<\/tr>\n
    AR2<\/td>\nSerial4\/0\/0<\/td>\n10.1.1.2\/30<\/td>\n\u70b9\u5230\u70b9\u4e92\u8054（\u8fde AR1）<\/td>\n<\/tr>\n
    AR2<\/td>\nLoopback0<\/td>\n2.2.2.2\/32<\/td>\n\u6d4b\u8bd5\u7f51\u6bb5 B<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u26a0\ufe0f \u70b9\u5230\u70b9\u94fe\u8def\u4e92\u8054\u5730\u5740\u7528 \/30 \u63a9\u7801（4 \u4e2a\u5730\u5740：\u7f51\u7edc\u53f7\u30012 \u4e2a\u53ef\u7528\u3001\u5e7f\u64ad），\u521a\u597d\u591f\u4e24\u53f0\u8bbe\u5907\u3002\u53cd\u63a9\u7801\u662f 0.0.0.3，\u4e0d\u662f 0.0.0.255\u3002<\/p>\n

    \n

    \u4e09\u3001\u7b2c\u4e00\u6b65：\u63a5\u53e3\u4e0e Loopback \u57fa\u7840\u914d\u7f6e<\/h3>\n

    AR1<\/h4>\n

    <Huawei> system-view
    \n[Huawei] sysname AR1
    \n[AR1] interface Serial 4\/0\/0
    \n[AR1-Serial4\/0\/0] link-protocol ppp
    \n[AR1-Serial4\/0\/0] ip address 10.1.1.1 30
    \n[AR1-Serial4\/0\/0] quit
    \n[AR1] interface LoopBack 0
    \n[AR1-LoopBack0] ip address 1.1.1.1 32
    \n[AR1-LoopBack0] quit<\/p>\n

    AR2<\/h4>\n

    <Huawei> system-view
    \n[Huawei] sysname AR2
    \n[AR2] interface Serial 4\/0\/0
    \n[AR2-Serial4\/0\/0] link-protocol ppp
    \n[AR2-Serial4\/0\/0] ip address 10.1.1.2 30
    \n[AR2-Serial4\/0\/0] quit
    \n[AR2] interface LoopBack 0
    \n[AR2-LoopBack0] ip address 2.2.2.2 32
    \n[AR2-LoopBack0] quit<\/p>\n

    💡 eNSP \u91cc Serial \u53e3\u662f\u80cc\u9760\u80cc\u7ebf\u7f06（S \u4e32\u53e3\u7ebf）\u3002\u4e00\u7aef\u5fc5\u987b\u662f DCE，\u8981\u914d clock rate，\u5426\u5219\u534f\u8bae\u8d77\u4e0d\u6765\u3002\u7528 display interface Serial 4\/0\/0 \u770b DTE\/DCE \u6807\u8bc6，DCE \u7aef\u52a0 clock rate 64000\u3002\u771f\u5b9e\u73af\u5883\u4e2d\u8fd0\u8425\u5546\u63d0\u4f9b\u65f6\u949f，\u4e0d\u9700\u8981\u914d\u3002<\/p>\n

    \n

    \u56db\u3001\u7b2c\u4e8c\u6b65：OSPF \u914d\u7f6e（\u542b Serial \u65f6\u949f）<\/h3>\n

    Serial \u94fe\u8def\u9ed8\u8ba4\u5c31\u662f P2P \u7c7b\u578b，OSPF \u914d\u7f6e\u548c\u666e\u901a\u4e00\u6837，\u4e0d\u9700\u8981\u4efb\u4f55\u7279\u6b8a\u53c2\u6570\u3002<\/p>\n

    AR1<\/h4>\n

    [AR1] ospf 1 router-id 1.1.1.1
    \n[AR1-ospf-1] area 0
    \n[AR1-ospf-1-area-0.0.0.0] network 10.1.1.0 0.0.0.3
    \n\/\/ \/30 \u53cd\u63a9\u7801 = 0.0.0.3
    \n[AR1-ospf-1-area-0.0.0.0] network 1.1.1.1 0.0.0.0
    \n\/\/ Loopback \/32 \u53cd\u63a9\u7801 = 0.0.0.0
    \n[AR1-ospf-1-area-0.0.0.0] quit<\/p>\n

    AR2<\/h4>\n

    [AR2] ospf 1 router-id 2.2.2.2
    \n[AR2-ospf-1] area 0
    \n[AR2-ospf-1-area-0.0.0.0] network 10.1.1.0 0.0.0.3
    \n[AR2-ospf-1-area-0.0.0.0] network 2.2.2.2 0.0.0.0
    \n[AR2-ospf-1-area-0.0.0.0] quit<\/p>\n

    💡 \u4e24\u7aef area \u5fc5\u987b\u4e00\u81f4（\u8fd9\u91cc\u90fd\u7528 area 0），router-id \u5fc5\u987b\u552f\u4e00\u3002P2P \u7f51\u7edc\u4e0d\u7528\u4e5f\u4e0d\u80fd\u914d neighbor \u547d\u4ee4\u2014\u2014\u90bb\u5c45\u9760\u7ec4\u64ad Hello \u81ea\u52a8\u53d1\u73b0\u3002<\/p>\n

    DCE \u7aef\u8865\u65f6\u949f（\u5982 AR1 \u662f DCE）<\/h4>\n

    [AR1] interface Serial 4\/0\/0
    \n[AR1-Serial4\/0\/0] clock rate 64000
    \n\/\/ \u4ec5\u5728 DCE \u7aef\u914d\u7f6e，DTE \u7aef\u4e0d\u914d<\/p>\n

    \n

    \u4e94\u3001\u7b2c\u4e09\u6b65：\u9a8c\u8bc1 P2P \u7f51\u7edc\u7c7b\u578b\u4e0e\u90bb\u5c45<\/h3>\n

    \u2460 \u770b\u63a5\u53e3\u7f51\u7edc\u7c7b\u578b \u2014\u2014 \u5173\u952e\u9a8c\u8bc1<\/h4>\n

    <AR1> display ospf interface Serial 4\/0\/0<\/p>\n

    OSPF Process 1 with Router ID 1.1.1.1
    \n Interfaces
    \n Area: 0.0.0.0
    \n IP Address: 10.1.1.1
    \n Network Type: P2P \u2190 \u5173\u952e：\u663e\u793a P2P
    \n State: P-2-P \u2190 \u72b6\u6001\u662f Point-to-Point，\u6ca1\u6709 DR Other
    \n Timer: Hello 10 , Dead 40
    \n Cost: 48<\/p>\n

    Network Type: P2P + State: P-2-P \u8bf4\u660e\u8fd9\u662f\u70b9\u5230\u70b9\u94fe\u8def，\u6ca1\u6709 DR\/BDR \u89d2\u8272\u3002<\/p>\n

    \u2461 \u770b\u90bb\u5c45 \u2014\u2014 \u6ca1\u6709 DR\/BDR \u5b57\u6bb5<\/h4>\n

    <AR1> display ospf peer brief<\/p>\n

    Area Id Interface Neighbor id State
    \n 0.0.0.0 S4\/0\/0 2.2.2.2 Full
    \n\/\/ P2P \u7f51\u7edc\u90bb\u5c45\u76f4\u63a5\u5230 Full，\u4e0d\u7ecf\u8fc7 2-Way，\u4e5f\u6ca1\u6709 DR\/BDR \u5217<\/p>\n

    💡 \u5bf9\u6bd4\u5e7f\u64ad\u7f51\u7edc：display ospf peer \u4f1a\u663e\u793a DR: 12.1.1.1 BDR: 12.1.1.2\u3002P2P \u7f51\u7edc\u7684 peer \u8868\u91cc\u6839\u672c\u4e0d\u51fa\u73b0 DR\/BDR \u5b57\u6bb5 \u2014\u2014 \u8fd9\u5c31\u662f"\u4e0d\u9009\u4e3e"\u6700\u76f4\u89c2\u7684\u8bc1\u636e\u3002<\/p>\n

    \u2462 \u8def\u7531\u8868 + \u7aef\u5230\u7aef ping<\/h4>\n

    <AR1> display ip routing-table<\/p>\n

    2.2.2.2\/32 OSPF 10 1 10.1.1.2 S4\/0\/0 \u2190 \u5b66\u5230\u5bf9\u7aef Lo0<\/p>\n

    <AR1> ping -a 1.1.1.1 2.2.2.2
    \n— 2.2.2.2 ping statistics — 5 transmitted, 5 received, 0.00% packet loss<\/p>\n

    \n

    \u516d\u3001\u8fdb\u9636：\u4ee5\u592a\u7f51\u53e3\u6539 P2P \u4e0e reset \u8fdb\u7a0b<\/h3>\n

    \u573a\u666f：\u70b9\u5bf9\u70b9\u5149\u7ea4\u76f4\u8fde<\/h4>\n

    \u4e24\u53f0\u8def\u7531\u5668\u7528\u5343\u5146\u4ee5\u592a\u7f51\u53e3\u76f4\u8fde（\u6ca1\u6709\u4ea4\u6362\u673a），\u8fd9\u79cd\u94fe\u8def\u672c\u8d28\u4e0a\u5c31\u662f\u70b9\u5bf9\u70b9\u3002\u4f46\u4ee5\u592a\u7f51\u53e3\u9ed8\u8ba4 Network Type \u662f Broadcast，\u4f1a\u53bb\u9009 DR\/BDR（\u867d\u7136\u53ea\u6709\u4e24\u53f0，\u4ecd\u4f1a\u9009，\u6d6a\u8d39\u9009\u4e3e\u65f6\u95f4）\u3002\u624b\u52a8\u6539\u6210 P2P \u66f4\u5e72\u51c0：<\/p>\n

    [AR1] interface GigabitEthernet 0\/0\/0
    \n[AR1-GigabitEthernet0\/0\/0] ospf network-type p2p
    \n\/\/ \u628a\u4ee5\u592a\u7f51\u53e3\u4ece Broadcast \u6539\u6210 P2P
    \n[AR1-GigabitEthernet0\/0\/0] quit
    \n[AR1] reset ospf process
    \n\/\/ \u6539\u7f51\u7edc\u7c7b\u578b\u540e\u5fc5\u987b\u91cd\u7f6e OSPF \u8fdb\u7a0b\u624d\u751f\u6548！<\/p>\n

    \u91cd\u7f6e\u8fdb\u7a0b\u7684\u5751<\/h4>\n

    🚫
    \n \u6700\u5bb9\u6613\u6f0f\u7684\u4e00\u6b65：<\/b>\u6539\u4e86 `ospf network-type` \u4f46
    \n \u6ca1 reset OSPF \u8fdb\u7a0b\u3002\u65e7\u90bb\u63a5\u5173\u7cfb\u4e0d\u4f1a\u7acb\u5373\u91cd\u65b0\u534f\u5546，\u90bb\u5c45\u72b6\u6001\u53ef\u80fd\u5361\u5728 ExStart\/Exchange，\u8def\u7531\u5b66\u4e0d\u5230\u3002\u8bb0\u4f4f：
    \n \u6539\u7f51\u7edc\u7c7b\u578b \u2192 \u5fc5\u987b `reset ospf process`<\/b>（\u5bf9\u7aef\u4e5f\u8981\u91cd\u542f\u8fdb\u7a0b\u624d\u4f1a\u91cd\u65b0\u5efa\u90bb\u5c45）\u3002 <\/p>\n

    \u4e24\u7aef\u7c7b\u578b\u4e0d\u4e00\u81f4\u7684\u540e\u679c<\/h4>\n

    \u5982\u679c AR1 \u6539 P2P\u3001AR2 \u8fd8\u662f Broadcast：<\/p>\n

    <AR1> display ospf peer
    \n Neighbor id 2.2.2.2 State: ExStart \u2190 \u5361\u6b7b，\u6c38\u8fdc Full\u4e0d\u4e86<\/p>\n

    \u4e24\u7aef\u7f51\u7edc\u7c7b\u578b\u5fc5\u987b\u4e00\u81f4（\u90fd P2P \u6216\u90fd Broadcast，\u6216\u914d\u5bf9\u5408\u6cd5\u7684 P2MP\/NBMA \u7ec4\u5408），\u5426\u5219 Hello \u62a5\u6587\u91cc Type \u5b57\u6bb5\u4e0d\u5339\u914d，\u90bb\u5c45\u8d77\u4e0d\u6765\u3002<\/p>\n

    \n

    \u4e03\u3001P2P vs Broadcast vs \u5176\u4ed6\u7c7b\u578b\u5bf9\u6bd4<\/h3>\n\n\u5bf9\u6bd4\u7ef4\u5ea6P2PBroadcastP2MPNBMA<\/tr>\n\n\n\n\n\n\n\n\n
    DR\/BDR \u9009\u4e3e<\/td>\n\u274c \u4e0d\u9009\u4e3e<\/td>\n\u2705 \u9009\u4e3e<\/td>\n\u274c \u4e0d\u9009\u4e3e<\/td>\n\u2705 \u9009\u4e3e<\/td>\n<\/tr>\n
    Hello\/Dead<\/td>\n10s\/40s<\/td>\n10s\/40s<\/td>\n30s\/120s<\/td>\n30s\/120s<\/td>\n<\/tr>\n
    \u7ec4\u64ad\u5730\u5740<\/td>\n224.0.0.5<\/td>\n.5 + .6<\/td>\n224.0.0.5<\/td>\n\u5355\u64ad\u624b\u52a8<\/td>\n<\/tr>\n
    \u90bb\u5c45\u53d1\u73b0<\/td>\n\u81ea\u52a8（\u7ec4\u64ad）<\/td>\n\u81ea\u52a8（\u7ec4\u64ad）<\/td>\n\u81ea\u52a8（\u7ec4\u64ad）<\/td>\n\u624b\u52a8 peer<\/td>\n<\/tr>\n
    \u5178\u578b\u7528\u9014<\/td>\nSerial \u76f4\u8fde\u3001P2P \u5149\u7ea4<\/td>\n\u4ee5\u592a\u7f51\u4ea4\u6362\u673a\u4e0b\u591a\u8bbe\u5907<\/td>\n\u975e\u5168\u4e92\u8054\u5e27\u4e2d\u7ee7<\/td>\n\u5168\u4e92\u8054\u5e27\u4e2d\u7ee7\/ATM<\/td>\n<\/tr>\n
    \u6536\u655b\u901f\u5ea6<\/td>\n\u5feb（\u65e0\u9009\u4e3e）<\/td>\n\u9700\u7b49\u9009\u4e3e<\/td>\n\u8f83\u6162<\/td>\n\u8f83\u6162<\/td>\n<\/tr>\n
    \u672c\u5b9e\u9a8c\u5efa\u8bae<\/td>\n\u2705 Serial \u76f4\u8fde\u9996\u9009<\/td>\n\u4ee5\u592a\u7f51\u591a\u8282\u70b9<\/td>\n\u5e27\u4e2d\u7ee7\u90e8\u5206\u4e92\u8054<\/td>\n\u8001\u5e7f\u57df\u7f51<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    💡 \u9009\u578b\u53e3\u8bc0：\u53ea\u6709\u4e00\u6761\u7ebf\u8fde\u4e24\u53f0\u8bbe\u5907 \u2192 P2P；\u4e00\u6761\u7ebf\u63a5\u591a\u53f0\u8bbe\u5907（\u4ea4\u6362\u673a）\u2192 Broadcast\u3002P2P \u7684\u4f18\u52bf\u5c31\u662f\u7701\u6389 DR\/BDR \u9009\u4e3e，\u90bb\u5c45\u76f4\u5954 Full，\u6536\u655b\u6700\u5feb\u3002<\/p>\n

    \n

    \u516b\u3001\u5e38\u89c1\u8e29\u5751\u6392\u67e5\u8868<\/h3>\n\n#\u73b0\u8c61\u6839\u56e0\u89e3\u51b3<\/tr>\n\n\n\n\n\n\n\n\n\n
    1<\/td>\nSerial \u63a5\u53e3 protocol down<\/td>\nDCE \u7aef\u6ca1\u914d clock rate<\/td>\ndisplay int \u770b DCE，\u914d clock rate<\/td>\n<\/tr>\n
    2<\/td>\n\u6539\u4e86\u7f51\u7edc\u7c7b\u578b\u90bb\u5c45\u5361 ExStart<\/td>\n\u6ca1 reset ospf process<\/td>\n\u4e24\u7aef\u90fd reset ospf process<\/td>\n<\/tr>\n
    3<\/td>\n\u4e00\u7aef P2P \u4e00\u7aef Broadcast \u8d77\u4e0d\u6765<\/td>\n\u7f51\u7edc\u7c7b\u578b\u4e0d\u4e00\u81f4<\/td>\n\u4e24\u7aef\u6539\u4e00\u81f4<\/td>\n<\/tr>\n
    4<\/td>\n\/30 \u7f51\u6bb5\u5ba3\u544a\u65e0\u6548<\/td>\n\u53cd\u63a9\u7801\u5199\u6210 0.0.0.255<\/td>\n\/30 \u53cd\u63a9\u7801\u662f 0.0.0.3<\/td>\n<\/tr>\n
    5<\/td>\n\u90bb\u5c45\u53cd\u590d\u9707\u8361<\/td>\nrouter-id \u51b2\u7a81<\/td>\n\u786e\u4fdd\u4e24\u7aef router-id \u552f\u4e00<\/td>\n<\/tr>\n
    6<\/td>\n\u5b66\u4e0d\u5230\u5bf9\u7aef\u8def\u7531<\/td>\narea \u4e0d\u4e00\u81f4<\/td>\n\u4e24\u7aef\u540c\u533a\u57df（\u5982\u90fd area 0）<\/td>\n<\/tr>\n
    7<\/td>\nP2P \u4ecd\u770b\u5230 DR\/BDR<\/td>\n\u63a5\u53e3\u6ca1\u771f\u6b63\u6539\u6210\u529f \/ \u5b9e\u9645\u662f Broadcast \u5c01\u88c5<\/td>\ndisplay ospf int \u786e\u8ba4 Network Type<\/td>\n<\/tr>\n
    8<\/td>\n\u4ee5\u592a\u7f51\u6539 P2P \u540e\u4e0d\u901a<\/td>\n\u5bf9\u7aef\u8fd8\u662f Broadcast \u4e14\u6ca1 reset<\/td>\n\u4e24\u7aef\u540c\u6b65\u6539 + \u540c\u6b65 reset<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u26a0\ufe0f \u6392\u67e5\u4e09\u677f\u65a7：\u2460 display ospf interface \u770b Network Type \u548c State \u2192 \u2461 display ospf peer brief \u770b\u90bb\u5c45\u662f\u5426 Full \u2192 \u2462 display ip routing-table protocol ospf \u770b\u8def\u7531\u662f\u5426\u5b66\u5230\u3002reset ospf process \u662f\u6539\u7c7b\u578b\u540e\u7684\u5fc5\u6740\u6280\u3002<\/p>\n

    \n

    📌 \u5199\u5728\u6700\u540e<\/h3>\n

    \u70b9\u5230\u70b9\u94fe\u8def OSPF \u7684\u7cbe\u534e\u6d53\u7f29\u6210\u4e09\u53e5：<\/p>\n

      \n
    • OSPF \u53ea\u6709\u591a\u8def\u8bbf\u95ee\u624d\u9009 DR\/BDR，\u70b9\u5bf9\u70b9\u94fe\u8def\u53ea\u6709\u4e24\u53f0\u8bbe\u5907，\u4e0d\u9009\u4e3e\u3001\u4e0d\u5360 .6 \u7ec4\u64ad；<\/li>\n
    • Serial \u9ed8\u8ba4 P2P，\u4ee5\u592a\u7f51\u53e3\u60f3\u5f53 P2P \u8981\u624b\u52a8 ospf network-type p2p，\u4e14\u5fc5\u987b reset \u8fdb\u7a0b；<\/li>\n
    • \u4e24\u7aef\u7f51\u7edc\u7c7b\u578b\u5fc5\u987b\u4e00\u81f4，\u5426\u5219 Hello \u4e0d\u5339\u914d，\u90bb\u5c45\u5361\u6b7b ExStart\u3002<\/li>\n<\/ul>\n

      \u23ed\ufe0f \u4e0b\u4e00\u6b65\u9884\u544a：<\/b> <\/p>\n

      \u4e0b\u4e00\u7bc7\u8bb2 OSPF \u591a\u533a\u57df（Area 0 \u9aa8\u5e72 + \u975e\u9aa8\u5e72）<\/b>，\u628a\u4eca\u5929\u7684 P2P \u94fe\u8def\u6269\u6210\u8de8\u533a\u57df，\u770b LSA \u600e\u4e48\u5728\u533a\u57df\u95f4\u4f20\u9012\u3001\u4e3a\u4ec0\u4e48\u8981 Area 0 \u505a\u9aa8\u5e72\u3002<\/p>\n

      \u547d\u4ee4\u7eed\u5199\u6a21\u677f：[AR1-GE0\/0\/0] ospf network-type p2p\u3000｜\u3000\u6539\u5b8c reset ospf process<\/p>\n

      \n

      \u672c\u6587\u57fa\u4e8e eNSP V100R003C00 + AR2220 \u9a8c\u8bc1\u901a\u8fc7 \u00b7 \u539f\u521b：Seal_<\/sup> \u00b7 \u8f6c\u8f7d\u8bf7\u6ce8\u660e\u51fa\u5904<\/p>\n","protected":false},"excerpt":{"rendered":"

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