361

#6 You must configure an MX Series device to receive and forward a mixture of single-tag and dual-tag frames on interface xe-0/0/0. In this scenario what will accomplish goal?. A. xe-0/0/0 { flexible-vlan-tagging; }. B. xe-0/0/0 { stacked-vlan-tagging; }. C. xe-0/0/0 { vlan-vci-tagging; }. D. xe-0/0/0 { vlan-tagging;.

#7 You have configured the IBGP group shown in the exhibit. However, committing your configuration fails. Which parameter should you add to the IBGP group configuration to correct the problem?. A. Type external. B. Type internal. C. Export <policy name>. D. As -override.

#8 You have configured OSPF between two routers. The OSPF adjacency will not form. Referring to the exhibit, what is the problem?. A. Router is not receiving hellos on the configured interface. B. The OSPF version does not match on the configured interfaces. C. The router is not sending hellos on the configured interface. D. The area does not match on the configured interfaces.

#9 Referring to the configuration in the exhibit, which statement is true?. A. The next-hop 172.16.1.2 must be directly connected to the router for route 192.168.5.0/24 to be active. B. The next-hop 172.16.1.2 must be part of an active route in route table inet.0 for route 192.168.5.0/24 to be active. C. The next-hop 172.16.1.2 must respond to ping commands for the route 192.168.5.0/24 to be active. D. The next-hop 172.16.1.2 must be active in route table inet.3 for the route 192.168.5.0/24 to be active.

#10 Which two statements are correct about default BGP route propagation? (Choose two.). A. IBGP speakers advertise IBGP-learned routes to other IBGP peers. B. EBGP speakers advertise IBGP-learned routes to other EBGP peers by using a policy. C. IBGP speakers advertise EBGP-learned routes to other IBGP peers. D. EBGP speakers advertise IBGP-learned routes to other EBGP peers.

#11 You asked to deploy a large-scale IS-IS network with multiple areas. In this scenario, which two statements are true? (Choose two.). A. The area IDs must be the same for Level 2 routers to from an adjacency. B. Level1 routers can from an adjacency with any other Level 1 router. C. Level1 routers can from an adjacency with any other Level 2 router. D. The area IDs must be the same for Level1 routers to from an adjacency.

#12 You want to save adjacency formation time between two routers participating in OSPF, as well as reduce the size of the OSPF link-state database. How would you accomplish these tasks?. A. Configure a virtual link. B. Specify a designated router. C. Specify a backup designated router. D. Define a point-to-point connection.

#13 Customer 1 has experienced some hardware failures that erroneously transitioned some links into a forwarding state, as shown in the exhibit. In this scenario, which STP feature set would solve this problem?. A. MAC movement protection. B. Loop protection. C. BPDU protection. D. Root protection.

#14 You are using OSPF as your IGP in your network. You have applied the OSPF configuration shown in the exhibit to router R1. Which statement is true in this scenario?. A. Router R1 must be configured as a stub area for Area 0.0.0.0. B. Router R1 will send a default route to router R2. C. Router R2 will not have a route to subnet 172.16.4.0/24. D. Router R3 will not have a route to subnet 172.16.3.0/24.

#15 Which two statements are true about VRRP? (Choose two.). A. VRRP requires redundant REs on each member. B. Interfaces within the same VRRP group do not have to be on the same subnet for each member. C. Interfaces within the same VRRP group must be on the same subnet for each member. D. VRRP does not require redundant REs on each member.

#16 You are receiving the same route prefix from four EBGP neighbors. Based on the information provided in the exhibit, which route will become active?. A. Route2. B. Route3. C. Route4. D. Route1.

#17 Which two fields of a hello packet must match on both routers when forming an OSPF adjacency? (Choose two.). A. Hello interval. B. Designated route. C. Router priority. D. Network mask.

#18 You have just configured IS-IS, but the adjacency is not coming up. Referring to the exhibit, what is the cause?. A. Only one side is configured using the point-to-point parameter. B. One router is configured for Level 2 only. C. The routers must be in different areas. D. The family iso parameters is missing on the interfaces.

#19 You are establishing RSVP LSPs through your MPLS-enabled network. You are asked to ensure that the LSPs will support end-to-end class-of-service handling. Which statement is correct in this scenario?. A. Configure ultimate-hop-popping on the egress device. B. Configure implicit-null on all MPLS-enabled devices. C. Configure explicit-null on all MPLS-enabled devices. D. Configure entropy-label on the egress device.

#20 Referring to the exhibit, which configuration must be set on R2 to from a Level 1 IS-IS adjacency with R1?. A. Set interfaces lo0 unit 0 family iso address 49.0001.3415.0010.0250.0000.0046.00. B. Set interfaces lo0 unit 0 family iso address 49.0002.3414.0010.0250.0000.0046.00. C. Set interfaces lo0 unit 0 family iso address 49.0002.3415.0010.0250.0000.0046.00. D. Set interfaces lo0 unit 0 family iso address 49.0001.3414.0010.0250.0000.0046.00.

#21 What are three label operations that an MPLS-enabled router performs? (Choose three.). A. swap. B. push. C. pop. D. insert. E. rewrite.

#22 A customer has two VLANs to extend between Site-1 and Site-2. The customer does not want to route the VLANs or renumber the VLANs. Referring to the exhibit, which two VLAN IDs are egressing the MX Series device towards the optical transport network after translation? (Choose two.). A. 500. B. 501. C. 201. D. 200.

#23 Which two statements are true about NSR? (Choose two.). A. NSR requires graceful restart to function properly. B. NSR requires redundant REs. C. NSR requires only one RE. D. NSR requires GRES to function properly.

#24 An IS-IS TLV includes which two attributes? (Choose two.). A. Topology. B. Vector. C. Length. D. Value.

#25 What are two valid next-hop types that would be configured for a static route? (Choose two.). A. An egress interface name. B. An IP address. C. An igress interface name. D. A MAC address.

#26 Which two Layer 2 protocols are supported on MX Series devices? (Choose two.). A. BGP. B. RIP. C. RSTP. D. MSTP.

#27 Which statement is true regarding default MPLS label handling?. A. A router that pops a label from a label stack always pushes a new label on the packet. B. A router that pops a label from a label stack forwards a frame based on the label that was popped. C. A router that pops a label from a label stack forwards a frame based on the underlying destination IP address. D. A router that pops a label from a label stack applies class of service based on the IP header to ToS bits.

#28 Referring to the exhibit, the GRE tunnel between R-1 and R2 allows connectivity between User-1 and Server-1. User-1 can communicate with Server-1 with packets that are up to 1448 bytes in size. However, if the packet size is larger than 1448, User-1 cannot communicate with Server-1. In this scenario, how do you solve the communication problem?. A. Change the physical MTU on the ge-0/0/3 interfaces on R-1 and R-2 to 1448 bytes. B. Change the physical MTU on the gr-0/0/0 interfaces on R-1 and R-2 to 1448 bytes. C. Apply the allow-fragmentation statement to the GRE tunnel configuration. D. Apply the path-mtu-discovery statement to the GRE tunnel configuration.

#29 You are configuring a default static route using the default preference value. You want to ensure that any static route that you configure in the future will be less preferred than the OSPF routes that are configured on the network. Which command will accomplish this task?. A. set protocols ospf preference 6. B. set routing-options static route <IP address> preference 9. C. set routing-options static defaults preference 20. D. set routing-options static defaults passive.

#30 Which two routing protocols make use of a designated router, or pseudo node, to represent a broadcast network? (Choose two.). A. BGP. B. OSPF. C. MPLS. D. IS-IS.

#31 Referring to the exhibit, which two statements are true? (Choose two.). A. The LSP is protected with link protection. B. The last node in the path will not pop the MPLS label. C. The last node in the path will pop the MPLS label. D. The LSP is protected with fast reroute.

#32 Which two statements are correct regarding TLVs in IS-IS? (Choose two.). A. PDUs contain different TLVs. B. TLVs contain different PDUs. C. The TLV attributes are type, length, and value. D. The TLV attributes are time. Length, and variable.

#33 In the exhibit, which two routers will perform a swap action on LSP1? (Choose two.). A. R1. B. R2. C. R4. D. R3.

#34 Your router has an external peering session to 10.10.25.5 and several internal peers. However, routes learned from EBGP peers are showing up in a hidden state on IBGP peers. Where would you apply the policy shown in the exhibit to solve this issue?. A. Apply the next-hop-self as an export policy to the external BGP peers. B. Apply the next-hop-self as an import policy to the external BGP peers. C. Apply the next-hop-self as an export policy to the internal BGP peers. D. Apply the next-hop-self as an import policy to the internal BGP peers.

#35 Which standards-based election protocol facilities redundancy in a LAN environment by eliminating a single point failure through the use of master and backup routers?. A. VRRP. B. BFD. C. graceful restart. D. ISSU.

#36 Referring to the exhibit, what is the result of applying this policy?. A. The 172.18.1.0/24 prefix will be redistributed into OSPF as an internal route. B. The 172.18.1.1/32 prefix will be redistributed into OSPF as an external route. C. The 172.18.1.0/24 prefix will be redistributed into OSPF as an external route. D. The 172.18.1.1/32 prefix will be redistributed into OSPF as an internal route.

#37 Referring to the exhibit, which IS-IS router will be selected as the DIS?. A. Router 1. B. Router 4. C. Router 2. D. Router 3.

#38 What are two methods for decreasing the size of an OSPF link-state database (LSDB)? (Choose two.). A. Ensure that all routers on a shared segment are configured with a priority value of 0. B. Use an interface type of p2p when possible. C. Segment large groups of routers into areas. D. Change a stub area to NSSA when possible.

#39 Referring to the configuration in the exhibit, which two statements are true? (Choose two.). A. The next-hop 172.16.1.2 must respond to ping commands for the route 192.168.5.0/24 to be active. B. The next-hop 172.16.1.2 must be active in route table inet 3 for the route 192.168.5.0/24 to be active. C. The next-hop 172.16.1.2 must be part of an active route in route table inet 0 for route 192.168.5.0/24 to be active. D. The next-hop 172.16.1.2 must be directly connected to the router for route 192.168.5.0/24 to be active.

#40 What is the correct simplification of the 2001:0000:0000:0234F:0000:CBFF:5CA1:A001 IPv6 address?. A. 2001::234F:0 :CBFF:5CA1:A001. B. 2001:0:0:234F:0:CBFF:5CA1:A1. C. 2001::234F:CBFF:5CA1:A001. D. 2001::234F::CBFF:5CA1:A001.

#41 Which two statements correctly describe the BGP community attribute? (Choose two.). A. Only one community can be associated with a route. B. The community attribute is an optional nontransitive attribute. C. Multiple communities can be associated with a route. D. The community attributes is an optional transitive attribute.

#42 You are planning the addition of a new EX3400 Series device to the network (EX-3400-7) to service MSTI-1 and MSTI-2. Referring to the exhibit, which requirement must be met on EX-3400-7 for the MSTP instances to become fully operational and resilient?. A. The MSTP revision-level must be incremented. B. The CIST must be extended to EX-3400-7. C. The MSTP configuration-name must be the same. D. The bridge-priority must match EX-3400-5 and EX-3400-6.

#43 Referring to the exhibit, which statement is correct about MVRP?. A. AS1’s VLAN ID list is missing an entry for VLAN 300. B. ES2 is not interested in VLAN 300. C. AS1 is not allowing ES2 access to VLAN 300. D. ES1 is not advertising VLAN 300 to AS1.

#44 Referring to the exhibit, which route(s) will be exported to neighbor 192.168.1.2?. A. 100.0.1/32 and 100.0.20.1/32. B. 10.0.0.0/24, 11.0.0.0/24,100.0.0.1/32, 100.0.20.1/32, and 192.168.1.1/32. C. 100.0.20.1/32, 192.168.1.1/32, and 100.0.0.1/32. D. 100.0.20.1/32.

#45 Which statement is true about GRE encapsulation?. A. Only the IP payload is encapsulated by GRE. B. Only the IP header is encapsulated by GRE. C. The entire packet is encapsulated by GRE. D. The entire frame is encapsulated by GRE.

#46 Which statement is true about routing instances on Junos devices?. A. Routing information cannot be shared between routing instance. B. Each routing protocol runs in a separate routing instance. C. Junos device support only one routing instance. D. Each routing instance is a unique grouping of routing tables, interfaces, and routing protocol parameters.

#47 What are tree types of interfaces that can be used in an MX Series device when implementing a virtual switch routing instance? (Choose three.). A. Trunk interface. B. Access interface. C. Layer 2 logical interface. D. GRE tunnel interface. E. Logical tunnel interface.

#48 Which statement is true when using VLANs in a bridge domain on an MX Series device?. A. The VLAN tags of the received packet are always translated. B. Only outer VLAN tags can be normalized. C. The VLAN tag of the received packet must match the VLAN tags associated with one of the logical interfaces. D. Outer and inner VLAN tags always checked at egress.

#49 What is required on the egress and ingress devices to transport IPv6 traffic across an IPv4 network?. A. An IP-IP interface. B. A TE tunnel interface. C. A GRE tunnel interface. D. A 6to 4 tunnel interface.

#50 Route - AS-Path - Origin - Local Preference - Route 1 - ISP 1 - 123 88 65512 I - 100 Route 2 - ISP 2 - 678 651111 E - 100 Route 3 - ISP 3 - 3245 6532 1231 65510 ? 200 Route 4 - ISP 4 - 65512 E - 150 You are receiving the same route prefix from four EBGP neighbors. Based on the information provided in the exhibit, which route will be selected?. A. Route 4. B. Route 1. C. Route 2. D. Route 3.

#51 Referring to the exhibit, what is the correct OSPF interface state for the ge-0/0/1 interface?. A. BDR. B. Down. C. DR. D. DRother.

#52 Your network consists of subnets shown in the exhibit. You are asked to create an aggregate route for Router 1. What is the appropriate prefix for the aggregate route in this scenario?. A. 172.42.32.0/20. B. 172.42.32.0/22. C. 172.42.32.0/19. D. 172.42.32.0/21.

#53 On an MX Series device, you must enable routing between VLANs 100,200, and the Internet ge-5/1/0, and ge-5/1/2 are bundled into interface ae3. Ge-5/1/4, and ge-5/1/5 are bundles into interface ae2. Both AE bundles trunk VLANs 100 and 200. In this scenario, what is the correct configuration snippet for VLAN 100?. A. interfaces { xe-2/1/0 { unit 0{ family inter { address 10.0.10.2/24; } } } irb { unit 0{ family inet { address 10.0.1.2/24; } } unit 1 family inet { address 10.0.2.2/24; } } } } bridge-domains { vlan-100{ domain-type bridge; vlan-id 100; interface ge-2/2/2.100; interface ae1.100; interface ae3.100; routing-interface irb.0; } }. B. interfaces { xe-2/1/0{ unit 0{ family inet { address 10.0.10.2/24; } } } ip-0/0/0{ unit 0{ family inet { address 10.0.1.2/24; } } unit 1{ family inet { address 10.0.2.2/24; } } } } bridge-domains { vlan-100{ domain-type bridge; vlan-id 100; interface ge-2/2/2.100; interface ae1.100; interface ae3.100; interface ip-0/0/0.0; } }. C. interfaces { xe-2/1/0 { unit 0 { family inet { address 10.0.10.2/24; } } } irb { unit 0{ family inet { address 10.0.1.2/24: } } unit 1 { family inet { address 10.0.2.2/24; } } } } bridge-domains { vlan-100{ domain-type bridge; vlan-id 100; interface ge-2/2/2.100; interface ae1.100; interface ae3.100; } }. D. interfaces { xe-2/1/0 { unit 0{ family inet { address 10.0.10.2/24; } } } ip-0/0/0 { unit 0 { family inet { address 10.0.1.2/24; } } unit 1 { family inet { address 10.0.2.2/24; } } } } bridge-domains { vlan-100{ domain-type bridge; vlan-id 100; interface ge-2/2/2.100; interface xe-2/1/0.0; interface ae1.100; interface ae3.100 interface ip-0/0/0.0; }.

#54 You have just configured a GRE tunnel, but you notice that the GRE tunnel is flapping. Referring to the exhibit, which two would you take to solve this problem? (Choose two.) . A. Add a specific static route to the local peer’s network with the remote devices’ loopback address as the next-hop gateway. B. Add a specific route to the remote device’s loopback address with the next-hop device defined as the next-hop gateway. C. Set the GRE interface with a larger TTL value. D. Remove the existing 192.168.2.0/30 static route.

#55 A customer pays for the bandwidth on a per-packet basis. The network administrator wants to constrain costs and prevent Layer 2 loops on a multihomed Layer 2 WAN network. Which technology would satisfy these requirements?. A. Rapid Spanning Tree Protocol. B. Multiple Spanning Tree Protocol. C. Loop protection. D. MPLS over GRE.

#56 Which Layer 2 mechanism logically groups network nodes into separate broadcast domains?. A. IS-IS levels. B. OSPF areas. C. VLAN. D. IP subnets.

#57 Referring to the configuration shown in the exhibit, which statement is true?. A. Traffic destined to address 192.168.5.1 will take next-hop 172.16.1.2. B. Traffic destined to address 192.168.5.1 will alternate between next-hops 172.16.1.2 and 172.16.1.3. C. Traffic destined to address 192.168.5.1 will take next-hop 10.0.1.1. D. Traffic destined to address 192.168.5.1 will take next-hop 172.16.1.3.

#58 Which three statements are true about GRES? (Choose three.). A. Kernel information is preserved. B. Interface information is preserved. C. GRES requires only one RE. D. GRES requires redundant REs. E. Control plane information is preserved.

#59 You are using RSVP to signal an MPLS LSP. Which statement is true in this scenario?. A. LSPs can be configured without any traffic engineering constraints. B. The traffic engineering database must be used for all LSPs. C. A primary path must be configured to establish an LSP. D. A secondary path must be configured to establish an LSP.

#60 By default, at which router will the implicit null (Label3) action take place for LSP shown in the exhibit?. A. R4. B. R2. C. R1. D. R3.

#61 You are asked to enable a new BGP connection on R1, which has an existing IPv4 peering with R2. The new peering with R3 will use IPv6. Referring to the exhibit, which two steps are required to enable the new IPv6 peering? (Choose two.). A. Configure an IPv6 address on the appropriate interface. B. Configure the rib inet6.0 statement under the BGP group. C. Configure an IPv6 neighbor address under the BGP group. D. Configure an IPv6 local address under the BGP group.

#62 You are setting up a new IS-IS adjacency between two devices. The new Level1 adjacency is not establishing. What would cause this behavior?. A. The routers support a minimum MTU of 1492 bytes. B. The Level 1 routers have mismatched area IDs. C. The router ID has not been explicitly configured. D. The IP addresses are on different subnets.

#63 Referring to the exhibit, R-1 and R-2 are connected with a LAG on the ae0 interface. However, the LAG is not operational. Which action will solve this problem?. A. Change one device to use LACP passive mode. B. Change the system ID on one device. C. Set the LACP system priority to a non-zero value on one device. D. Set the LACP system priority to a non-zero value on both devices.

#64 You are asked to configure and apply a new routing policy to influence routing advertisements received from a specific EBGP peer. In this scenario, which statement is true?. A. The new policy should be applied as an export policy for the specific EBGP peer. B. The new policy should be applied as an import policy for the specific EBGP peer. C. The new policy should be applied as an export for the EBGP group in which the peer is defined. D. The new policy should be applied as an import policy for the EBGP group in which the peer is defined.

#65 Which statement correctly describes a characteristic of IPv6 unicast addressing?. A. Global addresses are in the range of 2002::/16. B. Only one loopback address exists, ::1/128. C. Link-local addresses are in the range of FF00::/8. D. Link-local addresses are in the range of FE00::/12.

What is the OSPFv3 router ID?. A. 0.0.0.0. B. 192.168.1.1. C. 2001::1:2. D. 2001::192.168.1.1.

Because of recent network failures, additional circuits have been purchased. In addition, Fast reroute has been configured on critical MPLS LSPs. When the next failure occurs, which two time intervals will affect fast reroute? (Choose two.). A. The amount of time required to reroute the traffic onto the detour. B. The amount of time to detect a link or node failure. C. The amount of time required to recalculate the best detour. D. The amount of time it takes to ping the gateway on the detour link.

What is the TTL value for EBGP?. A. 64. B. 48. C. 255. D. 1.

What must be configured for all IBGP speakers in an AS to have consistent routing information?. A. Partial mesh of EBGP sessions between EBGP speakers. B. Default routes to the IBGP gateways. C. Static routes to the EBGP gateways. D. Full mesh of IBGP sessions between IBGP speakers.

Click the Exhibit. The router with the configuration shown in the exhibit has two interfaces, both of which are operational and can pass traffic. These interfaces are connected to two different routers, both of which are configured for OSPF area 0.0.0.1. The router has received LSAs and can now send traffic into the backbone area. Which two statements are correct? (Choose two.). A. The router is an ASBR. B. The router has only a single OSPF adjacency. C. The router is an ABR. D. The router has two OSPF adjacencies.