PassLeader Free Juniper JN0-370 Dumps with VCE and PDF (Question 21 – Question 40)

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You are informed that a server in VLAN Blue cannot communicate with a server in VLAN Red. The QFabric system is providing gateway services for the attached VLANs. What must be verified to ensure connectivity? (Choose two.)

A.    That RVIs are properly configured
B.    That the ARP table lists MAC addresses for the source and the destination hosts
C.    That the VLAN unit numbers and VLAN IDs match
D.    That the interfaces are not in access mode

Answer: AB

The server administrator has reported a connectivity issue between Server A and Server B, which belong to the VLANs v10 and v20 respectively. Both servers are connected to the network Node group in a QFabric system. What would be two reasons for this problem? (Choose two.)

A.    The servers are not connected to a server Node group.
B.    The servers do not have the proper gateways defined.
C.    The QFabric system does not have the required RVIs configured and assigned to VLANs v10 and v20.
D.    The QFabric system does not have the sufficient PFE resources assigned to the network Node group.

Answer: BC

What are two limitations of direct attached storage (DAS) within the data center? (Choose two.)

A.    Storage capacity utilization
B.    Storage performance
C.    Storage protocol support
D.    Storage scalability

Answer: AD

Which two storage protocols are supported by a QFabric system? (Choose two.)

A.    Fibre Channel over Ethernet (FCoE)
B.    Serial Attached SCSI (SAS)
C.    Network File System (NFS)
D.    Enterprise Systems Connection (ESCON)

Answer: AC

What is a function of enhanced transmission selection (ETS) within a QFabric system?

A.    To limit flows per physical interface
B.    To pause flows per physical interface
C.    To prioritize flows per traffic class
D.    To increase flows per physical interface

Answer: C

Which statement is true about data center bridging?

A.    It is required for FC traffic.
B.    It is required for NFS traffic.
C.    It is required for iSCSI traffic.
D.    It is required for FCoE traffic.

Answer: D

You are asked to enable Fibre Channel over Ethernet (FCoE) on a QFabric system. Which two CLI commands would you use to configure this? (Choose two.)

A.    *set protocols lldp interface all*
B.    *set protocols igmp-snooping vlan native enable*
C.    *set protocols dcbx interface all*
D.    *set fc-fabrics test fabric-type proxy*

Answer: AC

You configured your QFabric system as an FCoE transit switch and FCoE traffic is not passing between a server and your FCoE gateway. What are two possible reasons for the traffic loss? (Choose two.)

A.    You did not enable FIP.
B.    You did not map the *fcoe* forwarding class to queue 3.
C.    All Ethernet interfaces on the QFabric system have been configured with MTU 2000.
D.    All Ethernet interfaces on the QFabric system have been configured for jumbo frame support.

Answer: AC

Referring to the exhibit, which data center bridging (DCB) standard is shown?

A.    Priority-based flow control (PFC)
B.    Quantized congestion notification (OCN)
C.    Enhanced transmission selection (ETS)
D.    Shortest-path bridging (SPB)

Answer: C

Which two statements about BGP are accurate? (Choose two.)

A.    BGP uses UDP port 500 for connectivity.
B.    BGP uses TCP port 179 for connectivity.
C.    External peering sessions require an underlying IGP.
D.    Internal peering sessions require an underlying IGP.

Answer: BD

Which two elements contribute to the bridge ID when configuring RSTP? (Choose two.)

A.    designated MAC address
B.    bridge priority
C.    extended system ID
D.    root ID
E.    bridge address

Answer: AB

You want to influence how traffic enters your network. Using industry best practices, which two BGP attributes would you modify to accomplish this goal? (Choose two.)

A.    AS Path
B.    Local Preference
C.    Next Hop
D.    MED

Answer: AD

You have recently installed a second Routing Engine (RE) in your router. Which two statements correctly describe the expected behavior if the primary RE fails? (Choose two.)

A.    The backup RE will assume the master role once the packet forwarding engine restarts.
B.    The backup RE will immediately assume the master role.
C.    The new master RE restarts the routing protocol process (rpd) and establishes any required adjacencies based on the configuration.
D.    The new master RE maintains the existing protocol adjacencies initially established by the previous master RE.

Answer: AC

Which command would you use to verify the presence of VPN routes on a PE device?

A.    show route table bgp.l3vpn.0
B.    show route protocol bgp terse | count
C.    show route table inet.0
D.    show route route-type vpn

Answer: A

Which statement is true of a Layer 2 circuit?

A.    Layer 2 circuits use BGP for signaling
B.    Layer 2 circuits use OSPF for signaling
C.    Layer 2 circuits use LDP for signaling
D.    Layer 2 circuits rely on RSVP for signaling

Answer: C

An operator is unable to establish any IS-IS adjacencies on a router in the network. Based on the configuration shown in the exhibit, what is the problem?

A.    Interface loO must be configured in the IS-IS hierarchy
B.    Each network interface needs a unique family ISO address
C.    The IS-IS level for an each interface must be specified
D.    The ISO address for interface loO is not in hex format

Answer: A

What are three circumstances under which a router sends link-state PDUs (LSPs)? (Choose three.)

A.    LSPs are sent periodically every 9 seconds
B.    LSPs are sent when there is a network change
C.    LSPs are sent during adjacency formation
D.    LSPs are sent in response to CSNP messages
E.    LSPs are sent in response to PSNP messages

Answer: BCE

In an RSTP network, which combination of port types can exist on the root bridge?

A.    There can be some combination of designated ports and backup ports
B.    There can be some combination of root ports and alternate ports
C.    All ports will be designated ports
D.    All ports will be root ports

Answer: C

Your company has purchased two new Juniper Networks MX480 routers. Your manager has asked you to add these two devices to the existing ISIS network. Which two rules about ISIS adjacencies must you consider when carrying out the configuration? (Choose two.)

A.    For Level 1 adjacencies, area IDs must be the same
B.    For Level 2 adjacencies area IDs must be the same
C.    The IS-IS levels configured on the interfaces must be the same
D.    The IS-IS levels on the interfaces can be different

Answer: AC

In the evaluation of an RSTP configuration BPDU, which two values are contained in the Bridge ID value? (Choose two.)

A.    root bridge address
B.    priority
C.    originating bridge address
D.    port number

Answer: BC

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