D-NWG-FN-23 무료 덤프문제 온라인 액세스

A network administrator is designing a Layer 2 topology and requires separate spanning-tree roots to avoid having a given port blocked for all instances. Which spanning-tree protocols will meet this need?

• A.RSTP & MSTP
• B.STP & RSTP-PV
• C.RSTP-PV & MSTP
• D.STP & RSTP

There is a spanning tree mismatch at the global level. PVST+ is configured on a VLT peer. All VLT port channels go down on both VLT peers. A syslog error message is generated. What is the correct action to resolve the issue?

• A.Verify the VLT LAG ID is configured correctly on both VLT peers.
• B.Perform a mismatch check after the VLT peer is established.
• C.Use the show VLT detail and show VLT brief commands to view the VLT port channel status information.
• D.Enable RSTP on both VLT peers.

Which configuration supports tagged frames on VLAN 20 and untagged frames on VLAN 5?

• A.interface ethernet 1/1/9
  switchport trunk mode allowed vlan 20 switchport access vlan 5 no shutdown
• B.interface ethernet 1/1/9 switchport mode trunk switchport trunk allowed vlan 20 switchport access vlan 5
• C.interface ethernet 1/1/9 switchport trunk allowed vlan 20 switchport access vlan 5 switchport mode trunk
• D.interface ethernet 1/1/9
  switchport trunk mode allowed vlan 20 switchport access mode vlan 5 no shutdown

A customer reports they can no longer access their services and a network administrator has been assigned to investigate. A UFD disabled error status appears on all ports. What caused the issue?

• A.Both a port channel and its members were assigned to an uplink-state group.
• B.Spanning tree Loop-guard was implemented on the uplink-state group.
• C.One of the upstream interfaces is an uplink-state group went down.
• D.There was no issue; this is normal behavior.

What version of IGMP is required by PIM-SSM receivers?

• A.IGMP 1
• B.IGMP 3
• C.IGMP 2
• D.IGMP snooping