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73 Cards in this Set
- Front
- Back
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Which OSI layer performs these functions:
- defining the end-to-end delivery of packets - defining of logical addressing |
Network Layer
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In what order is the boot sequence of a router executed?
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POST,Bootstrap,IOS,Configuration
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When an interface is placed administratively down, how do we bring this interface up?
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R1(config-if)#no shutdown
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A switch is powered up, and the system LED is amber. which of the following describes this situtation?
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the switch is malfunctioning.
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Which IOS command is used to store the config stored in RAM to the NVRAM?
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router# copy ru st
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Which EIGRP packet type is used for neighbor discovery?
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hello packet
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What is wrong with.....frame-relay map ip 10.0.0.2 17 broadcast?
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The DLCI is wrong, the correct command should be 16 for the virtual circuit(VC)
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Which IOS command would be used to set the privileged mode password to "cisco"?
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enable secret cisco
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Which protocol is responsible for negotiating and maintaining point-to-point protocol (PPP) connections?
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LCP(link control protocol)
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Which IOS command is used to view the current state of active routing protocols?
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sh ip protocols
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Which of the following are WAN protocols?
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PPP
HDLC Frame relay |
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Which of the following is used for infection containment during the threat detection and mitigation process?
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Cisco PIX firewall.
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Which IOS command is used to encrypt passwords on cisco routers?
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service password-encryption.
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How could you stop an unauthorized user from establishing a telnet connection to your router?
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config a ACL and apply it to virtual terminal line using the AccessClass command
conf a virtual terminal login process and password |
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Which of the following are port roles in the RSTP?
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alternate
desinated backup |
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Which IOS command is the best choice to use on cisco routers to set a password for telnet lines?
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line vty 0 4
login password 'password' |
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Which NAT term is used for the Ip address that is assigned to a host on the inside network?
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inside local address
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On a Cisco 2950 switch, which LED color combo indicates a POST failure?
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system LED: solid amber.
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Which IOS command will enable a switch to copy the config from NVRAM To its RAM?
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copy startup-config running-config
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Which IOS command can be used to troubleshoot switch startup problems on a 2950?
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show post
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Which situation could cause a switch to enter initial config mode upon booting?
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corrupt or missing config file in NVRAM mem.
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When packets are transmitted from one host to another across a routed segment, which addresses are changed?
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source MAC address
destination MAC address |
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What is the purpose of using the SHOW ARM command?
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to view the ARP cache
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Which IOS command configs route redistributation conditions when redistributing from one routing protocol to another?
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route-map
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what is true about synchronous serial ports?
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these ports can be used to provide leased-line or dial-up communications.
\\These ports can be used to conf high-speed lines (E1 or t1) |
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Which method does the Wi-Fi protected access (WPA) use to encrypt data
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MIC/TKIP
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What is the default interface configuration used by OSPF to run over fram relay?
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Non-Broadcast Multi-Access
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Which of the following are characteristics of OSPF?
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Administratrive distance of 110
OSPF uses Dijkstra algorithm to calc the SPF tree OSPF uses 224.0.0.6 as multicast address for ALLDRouters |
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Which EIGRP packet is not sent reliably over the network?
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acknowledgement
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What are features of WPA
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WPA provides secure wireless networking
solves issues found in WEP encryption |
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what is the max # of characters in a SSID
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32
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Valid Ranges for ACL's of standards ACL's?
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1-99
1300-1999 |
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Which IOS disables CDPv2?
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no cdp advertise-v2
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which of the following setting represent correct Hyperterminal properties?
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9600,8,NONE
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Want to view OSPF information on the Routing Process
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Show Ip OSPF
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what command copies the NVRAM?
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copy ru st
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what IOS command allows you to change the setting of the configuration register?
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config-register
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What is the Administrative distance of EIGRP?
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5
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what does the 110 output show in the IOS command "show ip route"
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the administrative distance
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what command is used to view the entire routing table?
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the "sh ip route" command
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What is the term used for the Ethernet communication mechanism by which hosts can send and receive data simultaneously?
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Full-Duplex
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What is the primary benefit of the Virtual Local Area Network (VLAN) Trunking Protocol (VTP)?
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consistent VLAN configuration across switches in a domain
----- When an administrator adds, deletes, or renames VLANs, VTP propagates this information to all other switches in the VTP domain. This makes the process of VLAN changes a plug-and-play activity. |
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What are the port roles in the Rapid Spanning Tree Protocol (RSTP)?
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Designated
Backup Alternate |
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What configuration is needed to span a user defined Virtual LAN (VLAN) between two or more switches?
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A trunk connection should be set up between the switches
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Which of the following topologies is used in Wide Area Networks (WANs)?
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Synchronous Optical NETwork (SONET) is the standard topology for fiber optic networks. Developed in 1980s, SONET can transmit data at rates of up to 2.5 gigabits per second (Gbps).
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Which command would be used to list the most complete information about a specific VLAN on a Cisco Catalyst 2950 series switch?
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show spanning-tree vlan [vlan-id]
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Which service set type is created when wireless clients are connected to each other without using an access point?
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An Independent Basic Service Set (IBSS) is created when connecting wireless clients to each other without using an access point. Also called ad hoc mode, it does not require an intermediate access point to provide connectivity to the mobile clients.
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Which commands would you use to determine the hostname of the switch from which you had received VLAN information?
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show vtp status
show cdp neighbors detail |
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Which device will always have all of its ports in the same collision domain?
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Hub
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Which command would you use to see which switch interface is associated with a particular MAC address?
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show mac-address-table
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TRUE regarding Internet Protocol version 6 (IPv6) addresses?
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An IPv6 address is divided into eight 16-bit groups.
A double colon (::) can only be used once in a single IPv6 address. Groups with a value of 0 can be represented with a single 0 in IPv6 address. |
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Which device creates broadcast domains and enables communication across separate broadcast domains?
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Router
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following protocols are used in Voice over IP (VoIP) transmissions
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IP
UDP RTP |
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What command will display the Virtual LAN (VLAN) frame tagging method for a switch link?
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show interfaces trunk
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Which metric is used by the Routing Information Protocol (RIP) Version 2 protocol to determine the network path
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hop count
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You are configuring a serial link between a Cisco router and a router produced by another vendor. What would be the advantages of using Point to Point Protocol (PPP) over High Level Data Link Control (HDLC) in this scenario
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HDLC has a proprietary "type" field that may be incompatible with equipment from other vendors.
HDLC is available on non-Cisco routers. However, the Cisco implementation has a "type" field that may prevent the connection from working. |
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What is the purpose of frame tagging in Virtual LAN (VLAN) configurations?
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frame identification over trunk links
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What is dual stacking regarding IPv4 in conjunction with IPv6?
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Supports both protocols and sends IPv4 packets to IPv4 hosts and IPv6 packets to IPv6 Hosts.
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What is tunneling regarding IPv4 in conjunction with IPv6? MCT type
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Tunnel is manually configured; sends ipv6 through ipv4 network, typically between routers.
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What is tunneling regarding IPv4 in conjunction with IPv6? 6to4 type
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Tunnel endpoints are dynamically discovered; sends ipv6 through ipv4 network, typically between routers
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What is tunneling regarding IPv4 in conjunction with IPv6? ISATAP type
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Tunnel endpoints are dynamically discovered sends ipv6 through ipv4 network between routers; does not support ipv4 NAT
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What is tunneling regarding IPv4 in conjunction with IPv6? Teredo
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Typically used by hosts;; hosts creates ipv6 packet and encapsulates in ipv4
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What is NAT-PT regarding IPv4 in conjunction with IPv6?
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Router translates between ipv4 and ipv6; allows ipv4 hosts to communicate with ipv6 hosts.
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How could you abbreviate FE00:0000:0000:0001:0000:0000:0000:0056?
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FE00::1:0:0:56
Fe00:0::1::56 |
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How do you ensure which switch is the root bridge?
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conf t# spanning-tree vlan 1 priority primary
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How do you ensure which switch is the backup root bridge?
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conf t# spanning-tree vlan 1 priority secondary
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What is the range for bridge ID's?
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0-65536
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What is the steps required for switchport for vlan configuration?
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#conf t
#int (interfaceID) #switchport mode access #switchport acces vlan (vlanID) |
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STP Reasons for forwarding or blocking
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All the root switch's ports-forwarding (The root switch is always the designated switch on all connected segments)
Each Non-root switchs root port- Forwarding (the port through which the switch has the least cost to reach the root switch) |
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What is the correct format for Standard ACLs?
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access-list (#) (permit | deny) (IP add) (wildcard mask)
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What is the correct format for Extended ACLs?
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Access-list (ACL#) {permit | deny} (protocol) (source) (source Wildcard) (destination) (destination-wildcard) (Port)
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What is the ranges for standard access control lists?
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1-99
1300-1999 |
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What is the ranges for extended access control lists?
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100-199
2000-2699 |
