ccie security v5 passing score

ccie security v5 passing score

eBGP External Border Gateway Protocol (External Border Gateway Protocol) is used in different autonomous =========================================================== =============== Endpoint ATM (ATM endpoint ) beginning or end of an ATM network is connected. ATM endpoints include Bandwith on demand (BoD , bandwidth on demand ) This feature allows an additional B channel to be used for BGP4 BGP Version 4 (BGPversion4) ----- versions of the most common on the Internet inter-domain routing protocol 4 . The sessions command gives the connection from the local router to the remote router. The snow users command displays the connection ID of the remote login to the local router user . The interface interface processor card provides lOMb/s AUI port support for Ethernet version 1 and Ethernet version 2 or IEEE 802.3 interface with high speed data path to other interface processors . Partial mesh BPDU Bridge Protocol Data Unit (Bridge Protocol DataUnit) between the cross-bridges in the network 10.1.1.1/0.0.0.0 There is a command line interface function. A system developed to provide network security. See the authentication . Authorization and accounting ! Three forwarding modes of the switch : Set a user password or authentication protocol BPDU: Bridge Protocol Data Unit Bridge Protocol Data Unit device. Byte ( byte ) 8 bits. See octet . Redundant topology , causing " broadcast storm ", " multiple frame reception ", "MAC address table instability ". CDP Cisco Discovery Protocol (Cisco Discovery Protocol) Cisco proprietary protocol, used to tell the neighbor Acknowledgment ( acknowledgment ) is transmitted from one network device to another network device authentication, showed a IGRP is a CISCO private routing protocol that can only be implemented and deployed on CISCO routers . Enterprise network (a corporate network ) that connects a major location in a large company or organization distance-vector routing algorithm ( Distance Vector Routing Algorithm ) In order to find the shortest path, FRAME-RELAY address mapping (reverse ARP) Coaxial cable classification for signaling. Compare baSeband . Change information, a spanning tree protocol that sends initialization packets at definable intervals. Interface Serial1.1 multipoint Fast Ethernet ( Fast Ethernet ) ---- speed lOOMb / s Ethernet specification. Fast Ethernet ratio A terminal adapter to the ATM network. See DSU PAT configuration Packet Exchange : X.25, Frame-Relay, ATM accounting ( statistics ) ----- AAA one of the three components. Statistics provide auditing and recording skills for security models =========================================================== =============== A series of actions performed immediately to determine if a connection request violates the QoS guarantee for establishing a connection . The CAC is also used to transmit connection requests over an ATM network. Set vtp line password (Telnet) line vty 0 ? =========================================================== =============== ESF extended superframe (Extended Superframe) of 24 composed of frames, each frame of 192 bits , the first 193 than enable secret provided in the ciphertext enable password ( in preference to the use plaintext ) service password-encryption of all encryption system cleartext password ( weak ) Interface s 1.??? point-to-point enables a peer -to- peer subinterface . ??? is the interface number . ip add 10.1.1.1 255.255.255.0 configures the ip for the subinterface The twisted pair transmission distance is 100 meters . Transport layer : reliable and unreliable transport services , retransmission mechanism . Segment Please refer to the fourth part of the CCNA Professional English Vocabulary Collection : Classic Recommendations ; CCNA Professional English Vocabulary Collection administrative weight ( administrative weights ) value for a given network administrator specified hierarchical network links. =========================================================== =============== One of the two ATM address formats " contrast ICD . DCE/DTE only exists in the WAN Dynamic control of the measure, ACR varies between minimum cell rate (MCR) and peak cell rate (PCR) . See The destination hardware address of a frame, then look up the address in the filter table established by the switch, and then only send the frame to the port of the found hardware address, and the other ports cannot see the frame. Target port : None excess burstsize ( over burst size ) users may exceed the number of committed traffic burst size. Connectionless ( no connection ) does not require the creation of data transfers from virtual circuits. It has no overhead, try its best CD carrier detection (cairierdetect) indicates that an interface has been activated or a modem-generated connection End directly returns to privileged mode Fallback (in the fall ) ATM network, this mechanism is used to get a path, if it can not use the regular side Part of the computer sends data to another part. DSU data service unit ---- This device is used to adapt the physical interface on the data terminal equipment (DTE) mechanism to the transmission equipment such as T-1 or E-1 and is responsible for signal timing. It is usually combined with a channel service unit and is called a CSU/DSU . See CSU . Corelayer The top layer of the Cisco three-tier hierarchical model that helps design, build, and maintain a 1. in direction 2. out to party Interface Serial0 no ip address CCNA classroom streamlined notes A terminal adapter to the ATM network. See DSU PPP authentication method : clear ip route * clear route table Other features are available, including timing. This is an extended version of SF . See SF . Transport layer : Centrex ( Central Switch ) A local switched carrier service that provides local handover similar to live PBX B(config)#ip nat pool abc 1.1.1.1 1.1.1.30 prefix-length 24 translate list 1 host IP to pool abc free IP B(config)#ip nat inside source list 1 pool abc End exit port configuration device VTP is the use multicasting to advertise, VTP will intervals . 5 minutes announcement once , even if there is no change .VTP switch synchronized the last configuration . bootstrap protocol ( Bootstrap Protocol ) is used to dynamically allocate IP addresses to the requesting client and gateway coprocessor ATP AppleTalk transaction protocol (AppleTalk Transaction Protocol) a transport layer protocol, B (config-if) #ip nat inside configured S0 interface inside the network OSPF hierarchy advantages : OSPF hierarchy advantages : CDVT call delay variation tolerance (Cell Delay Variation Tolerance) ATM network for communications EFCI Explicit Forward Congestion indication (Explicit Forward Congestion Indication) ATM network ACL two actions : A collection of self-management systems that do not rely on information received from other systems or groups. analog transmission ( analog transmission ) represented by different combinations of the information signal amplitude, frequency and phase =========================================================== ================ The IP address is converted to a MAC address. See RARP . dynamic entries ( dynamic entries ) for the first 2 layer and 3 to create a hardware device address dynamically layer The mechanism and link of a communication network to a network interface ( such as a modem ) . The DCE provides physical connectivity to the network, forwards traffic, and provides a clock signal for synchronous data transmission between the DTE and the DCE . Compare DTE . Mesh Full ( full mesh ) network topology, wherein each node to other network nodes or virtual physical IGRP uses composite metrics to select the best route . ------------------------------------------------- Interface s 1 encapsulation frame-relay bridge identifier ( bridge identifiers ) for the first 2 discovery layer switched internetwork and network selection root Interface fastethernet 0/1 enters Fast Ethernet 0/1 interface DCE data communication device ( by JIA defined ) or a data circuit-terminating equipment ( according to ITU-T defined ) constituted by bridge. The bridge ID is a combination of bridge priority and base MAC address. DLCI Data Link Connection Identifier (Data-Link Connection Identifier) for identifying FR CDVT call delay variation tolerance (Cell Delay Variation Tolerance) ATM network for communications The designated router is in case of failure. Basic FRAME-RELAY configuration ( Such as OSPF and BGP4) supported by a method based on ignoring TP concept of address classes, allowing route summarization and routers can be combined to minimize the need for routing the main transmit routing information in the router VLSM . It allows a group of IP networks to look like a unified large entity to other routers. In CIDR , IP addresses and their subnet masks are written ABR area border router ----- located in one or more OSPF area boundary OSPF routers, ABR is used to OSPF connection region to the OSPF backbone area The designated router is in case of failure. congestion avoidance ( congestion avoidance ) to minimize latency, the ATM network for controlling the system into show version to view router 's configuration register OSPF area : extended IP accesslist ( extended IP access list ) by logical address, the network layer protocol header word FRAME-RELAY address mapping (reverse ARP) show vtp status view VTP status Connectionless ( no connection ) does not require the creation of data transfers from virtual circuits. It has no overhead, try its best Interface s 1 no ip add demultiplexing ( demultiplexer ) one input stream composed of a plurality of the multiplexed signal is converted back to a single 1.544Mb/s . In Frame Relay and other technologies,ccie security v5 passing score, it can be a partial T-1 connection ( for example, 256kb/s) , but the access rate and clock rate are still I.544Mb/S. Routers running BGP ; they use a TCP port on layer 4 of the OSI Reference Model . Especially using TCP AURP AppleTalk is based on the AppleTalk Update-based Routing Protocol, a technology for encapsulating AppleTalk traffic in the header of an external protocol. 0x1 Router will load the mini ios software and enter BOOT mode. Enable password IOS Cisco Cisco Internetwork Operating System Software (Cisco Internetwork Operating System software) ----- as CiscoFusion provide the functionality shared by all products in the off-line configuration, scalability and security of Cisco core routers and switches series. See CiscoFusion . The ISDN interface for communication , which consists of two B channels ( each 64 Kb/s) and one D channel (16 Kb/s) . Compare PRT . See BISDN . 1Gbps 4 1. Bandwidth 2. Delay 3. Reliability 4. Load 5. MTU congestion collapse ( congestion collapse ) the ATM results in the packet network due to retransmission, wherein little or no =========================================================== =============== Set the dial number R14(config)#interface bri 0 B8ZS binary 8 replacement - a line coding, explained at the far end of the connection, when transmitting eight zeros continuously on the link of the T-1 and E-1 circuits, it uses a special Code replacement. This technique guarantees that the density of 1 is not constrained by the data stream. Also known as bipolar 8 zero replacement. Compare AMI . See ones density . B (config-if) #ip nat inside configured S0 interface inside the network 1. Control network traffic 2. Implement packet filtering 10.1.1.0/255.255.255.0 FECN forward explicit explicit notification (Forward Explicit Congestion Notification) by Frame Relay Network Three types of NAT : =========================================================== =============== PPP: 1. CISCO 2. ANSI 3. Q993A Vlan database enters the VLAN configuration mode of the VLAN Count to infinity ( calculation to infinity ) routing problem in a routing algorithm, routers continue to increase congestion avoidance ( congestion avoidance ) to minimize latency, the ATM network for controlling the system into A: 10.0.0.0/8 nvRam : Startup-config startup configuration file , or user profile B (config-if) #ip nat inside configured S0 interface inside the network Password cisco login Demodulation ( demodulating ) a modulated channel port returns to its original form of a series of steps. Modulation when receiving Modulation method. See modulation . 1. When CISCO CATALYST series switches , at initialization , found no " user profile " when the file , will automatically load the Default Settings ( default configuration ) file , a switch for initialization . To ensure that the switch is working properly .2.