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Total 569 questions
What are three states for RSTP? (Choose three.)
- A. discarding
- B. blocking
- C. listening
- D. learning
- E. forwarding
Answer : A,D,E
Which Junos operational mode command displays all BGP routes sent to the 172.16.1.1 peer?
- A. show route sent-routes bgp 172.16.1.1
- B. show route send-protocol bgp 172.16.1.1
- C. show route advertised-routes bgp 172.16.1.1
- D. show route advertising-protocol bgp 172.16.1.1
Answer : D
Which step in the configuration of filter-based forwarding controls the selection of tables that will share interface routes?
- A. configuration of the RIB group
- B. configuration of the routing instance
- C. configuration of the filter match terms
- D. configuration of member interfaces
Answer : A
How does a Level 1 IS-IS router reach destinations outside its own area?
- A. through the closest Level 1 router
- B. along the best path to the destination
- C. through the closest Level 1/2 router
- D. through the closest designated intermediate system (DIS)
Answer : C
Which instance type is used when configuring filter-based forwarding?
- A. vrf
- B. forwarding
- C. virtual-router
- D. fbf
Answer : B
Which command verifies that graceful Routing Engine switchover (GRES) is operational?
- A. show system switchover on the master RE
- B. show system switchover on the backup RE
- C. show task replication on the master RE
- D. show task replication on the backup RE
Answer : B
Which port is selected as the designated port if a designated bridge has multiple ports connected to a LAN segment?
- A. The port with the highest port ID
- B. The port with the highest MAC address
- C. The port with the lowest port ID
- D. The port with the lowest MAC address
Answer : C
By default, how frequently does the designated intermediate system (DIS) send out its hello packets?
- A. 3 seconds
- B. 6 seconds
- C. 9 seconds
- D. 12 seconds
Answer : A
Under which hierarchy do you configure BGP neighbors?
- A. *[edit protocols bgp]*
- B. *[edit interfaces]*
- C. *[edit routing-options]*
- D. *[edit policy-options]*
Answer : A
Configuring bpdu-timeout-action enables which protection mechanism?
- A. root protection
- B. BPDU protection
- C. loop protection
- D. RSTP protection
Answer : C
Which configuration disables a port when more than 30,000 Kbps of broadcast traffic is received over an aggregated Ethernet interface with two member links?
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Answer : C
Using standard metrics, what is the maximum path cost in IS-IS?
- A. 15
- B. 16
- C. 63
- D. 1023
Answer : D
Which BGP attribute can modify only an adjacent AS's optimal entry point into the local
AS?
- A. MED
- B. local preference
- C. AS path
- D. community
Answer : A
Which three statements correctly describe the default BGP advertisement behavior in the
Junos OS? (Choose three.)
- A. Routes learned through EBGP are advertised to IBGP peers.
- B. Routes learned through EBGP are advertised to other EBGP peers.
- C. Routes learned through IBGP are advertised to other IBGP peers.
- D. Routes learned through IBGP will be advertised to EBGP peers.
- E. Routes learned through an IGP are automatically advertised to EBGP peers.
Answer : A,B,D
Which configuration correctly sets interface ge-0/0/4 in trunk mode, carrying VLANs v10 and v20?
- A. ge-0/0/4 { unit 0 { family ethernet-switching { vlan { members [ v10 v20 ]; } } } }
- B. ge-0/0/4 { unit 0 { family ethernet-switching { port-mode trunk; vlan { members [ v10 v20 ]; } } } }
- C. ge-0/0/4 { vlan-tagging; unit 0 { family ethernet-switching { port-mode trunk; vlan { members [ v10 v20 ]; } } } }
- D. ge-0/0/4 { unit 10 { family ethernet-switching; } unit 20 { family ethernet-switching; } }
Answer : B