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QUESTION 131
Which statement best describes the function of Stateful Packet Inspection Firewall in the 3Com Router 6000 series?
A. Mid-flow sessions can be classified
B. The origin of the packet is always know
C. Rules are applied to specific packet types
D. Packets from each side of the connection are matched

Correct Answer: D
QUESTION 132
Which command shows the correct syntax (software version 2.x) to configure an IP address on the first serial interface of the router 6040?
A. [RTA-Serial0/0] ip 10.1.3.1 24
B. [RTA-Serial0/0] ip interface10.1.3.1 24
C. <RTA-Serial0/0> ip address 10.1.3.1 24
D. [RTA-Serial1/0/0] ip address 10.1.3.1 24
E. [RTA-Serial0/0/0] ip address 10.1.3.1 24

Correct Answer: D
QUESTION 133
Which three resiliency features are supported on both the Router 3000 and Router 5000 products? (Choose three.)
A. The router shuts down any WAN interfaces without active traffic
B. Standby ports can provide both backup and load-sharing capabilities
C. Built-in Standby Center can provide standby ISDN BRI or ISDN PRI backup
D. When the traffic threshold is reached on all active ports, the standby interface with the lowest priority is activated
E. When the traffic threshold is reached on all active ports, the standby interface with the highest priority is activated
Correct Answer: BCE
QUESTION 134
Which best describes the 3Com Router 5000 family?
A. A family of modular routers with up to four option-module slots
B. A family of modular routers with up to eight option-module slots
C. A family of fixed-port routers with up to two 10/100 LAN ports and two WAN ports
D. A family of fixed-port routers with up to four 10/100 LAN ports and four WAN ports
Correct Answer: B
QUESTION 135
Which three are Integrated Services Digital Network (ISDN) customer benefits? (Choose three.)
A. Fast call setup
B. Always-on service
C. Digital signal quality
D. Flexible and reliable service
E. Inexpensive compared to xDSL and cable modem services

Correct Answer: ACD
QUESTION 136
What customer-premises equipment (CPE) always connects to the local loop digital service?
A. Analog modem
B. Permanent Virtual Circuit (PVC)
C. Private Branch Exchange (PBX)
D. Channel Service Unit (CSU)/ Data Service Unit (DSU)

Correct Answer: D
QUESTION 137
What is the key technology used by routers to filter IP data packets to or from the Internet?
A. IP Security (IPSec)
B. Access control lists (ACL)
C. Virtual Private Network (VPN)
D. Layer 2 Tunneling Protocol (L2TP)

Correct Answer: B
QUESTION 138
Which three protocols are used for creating Virtual Private Networks (VPNs)? (Choose three.)
A. IP Security (IPSec)
B. Dynamic Security Link
C. Layer 2 Tunneling Protocol (L2TP)
D. Network Address Translation (NAT)
E. Generic Routing Encapsulation (GRE)
F. Challenge Handshake Authentication Protocol (CHAP)
Correct Answer: ACE
QUESTION 139
Which three are features of IP Security (IPSec)? (Choose three.)
A. Is a Layer 2 Virtual Private network (VPN) protocol
B. Is a Layer 3 Virtual Private network (VPN) protocol
C. Can transport IP, IPX, AppleTalk and other protocols
D. Supports two security modes: tunneling and transport mode
E. Requires Point-to-Point Protocol (PPP) as a transport protocol
F. Consists of three protocols: Authentication Header, Encapsulation Security Payload, and Internet Key Exchange
Correct Answer: BDF
QUESTION 140
Which is the default match order used for ACL rules?
A. auto
B. LIFO
C. config
D. longest match
E. determined by ?bits

Correct Answer: C
QUESTION 141
During the creation of a Label Switched Path (LSP), which two statements most correctly describe the binding to an FEC? (Choose two.)
A. The binding is distributed from downstream to upstream
B. The binding is distributed from upstream to downstream
C. The label for each binding is assigned by the upstream LSR
D. The label for each binding is assigned by the downstream LSR

Correct Answer: AC
QUESTION 142
An IP frame in an Ethernet packet enters an MPLS domain. Where is the MPLS header inserted?
A. After the IP header
B. Before the Ethernet header
C. Between the Ethernet header and the IP header

Correct Answer: C
QUESTION 143
What is the total length of an MPLS header?
A. 16 bits
B. 20 bits
C. 24 bits
D. 32 bits
E. 40 bits

Correct Answer: D
QUESTION 144
Net-Summary LSAs are created by
A. BBR routers.
B. ASBR routers.
C. All IAR routers.
D. ABR routers only.
E. ASBR and ABR routers.

Correct Answer: D
QUESTION 145
Which three settings are used to determine the Designated Router (DR) when using Open Shortest Path First (OSPF)? (Choose three.)
A. A router with a priority of zero (0) cannot be the DR
B. The router with the highest priority is elected the DR
C. The router with the highest IP address is elected the DR
D. A router with a hexadecimal priority of F?cannot be the DR
E. If two routers have the same router priority, the highest router ID is elected the DR

Correct Answer: ABE
QUESTION 146
Click the Exhibit button. Referring to the diagram and configuration, which two commands are required to complete the OSPF configuration of Router B? (Choose two.)

A. [RTB-Serial0/0]undo inarp
B. [RTB-ospf-1] peer 10.0.0.1
C. [RTB-ospf-1] peer 10.0.0.3
D. [RTB-Serial0/0] fr interface-type dte
E. [RTB-Serial0/0] Ospf network-type NBMA

Correct Answer: BC
QUESTION 147
Which OSPF Neighbor states means that both routers have identical Link State Databases (LSDBs)?
A. Init
B. Full
C. 2-way
D. Synch
E. Exchange
Correct Answer: B
QUESTION 148
The optional parameter ragment?can be added to an ACL rule. To what IP packet does this rule then
apply?
A. First fragments only
B. Non-first fragments only
C. First fragments and non-first fragments only
D. Non-fragments, first fragments and non-first fragments

Correct Answer: B
QUESTION 149
In V2.x code on a 3Com 5000 or 6000 series router with firewall enabled, what happens when exact packet matching for fragments is enabled?
A. L3 information is recorded for all fragments
B. L3 information is recorded for first fragments
C. Non-L3 information is recorded for all fragments
D. Non-L3 information is recorded for first fragments

Correct Answer: D
QUESTION 150
In V2.x code on a 3Com 5000 or 6000 series router, which is NOT provided by Application Specific Packet Filtering (ASPF)?
A. Java Blocking
B. Site and content blocking
C. Enhanced session logging
D. Support for Port to Application Mapping (PAM)
E. Defense against Denial of Service (DoS) attacks

Correct Answer: B
QUESTION 151
Which two security protocols are supported in the 3Com Router 6000 Family, but not in the 3Com Router 5000 series? (Choose two.)
A. IP Security (IPSec)
B. RADIUS authentication
C. Internet Key Exchange (IKE)
D. Password Authentication Protocol (PAP)
E. Challenge Handshake Authentication Protocol (CHAP)
Correct Answer: AC
QUESTION 152
Which three are examples of packet-switched data networks (PSDN)? (Choose three.)
A. ATM
B. X.25
C. xDSL
D. T1/E1
E. Frame Relay
F. Synchronous Optical Network (SONET)
G. Integrated Services Digital Network (ISDN)
Correct Answer: ABE QUESTION 153
3COM 5000/6000 routers can provide reliable, uninterrupted and stable IP connectivity for end-users by using which protocol?
A. ASPF
B. HSRP
C. SRPU
D. VRRP
E. EIRGP

Correct Answer: D
QUESTION 154
Which two 3Com Router 3000 models have one ISDN BRI and one serial WAN port? (Choose two.)
A. Router 3012
B. Router 3013
C. Router 3015
D. Router 3016

Correct Answer: BC
QUESTION 155
Which three security features are supported on the Router 5000/6000 series? (Choose three.)
A. IP Security (IPSec)
B. RADIUS authentication
C. Restricted Proxy Server
D. Layer 2 Tunneling Protocol (L2TP)
E. Forces all WAN traffic through a VPN tunnel

Correct Answer: ABD
QUESTION 156
Which 3Com Router 3000 model provides a single T1/CTI/PRI WAN port?
A. Router 3012
B. Router 3013
C. Router 3015
D. Router 3016
Correct Answer: D
QUESTION 157
Which three IP routing protocols are supported by the Router 5000/6000 series? (Choose three.)
A. RIP
B. X.25
C. HDLC
D. OSPF
E. BGP-4
F. Frame Relay
Correct Answer: ADE
QUESTION 158
A router receives BGP information about a route. Which statement about the next hop address is always true?
A. It is reachable by the router
B. It is the address of another BGP router
C. It is on a subnet directly connected to the router
D. It is within the same Autonomous System as the router

Correct Answer: B
QUESTION 159
MPLS is a connection-based technology, requiring a connection setup phase before any data is exchanged between hosts.
A. True
B. False

Correct Answer: A
QUESTION 160
Which older technology concept does MPLS use?
A. X.25
B. ATM
C. ISDN
D. FDDI
E. Token ring

Correct Answer: B
QUESTION 161
Which two is true of Line Rate? (Choose two.)
A. Line Rate is a special case of Traffic Policing
B. Line Rate is a special case of Traffic Shaping
C. It limits the rate of input of all classified traffic on an interface
D. It limits the rate of output of all classified traffic on an interface
E. It limits the rate of input of all traffic on an interface, irrespective of any classification
F. It limits the rate of output of all traffic on an interface, irrespective of any classification

Correct Answer: BF
QUESTION 162
Quality of Service (QoS) is a general term for a set of techniques to manage network resources. Which is NOT one of those techniques?
A. Traffic Policing
B. Traffic Shaping
C. Traffic Metering
D. Congestion Avoidance
E. Congestion Management
F. Classification and Marking
Correct Answer: C
QUESTION 163
In a packet, what does an MPLS label identify?
A. The next hop switch
B. The destination subnet
C. The target egress switch
D. The Label Switched Path
E. The Forwarding Equivalence Class

Correct Answer: E
QUESTION 164
In the software version 2.x CLI, which of the following shows the correct syntax to add a network to OSPF Area 0?
A. <OSPF> Interface 10.1.2.0 24
B. [Router-Serial0] ospf enable area 0
C. [Router] Ospf 0 IP address 10.1.2.0 24
D. [Router-OSPF-1-0.0.0.0] Network 10.1.2.0 0.0.0.255
E. <Router-OSPF-1-0.0.0.0> Network 10.1.2.0 0.0.0.255

Correct Answer: D
QUESTION 165
Which four are characteristics of Frame Relay (FR) technology? (Choose four.)
A. FR is a fast packet-switching technology
B. FR only supports Switched Virtual Circuits (SVCs)
C. FR supports both point-to-point and point-to-multipoint configurations
D. FR can be configured in full-mesh, partial-mesh, ring and star configurations
E. FR uses Data Link Connection Identifiers (DLCIs) for virtual circuit identification
F. FR uses Inverse Address Resolution Protocol (ARP) to discover DLCI/IP address mapping
G. FR implements multiplexing, error detection and retransmission operations after error detection at the Data Link Layer (DLL)

Correct Answer: ACEF
QUESTION 166
Which Router 5000/6000 protocol ensures reliable, uninterrupted and stable IP connectivity for end-users, when configured on two or more 5000/6000 series router?
A. Backup Gateway Protocol (BaGP)
B. Virtual Router Redundancy Protocol (VRRP)
C. Dynamic Host Configuration Protocol (DHCP)
D. Advanced Peer-to-Peer Communications (APPC)
E. Distance Vector Multicast Routing Protocol (DVMRP)

Correct Answer: B
QUESTION 167
Which three types of security authentication are supported on the Router 5000/6000 series? (Choose three.)
A. RADIUS authentication
B. Message Authentication Code (MAC)
C. In-line Triple Data Encryption Algorithm (TDEA)
D. Authentication, Authorization, and Accounting (AAA)
E. Challenge Handshake Authentication Protocol (CHAP)

Correct Answer: ADE
QUESTION 168
Which type of ACL does the number range of 3000-3999 refer to in 3Com routers software version 2.x?
A. A basic ACL
B. An advanced ACL
C. A vlan-based ACL
D. A mac-based ACL
E. An interface-based ACL

Correct Answer: B
QUESTION 169
Which protocol is used for encryption (providing confidentiality) and authentication?
A. AH
B. IKE
C. ESP
D. tunnel mode.
E. transport mode

Correct Answer: C
QUESTION 170
Which three WAN technologies are supported on the Router 5000 series? (Choose three.)
A. ATM
B. X.25
C. ISDN
D. xDSL
E. Frame Relay

Correct Answer: BCE
QUESTION 171
What is the total length of an MPLS header?
A. 16 bits
B. 20 bits
C. 24 bits
D. 32 bits
E. 40 bits
Correct Answer: D
QUESTION 172
Which two 3Com Router 3000 models have one ISDN BRI and one serial WAN port? (Choose two.)
A. Router 3012
B. Router 3013
C. Router 3015
D. Router 3016
Correct Answer: BC
QUESTION 173
Quality of Service (QoS) is a general term for a set of techniques to manage network resources. Which is NOT one of those techniques?
A. Traffic Policing
B. Traffic Shaping
C. Traffic Metering
D. Congestion Avoidance
E. Congestion Management
F. Classification and Marking
Correct Answer: C

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