Tag Archive: PassLeader 640-878 Dumps

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QUESTION 66
Which three statements about VLAN implementation in a Layer 2 switch environment are true? (Choose three.)

A.    The Cisco IOS switchport access vlan interface configuration command is used to configure the native VLAN on the switch port.
B.    802.1AD supports VLAN overlap.
C.    VLANs can span across multiple switches.
D.    802.1Q encapsulation is used to identify different VLANs on a trunk port.
E.    Inter-VLAN routing is performed between VLAN tunnel ports.

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QUESTION 61
On Cisco IOS XR software, what are the four valid address-family configuration command options in static route configuration mode? (Choose four.)

A.    address-family ipv4 unicast
B.    address-family ipv6 unicast
C.    address-family ipv4 multicast
D.    address-family ipv6 multicast
E.    address-family vpnv4
F.    address-family vpnv6

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QUESTION 51
When is a route-policy configuration needed on a Cisco IOS XR router using RPL?

A.    when enabling an IGP routing protocol configuration
B.    when enabling an EBGP peering configuration
C.    when enabling an IBGP peering configuration
D.    when enabling route redistribution
E.    when enabling an LDP peering configuration

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QUESTION 41
On Cisco IOS XR software, which two of the address-family command options in IS-IS configuration mode are valid? (Choose two)

A.    address-family clns
B.    address-family ipv4 unicast
C.    address-family ipv6 unicast
D.    address-family vpnv4
E.    address-family vpnv6

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QUESTION 31
On Cisco IOS XR software, how is LDP enabled on an interface?

A.    LDP is automatically enabled globally on all interfaces, when ip cef is enabled globally.
B.    LDP is enabled on each interface, using the mpls ip interface configuration command.
C.    LDP is enabled on each interface, using the interface command under mpls ldp (MPLS LDP configuration mode).
D.    LDP is enabled globally on all interfaces, using the mpls ldp global configuration command.
E.    LDP is enabled globally on all interfaces, using the mpls ip global configuration command.

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QUESTION 21
ISPs use which protocol to establish peering sessions in an Internet exchange point environment?

A.    LDP
B.    IS-IS
C.    BGP
D.    OSPF

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QUESTION 16
Refer to the two show output examples below. The switch with the e8ba.70b5.7180 MAC address is the root bridge for which VLAN or VLANs?

A.    VLAN 1
B.    VLAN 70
C.    VLAN 80
D.    VLANs 1, 70, and 80
E.    VLANs 1 and 70
F.    VLANs 1 and 80
G.    VLANs 70 and 80

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QUESTION 11
Which first-hop router redundancy protocol uses the active virtual gateway to assign a virtual MAC address to the active virtual forwarders?

A.    HSRP
B.    VRRP
C.    GLBP
D.    FHRP