摘要：是自己的心得,谁看到了,大家探讨一下吧,不知道自己分析的对不对 R2----------------R3--------------------R4 R2和R3之间是ospf total stub区域,在area 1.R3和R4之间是ospf backbone(area 0) bgp邻居关系是在r2和r4之间建立起来的 下面分析3种case: 阅读全文

摘要：好好久没有写东西了，有机会大家看看吧～Cisco IOS OSPF 邻居关系不能正常建立的原因和解决方法 阅读全文

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摘要：r4#sh ruBuilding configuration... Current configuration : 1220 bytes!version 12.2service timestamps debug datetime msecservice timestamps log datetime msecno service password-encryption!hostname r4... 阅读全文

摘要：R1－－－(R2－－－R3－－－R4)－－R5|__EBGP__|_____IBGP______|__EBGP_| 12.0/24 23.0/24 34.0/24 45.0/24 R2-R4是MPLs和MPLS-VPN域 R2和R4上的vrf:ip vrf vpn1 rd 100:1 route-target export 100:1 route-target im... 阅读全文

摘要：Routing and Switching Technologies (RST) Session ID Session Title Level Speaker(s) View (.pdf) RST-1305 IPv6 Concepts L1 Khalid Raza 578 KB RST-1601 Introduction to Multiprotoco... 阅读全文

摘要：R1－－－(R2－－－R3－－－R4)－－R5|__EBGP__|_____IBGP______|__EBGP_| 12.0/24 23.0/24 34.0/24 45.0/24 R2-R4是MPLS域在R2和R4上重分布直连面向EBGP邻居的接口使用R1和R5上的loopback1做为internet路由 r1#sh ip bBGP table version i... 阅读全文

摘要：r1:loopback 1(11.11.11.11)r2:loopback 1(22.22.22.22)r3:loopback 1(33.33.33.33)r4:loopback 1(44.44.44.44)r5:loopback 1(55.55.55.55)r6:loopback 1(66.66.66.66)通过network通告到bgp ps：bgp默认会使用router-id作为自己的Clu... 阅读全文

摘要：QOC可以根据一下情况下match条件： Access list (all access lists are available)IP Precedence valueIP DSCP valueQoS group numberMPLS experimental bitsProtocol (including NBAR)Other classification options include:Usi... 阅读全文

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摘要：Q. Why are loopbacks advertised as /32 host routes in OSPF? A. Loopbacks are considered host routes in OSPF, and they are advertised as /32. For more information, refer to section 9.1 of RFC 2328 . I... 阅读全文

摘要：Router 1.1.1.1 Current configuration: hostname r1.1.1.1 interface Loopback0 ip address 1.1.1.1 255.0.0.0 interface Ethernet2/0/0 ip address 4.0.0.1 255.0.0.0 interface Serial2/1/0 ip un... 阅读全文

摘要：Router 1.1.1.1 Current configuration: hostname r1.1.1.1 interface Loopback0 ip address 1.1.1.1 255.0.0.0 interface Serial2/1/0 ip address 5.0.0.1 255.0.0.0 router ospf 2 network 5.0.0.0 ... 阅读全文

摘要：Router 1.1.1.1 Current configuration: hostname r1.1.1.1 interface Loopback0 ip address 1.1.1.1 255.0.0.0 interface Serial2/1/0 ip address 5.0.0.1 255.0.0.0 router ospf 2 network 5.0.0.0 ... 阅读全文

摘要：Default routes injected into a normal area can be originated by any OSPF router. The OSPF router does not, by default, generate a default route into the OSPF domain. In order for OSPF to generate a de... 阅读全文

摘要：rate-limit To configure committed access rate (CAR) and distributed CAR (DCAR) policies, use the rate-limit interface configuration command. To remove the rate limit from the configuration, use the... 阅读全文

摘要：• duplex mismatch (A is correct) 双工不匹配 • port-channel misconfiguration port-channel配置错误 • Bridge Protocol Data Unit (BPDU) Guard violation 配置了BPDU Guard命令,又收到bpdu包 • UniDirectional Link Detection ... 阅读全文

摘要：R1--R5| || | IGRPR2-R3--------------------------------| / RIP| /R4192.168.1.0/24当边界路由器r2(运行rip/eigrp)和r1(有较高管理距离)同时存在一条到相同目的地的路由时候(R1的路由是通过重分别,从R5学习来的),接着他们互相通告路由信息,R1认为R2是到192.168.1.0/24的下一跳... 阅读全文

摘要：2205 Resource ReSerVation Protocol 2206 RSVP MIB using SMIv2 2207 RSVP Extensions for IPSEC Data Flows 2208 Resource ReSerVation Protocol (RSVP); Version 1 Applicability Statement; Some Guidelines ... 阅读全文