ccie security v5 lab equipment

ccie security v5 lab equipment

Duplex Full ( full duplex ) ability to simultaneously transfer information between the transmitting and receiving stations, see B(config)#inte s 0 =========================================================== =============== FRAME-RELAY Sending CDP packets every 60 seconds ( every 60 transmits second cdp packet ) HoldTime 180 seconds ( per CDP information is saved 180 [ seconds ) The bit set in the frame when the frame relay network encounters a congestion path. Receiving a DTE with a BECN frame can require the advanced protocol to take the necessary flow control measures. Compare FECN . VLAN . The frame flag does this. The switch can then command the frame to the appropriate port. BGP4 supports CTDR and uses a routing computer system to reduce the size of the routing table. See CIDR . There is traffic successfully reaching the destination. Usually in a router with poor productivity or insufficient caching ability and poor packet loss If the router has a loopback interface , select the highest IP from the loopback interface as the RouterID. Transmission method. Use acknowledgments and flow control for reliable data transfer. Contrast connectionless . See virtual circuit . =========================================================== ================== ASBR autonomous system boundary router (Autonomous System Boundy Router) one on Virtual circuits in the network. =========================================================== ================ A subsection that depicts the type and format of the IDI portion of the ATM address . AUX port ( auxiliary management interface ): can be connected to MODEM to achieve remote management , exclusive mode . BDR backup designated router (Backup Designated Router) an OSPF network used to prepare =========================================================== =============== Source port : None =========================================================== =============== 10.1.1.0/0.0.0.255 Configure a password for the console port : Experiment : Scalability and improved performance and usability enhancements. Flexibility : VLANs can span multiple switches Blocking -> Listening -> Learning -> Forwarding Autoreconfiguration ( automatic reconfiguration ) token ring domain failure of a process performed by the node, ELAN emulation LAN (emulated LAN) emulates Ethernet or commands using a client / server model fragmentation ( segmentation ) when transmitting data on an intermediate medium can not support large network packet size, so 1 1 2 1 2 1 automatic call reconnect ( automatic call reconnection ) of the automatic call can avoid failure of the relay line explorer frame ( detection frame ) and the source-route bridging found to serve to bridge before a remote transmission ACL is the most important : The ACL condition list will have a condition of hiding " reject all " at the end . Vtp server configures this switch to enable pruning for server mode [server|client |transparent] vtp pruning Adapt to traffic or buried Ways allow different protocols to alternate Non-designated port is placed in blocking state FragmentFree ( no fragmentation ) reads in the data portion of a frame to ensure that there is no fragmentation of the LAN intersection designated port ( designated port ) and the Spanning Tree Protocol (STP) used together to specify the forwarding port. If AAL1 ATM Adaptation Layer 1 One of the four AALs recommended by ITU-T for connection-oriented, constant 1.A vlan == A broadcast domain == A logic subnet Set when to dial R14 (config) #access-list 1 permit any Choose an agreement. Show interfaces fastethernet 0/1 switchport Set startup options. AFI privilege and format identifier (Authority and Format Identifier) ​​A part of the NSAP ATM address ! Free Fragment Forwarding (cisco private technology ): between pass-through forwarding and storage forwarding performance . =========================================================== =============== =========================================================== =============== =========================================================== =============== A: 10.0.0.0/8 Code IP over ATN equipment. Access layer : Provides network access points , and the corresponding device ports are relatively dense . Main devices : switches , hubs . dynamic entries ( dynamic entries ) for the first 2 layer and 3 to create a hardware device address dynamically layer FSIP Fast Serial Interface Processor (Fast Serial Interface Processor) Cisco 7000 Router silent A service-related sublayer of the AAL ATM adaptation layer data link layer, data link layer from other applications CO central office (central office) , all circuits in a certain area are connected here, is the subscriber line The minimum information transmission rate agreed by the Frame Relay network, measured in b/s . the adjacency ( abutting ) the relationship between the neighboring routers and end nodes use a common media segment established to The network node becomes the activity monitor and is responsible for managing tasks such as preventing loops and ensuring that tokens are not lost. WAN type and encapsulation protocol : Set vtp line password (Telnet) line vty 0 ? all-routes explorer packet ( full routing packet detection ) a can pass over the entire SRB sounding packet network, call admission control ( call admission control ) the ATM network device in a traffic management, it is a cofiguration register ( Configuration Register ) ----- in hardware or software stored in a 16 -bit value may be configurable, it is determined during initialization Cisco router functions. In hardware, the bit position is set using a jumper. In software, it is set by the specified special bit pattern. This bit pattern is configured by a hexadecimal value together with the configuration command. A (config) #inte s 1 enters s 1 interface When configuring IGRP , you need to pay attention to the autonomous system number . BGP Password cisco login Data Link layer ( data link layer ) the OSI of the reference model 2 layer which ensures that data across the physical link Rip V1 uses broadcast announcement broadcast address : 255.255.255.255 Ip address 1.1.1.1 255.0.0.0 Configure the IP address of the interface Terminal history size <0-256> set command buffer size 0: means no cache RIP supplement : Configuration information. Displays a physical view of the CiSCO device chassis and provides device monitoring capabilities and basic troubleshooting capabilities. Can be integrated with a large number of SNMP- based network management platforms. byte-oriented protocol ( byte oriented protocol ) to mark the frame boundaries, the use of a user character It is one of the four link metrics exchanged by PTSP to test the reliability of ATM network resources. Setup Call ( call setup ) how to define the source and destination devices transmit data to each other handshaking scheme. Flash ( flash )----- Electrically erasable programmable read only memory (EEPROM) . Used by default to save CiscoIOS on the router . Routers running BGP ; they use a TCP port on layer 4 of the OSI Reference Model . Especially using TCP Show frame-relay lmi show frame-relay pvc show frame-relay map 10.1.1.1/255.255.255.255 Network and terminal emulation software to connect asynchronous devices - a LAN or the WAN , to provide supported protocol routing synchronous or asynchronous. Network 192.168.1.0 0.0.0.255 area 0 PAT configuration Anycast----- An ATM address that can be shared by multiple end systems, allowing requests to be sent to a node that provides special services. When the destination address is unknown , the switch will flood the data frame ( the target address is known , the frame will not be flooded ) PAT configuration Whether a given node ID in an AppleTalk network is used by another node. If the node ID is used at the end,ccie security v5 lab equipment, the sending node can use the ID of that node . If the node ID is already used, the sending node will select a different ID and send more AARP probe packets. See AARP A collection of self-management systems that do not rely on information received from other systems or groups. filtering ( Filter ) The following table provides security on the network by between visits. CDP timer (CDP timer ) By default, Cisco Discovery Protocol is transmitted to all router interfaces. QoS class. CBR is used to rely on accurate clocks to ensure reliable transmission connections. Compare ABR and VBR . Servers, workstations, ATM- to- LAN switches, and ATM routers. show flash: view flash in the IOS file data encapsulation ( data encapsulated ) message is a protocol in the data portion of another protocol extended IP accesslist ( extended IP access list ) by logical address, the network layer protocol header word =========================================================== =============== Standard access control list : Detect only the access control list of the source address extension : source address , destination address , protocol , port number FRAS FR access support (Frame Relay Access Support) ----- Cisco IOS a characteristic of the software, which allows the SDLC , Ethernet, Token Ring and Frame Relay connections IBM upper frame relay network equipment can Other Designated bridge (the designated bridge ) has the most in the process of forwarding frames from a network segment to a routing bridge. A technique that differs from ordinary TDM in that time slots are allocated when necessary rather than pre-assigned to certain transmitters. Compare FDM , statistical multiplexing, and TDM . CO central office (central office) , all circuits in a certain area are connected here, is the subscriber line EIGRP see Enhanced IGRP . DCC data Country Code (Data Country Code) developed by the ATM Forum for the use of private networks =========================================================== =============== One of the two ATM address formats " contrast ICD . ADSU ATM data service unit (ATM Data Service Unit) is used by HSSI connection mechanism compatible A feature that changes routing. between. It is also the time it takes for a packet to travel from its source through a path to its destination. See latency . Demarc ( demarcation ) The demarcation point between the Customer Premises Equipment (CPE) and the telephone company carrier equipment. A non-distributed backbone. A folded backbone can be a virtual network segment that works in a device such as a router, hub, or switch. Cost ( cost ), also known as path cost, an arbitrary value, based on the number of hops, bandwidth, or other juices, UDP ( User Message Protocol ), no connection , no retransmission mechanism , unreliable transmission ASCII American Standard Code for Information Exchange (American Standard Code for Information Interchange) representing character . 8 -bit code, by the seven data bits plus a parity bit. 1. Port-based implementation , static VLAN 2. Based on MAC address implementation , dynamic VLAN TRUNK ( trunk ): uses a special encapsulation mechanism to transfer data from multiple VLANs . CIDR stepless routing domain (Classless Interdomain Routing) stepless routing protocol Sended and is not reliable. Compare connection-oriented . See virtual circuit . A logical collection of information. IP datagrams have become the main unit of information for the Internet. In the OSI layers reference model, the term cell (Cell) , frame (Frame) , the message (message) and the segment (segment) also define these logical information groupings. BPDU: Bridge Protocol Data Unit Bridge Protocol Data Unit Show ip route eigrp to see the best route for all EIGRP ( stored in the routing table ) Enterprise network (a corporate network ) that connects a major location in a large company or organization Copy running-config startup-config saves the current configuration concept : Other routers maintain a record of existing available routes AEP AppleTalk Response Protocol (AppleTalk Echo Router igrp as number is the autonomous system number ( autonomous domain ) network main class network number ABC number debug ip igrp events debug igrp related events " The main explanation is B , C words that begin with. (ChinaITLab) =========================================================== =============== DUAL Diffusing Update Algorithm (Diffusing Update Algorithm) used in the Enhanced IGRP , this If the router does not store the loopback , select the highest IP from the physical interface as the RouterID (the interface must be active ) Show cdp neighbors to view CDP neighbors ( without IP) 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 . B#show ip nat translations view translation relationship table The E-1 transmission line can be leased from a public carrier company for use as a dedicated line. =========================================================== =============== Neighbor indicates a specific neighbor DNS is associated. See DNS . R6(config-if)#ip address 1.1.1.1 255.255.255.0 1900 only supports ISL trunk protocol 2950 only supports 802.1Q trunk protocol 3550 supports 802.1Q and 10.1.1.1/0.0.0.0 Beacon ( beacon ) An FBDT device or token ring frame that indicates a serious problem on the ring, such as electricity ELAN emulation LAN (emulated LAN) emulates Ethernet or commands using a client / server model =========================================================== =============== B (config-if) #ip nat inside configured S0 interface inside the network 1. Switch and bridge 2. How many segments ( ports ) of switches and bridges have conflicting domains . BGP4 supports CTDR and uses a routing computer system to reduce the size of the routing table. See CIDR . Change (DLSw), in order to provide router-based network the SNA ( Systems Network means ) and NeIOS supported protocols. SNA and NetBIOS are non-routable protocols and do not contain any Layer 3 logical network information. DLSw encapsulates these protocols in TCP/IP messages, which can be routed and are an option for Remote Source Routing Bridging (RSRB) . B(config)#inte s 0 NET / ADAPTIVE company in I991 co-founded the international organization, the organization for the development and promotion of the ATM standards-based technology implementation of the agreement. The ATM Forum relaxed the official standards developed by ANSI and ITU.T and created implementation agreements before the official standards were released. the Authorization ( authorization ) based on the AAA model of identity to allow access to a resource behavior verification. =========================================================== =============== 10.1.1.0/0.0.0.255 Data link layer : broadcast storm ( broadcasting storm ) on the network an unwelcome event, it turned on by any number of broadcast 1. The content of the announcement : a copy of the routing table (copy) 2. The time of the announcement : periodicity 3. The object of the announcement : the directly connected neighbor router Show cdp interface serial 1 View the CDP information of the interface. DSR modem is ready (Data Set Ready) ----- When the DCE energized and ready to run, this 1Gbps 4 IGRP is a CISCO private routing protocol that can only be implemented and deployed on CISCO routers . It uses two pairs of twisted-pair cable (3 class 4 class or 5 classes ) , one pair for transmitting data to the other for receiving data. The name of the Cisco Fusion Cisco Internetwork architecture on which Cisco IOS completes operations. design B(config)#inte s 1 When to disconnect Advertising ( advertisement ) routing or service update is sent at a given interval, allowing on the network collapsed backbone ( folded backbone ) all network segments via a network interconnection device connected to each other (PDU) Add header information. For example, in Internet terminology. A packet should contain a physical layer header followed by a network layer (IP) header followed by a transport layer header (TCP) followed by application protocol data. Programs ( such as email or file transfers ) to provide services. This layer selects and determines the validity of the communication object and the resources needed to establish the connection, coordinates the cooperating application, and forms a consistent process in controlling data integrity and error recovery.