ACFE Flashcards
Which of these features is not provided by OmniVista 2500 NMS
A, Unified access
B, OpenFlow Controller
C, Device Localization
D, Quarantine Manager
B, OpenFlow Controller
Only authorized users with credentials are able to administrate the OmniVista 2500 NMS
A, True
B, False
A, True
It’s possible to have 802.1x and MAC authentication users on the same port
A, True
B, False
A, True
Which of the following OmniSwitches is/are HPoE (802.3bt) compatible?
A, OmniSwitch 2260
B, OmniSwitch 6865
C, OmniSwitch 6560
D, All of the above
E, Non of the above
B, OmniSwitch 6865
In AOS R8, what command would you use to tag vlan 3 on port 1/3?
A, vlan 3 802.1q 1/3
B, vlan 3 port 1/3 tagged
C, vlan 3 members port 1/3 tagged
D, vlan 3 enable 802.1q
C, vlan 3 members port 1/3 tagged
When LACP is implemented on an OS6860, non-unicast traffic is load balanced using L2 or L3 SA/DA by default
A, True
B, False
B, False
On an OmniSwitch, all physical ports belonging to a ling aggregate (linkagg) participate in the spanning tree algoritm
A, True
B, False
B, False
If the spanning tree protocol is disabled for a VLAN, what will be the state of the ports belonging to that VLAN?
A, Blocking
B, Forwarding
C, Down
D, non of the above
B, Forwarding
On an OmniSwitch the MAC address of all ports is identical
A, True
B, False
B, False
Tagged ports can participate in more than one spanning tree instance
A, True
B, False
A, True
When using 802.1d what are the possible port states?
A, Listening, Learning, Blocking, Disabled
B, Listening, Learning, Sending, Blocking
C, Listening, Learning, Forwarding, Disabled
D, Non of the above
A, Listening, Learning, Blocking, Disabled
Static ling aggregation is a standard and can be used between an OmniSwitch and other vendors products
A, True
B, False
B, False
PIM-SM uses the “Flood-and-prune” method to distribute the multicast traffic
A, True
B, False
B, False
When using DVMRP, what is the purpose of a “prune” message?
A, To tell the upstream router to begin sending a particular multicast stream
B, To remove the router from all multicast trees
C, To tell the upstream router to stop sending a particular multicast stream
D, To allow an edge device to remove itself from the multicast tree
C, To tell the upstream router to stop sending a particular multicast stream
When using VRRP, what is the purpose of the preempt parameter?
A, To allow a Backup router with a higher priority to assume the Master roles
B, Allow the master router to retain the master role even if the priority of the master becomes lower than that of the backup router
C, To allow a Backup router with a lower priority to assume the Master role
D, Allow the master to give up spontaneously the role of master and to provoke a new election quickly, without waiting for a timeout
A, To allow a Backup router with a higher priority to assume the Master roles
_________an L3 multicast routing protocol using routing information provided by routing protocols such as RIP or OSPF.
A, IGMP
B, DVMRP
C, PIM-SM
D, IPMS
C, PIM-SM
When VRRP is enabled, if the Master router fails which of the following will happen?
A, The Backup routeur with the highest VRID will take over
B, The Master router will send a message indicating it has failed
C, The Backup router with the highest priority will take over
D, The Backup router with the lowest priority will take over
C, The Backup router with the highest priority will take over
When configuring OSPF, all routers belonging to the backbone area must be in the same L3 subnetwork.
A, True
B, False
B, False
In VRRP, you can configure up to 2 routers to be the master VRRP for the same VLAN.
A, True
B, False
B, False
What is the purpose of a virtual link when using OSPF?
A, Allows a router to have a virtual connection to a different autonomous system
B, To provide a router with a physical connection to the backbone
C, Provides a virtual connection to the backbone for a router that is not physically connected
D, Used to connect two routers within an area
C, Provides a virtual connection to the backbone for a router that is not physically connected
IPMS delivers multicast packets to particular_______
A, VLANS
B, ports
C, users
D, subnets
B, ports
Using IGMP v1, if a device no longer wishes to receive a multicast stream, it will send an IGMP leave message.
A, True
B, False
B, False
On an OmniSwitch running OSPF, if a router has multiple, equal-cost paths to the same destination which of the following will it do?
A, Forward packets using the route that is not blocking
B , Utilize Equal-Cost Mulipath routing
C, Forward packets on the highest priority route in the routing table
D, none of the above
B , Utilize Equal-Cost Mulipath routing
With OSPF, the Designated Router (DR) is determined using “Hello” packets
A, True
B, False
A, True
What is the maximum number of 6860 in a virtual chassis
A, 6
B, 8
C, 10
D, 12
B, 8
If a VLAN contains both tagged and untagged ports, and the Spanning Tree protocol is configured in 1x1 mode, which of the following is true ?
A, If a VLAN appears as a tag on an 802.1q port, then the BPDUs for that VLAN are also tagged
B, If a VLAN appears as the configured default VLAN for the port, then BPDUs are not tagged
C, This is an invalid configuration
D, Both A and B
D, Both A and B
When configuring Server Load Balancing, what is a Virtual IP address?
A, A unique IP address assigned to each individual server. A different address is needed for each server in a cluster
B, A common IP address that is shared between all servers in the cluster
C, SLB does not use a Virtual IP address
D, A private address used only by the switch to forward packets to the appropriate server
B, A common IP address that is shared between all servers in the cluster
ERP is a protection mechanism that enables a 50ms convergence time upon a link or node failure
A, True
B, False
A, True
AOS OmniSwitches support Flat and 1x1 Spanning Tree modes for both tagged and untagged VLANs.
A, True
B, False
B, True
How many slots For Nis does the OS9800 have?
A, 4
B, 8
C, 16
D, 18
C, 16
The OmniSwitch 6250 family supports Server Load Balancing.
A, True
B, False
B, False
The Omniswitch 6250-24 or P24 is designed for:
A, Branch Office only
B, Branch Office and edge for small to medium companies
C, Edge for large companies only
D, Metro
B, Branch Office and edge for small to medium companies
The OmniSwitch 6850 family supports Server Load Balancing
A, True
B, False
A, True
The 6850-24 provides
A, 24 ports of 10/100/1000 POE
B, 24 ports of 100baseFX
C, 24 ports of 10/100/1000 copper
D, 48 ports of 10/100 copper
C, 24 ports of 10/100/1000 copper
OS6250 AOS supported software features include
A, Standard L2
B, AOS L2 + Basic L3+
C, AOS L2 + Basic L3
D, AOS L2 + Advanced L3
C, AOS L2 + Basic L3