ccna mcq questions

ccna mcq questions

75000 Flooding Status: ready IS-IS interface. If the interface is attached to a multiaccess network, the circuit ID is concatenated with the system ID of the DIS ” The configuration of R2 is as follows: Negotiating Label space TCP connection: 2.2.2.2.61914 - 1.1.1.1.646 The MPLS TE tunnel itself does not support the IGP routing protocol because: This configuration is suitable for situations with explicit session endpoints. OSPF uses different types of LSAs to carry different routing information. ! The acl-peer is an association ACL used to match the LDP peer to be protected . Note that the matching ACL must be the neighbor's LDP router ID. A copy of the LSP to initiate a cleanup process. This method effectively ensures that other routers in the network clear the corrupted LSP . The corrupted LSP does not participate in the route calculation,ccna mcq questions, and of course it will not be flooded in the network. Name: R1_t0 Status: Router(config-if)#tunnel mpls traffic-eng bandwidth BW 10.1.23.0/24 Regarding the priority of the tunnel and the verification of the currently available bandwidth: First , the configuration of the tunnel is as follows: 303 ! *Aug 18 04:37:06.239: average rate=250000 bytes/sec, burst depth=1000 bytes 10.1.23.2 3 10.1.34.4 160 msec * 140 msec Downstream on-demand mode : Downstream On Demand Area-password Net 49.0001.0000.0000.0002.00 The establishment of an OSPF adjacency involves a more complex process. Run OSPF on the entire network to announce direct connection and loopback interface. Route summarization must be performed on the originating router of the L2 route, otherwise invalid Note: To use the above command to complete conditional notifications, you need to use no mpls ldp advertise-labels first . Otherwise, the LSR advertises all label bindings. Mpls traffic-eng tunnels mpls label range 400 499 Both TE3 and R5 must establish a TE tunnel . That is, the TE tunnel must be bidirectional. Section LAN ID as 1921.6811.1001. 03 . " the routers connected to the multiaccess network (Ethernet) all have the same circuit ID . The circuit ID is a one-octet number that the router uses to uniquely identify the Router(config)#mpls traffic-eng reoptimize timers frequency ? Focus on the 2.2.2.2/32 entry. The current outgoing label is pop , which is an empty label. My Address: 10.1.12.1 10.1.56.5 [MPLS: Label 505 Exp 0] 4 msec 0 msec 0 msec Reservable Bandwidth[2]: Control label notification through LDP (conditional notification) Bw[6]: View and verify If the weight issue orders without the level parameter, the default is as shown level2 parameters, that is, inject external routes into level2 in this way level2 area can learn to this external routes, but level1 area in Can't learn because R2 is at level1 At this time, TTL propagation can be turned off ( CISCO router is enabled by default) *Aug 18 09:06:02.699: min unit=0 bytes, max pkt size=2147483647 bytes Ip cef !! OSPF cost of the interface 10.1.56.5 [MPLS: Label 505 Exp 0] 8 msec 0 msec 0 msec Path: valid 1 class 2 class LSA may carry a plurality of IP prefixes; 3 class 4 class 5 class LSA only carry a single IP prefix, if necessary send multiple IP prefix information, a plurality of LSA Hello data unit: sent periodically to determine whether other ISs are running IS-IS , establish adjacencies, exchange LSPs , and synchronize LSDBs . To perform the same network segment check (the adjacency must be on the same network segment) System ID lab environment Network 10.1.12.2 0.0.0.0 area 0 Ip rsvp bandwidth MPLS LDP-IGP synchronization can be used to solve this problem. Note that the MPLS LDP-IGP solution cannot be used for BGP label distribution. But if the router performing load balancing is a P router, what does it receive is a label package with multiple labels? We know that no matter how many tags you have, the tag stack is followed by the IP header, and the first field of the IP packet is version , if The configuration of R3 is as follows: Reservable Bandwidth[7]: Mpls ldp router-id Loopback0 During the ES-IS work process, the end system sends an ESH ( ES Hello ) message to a specific address to notify the router of its existence. The router listens to the ESH packet to discover the ES existing in the network , so that the packet arriving at the specific ES address is subsequently forwarded to the ES . In ES-IS , the router advertises its own existence to the ES by sending an ISH ( IS Hello ) message to a specific address . ES also monitor ISH , if a plurality of received IS transmitted ISH , ES will then be selected, and sends all data to the IS .