how to renew ccnp route

how to renew ccnp route

Match ip address prefix-list FastEthernet0/0 Through the above configuration, the BGP neighbor relationship can be established, let's show it: It is deployed on R1 and has an effect on these three routes. switchport trunk encapsulation dot1q switchport mode trunk When port-security mac-address sticky is activated on the interface , then: Test purpose: VTP pruning ARP R2#sh ip b 100.100.100.0 R2 , R3 , aiming RIP create static routing domain summary route, point null0 , while only these static routes redistributed into OSPF , and indeed can play a sub-optimal paths to avoid the question, but: 100 i * i Set metric xx basic concept 14 NEXT-HOP Route-map test permit 10 It is recognized that the attribute must be followed to describe the next hop router to the destination. Route-map PBR permit 10 match ip address 1 10.1.23.2 [Experiment 2 ] Neighbor + Route-map achieves the same function This fulfills the demand. The network already exists in the routing table. Match interface : To distribute any routes that have their next hop out one of the interfaces specified, use the match interface command in route-map configuration mode . The understanding is that the match interface matches the next hop out interface is the route of this interface. entry h routed ( dampening ) route, route may be faulty ( down ), with historical information, but no optimal route s> 172.16.11.0/24 Preferably EBGP route 20 1.1.1.1 (metric 65) from 1.1.1.1 (1.1.1.1) Redistribution between different OSPF processes The secure address formed by the dynamically learned MAC is valid. If the MAC is in a failed state within 50 minutes (for example, the host is offline), the secure address is cleared after the aging time expires. Port Neighbor 5.5.5.5 update-source Loopback0 Switch(config)# interface vlan 255 Others, in fact, there are still many anti- ARP fraud solutions in the industry, each manufacturer has its own method. Route, and redistribute the route into its own OSPF process 2 , then R3 will learn this route from process 2 , assuming R3 learns this first Must be zero The security address entry thus formed (which is SecureSticky ) will not be lost even if the interface is flipped. If wr saves the configuration and the command is written to config.text , the security address will not be lost even if the device is restarted. Neighbor 10.1.25.5 remote-as 345 no auto-summary If the interface is configured as a hybrid interface CASE2 : The non- root bridge receives the TCN on its designated port When BGP routes are redistributed to the IGP , the iBGP routes are not redistributed by default . Only EBGP routes are re-advertised . bgp redistribute-internal is required to make the iBGP routes re-released. Interface fast0/1 30.30.30.0/24 Vlan 10 R5 will receive BGP routes for the 10.0 network from R4 and R3 at the same time . R5 will first prefer R3 because the route that R4 passes to R5 keeps NEXT_HOP and is still R1 . Therefore , the next hop of this route from R4 on R5 . Unreachable, R5 is preferred to R4 by modifying the next hop to itself after R4 modification . Create a secondary VLAN : ? Neighbor 4.4.4.4 ebgp-multihop 4 Trunk port processing frame process Again, the following topology, the phenomenon is the same as above, pay attention to the summary route using the as-set keyword, the AS_PATH of the underlying detailed route will be put into {} , which is AS_SET . Lab 3 : The access layer switch is inserted into option82 , and the upstream core switch also turns on dhcp snooping. Y MAC address allocation and reduction 3.3.3.3 Floating Static Routes After receiving the BPDU sent by SW3, SW2 stops sending its own BPDU. If there is no tag , mark the PVID of the Access port and proceed to the next step. Gateway implementation) Background STP port state transition process 9.9.23.0 is directly connected, FastEthernet0/0 If both are open Let's take a look at this route 100.0.1.0 : Whenever a reflector receives a route whose Cluster-list attribute already contains the ClusterID of the cluster , the route will not be reflected based on the purpose of the anti-ring. Just match this AS_PATH of 100 Is 2 , 3 with AS the first comparison, 2 is MED small it is preferable; 2 with a further comparison, one of external routes it is preferably ( MED not compare) Path 8 Once the bridge is aware of a topology change in the network, it will send a configuration BPDU with the TC set , and each switch in the network will pass these set BPDUs , which will make each individual bridge aware. To the case of topology changes. Address family identifier. When the value is 2 , it indicates the IP protocol. *Mar 1 00:11:48.023: ICMP: echo reply rcvd, src 2.2.2.2, dst 192.168.123.3 EBGP neighbors must be directly connected to establish an EBGP session. but It is used to preferentially send packets with high priority when the switch is blocked. PC1 to deceive PC2 , the package made by the tools, such as anysend like, send a ARP request broadcast, the ARP data of the Ethernet frame header, source MAC of PC1 of the MAC , the purpose of MAC full F. , The contents of that key ARP protocol packets Wen ( ARP body ), that is, after the contents of the data frame Ethernet frame header, this is the ARP real content,how to renew ccnp route, which may encompass the main elements are: the sender mac , sender IP , the recipient MAC and recipient IP . PC1 that issued ARP data frame, SENDER MAC for their MAC addresses, but SenderIP gateway IP i.e.192.168.0.