Refer to the exhibit. In the diagram, the switches are running IEEE 802.1w RSPT. On which ports should root guard be enabled in order to facilitate deterministic root bridge election under normal and failure scenarios? ()
A.GE-3/1,GE-3/2
B.FE-2/1,F(xiàn)E-3/2
C.GE-1/1,GE-1/2
D.GE-4/1,GE-4/2
E.GE-2/1,GE-2/2
F.GE-3/1,GE-3/2,GE-4/1,GE-4/2,F(xiàn)E-2/1,F(xiàn)E-3/2
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Refer to the exhibit. In the diagram, the switches are running IEEE 802.1s MST. Which ports are in the MST blocking state?()
A.GE-1/2 and GE 2/1
B.GE-1/1 and GE-2/2
C.GE-3/2 and GE 4/1
D.no ports are in the blocking state
E.There is not enough information to determine which ports are in the blocking state
A.UniDirectional Link Detection
B.Hot Standby Router Protocol
C.Virtual Router Redundancy Protocol
D.PortFast
E.root guard
F.loop guard
A.interface bandwidth
B.interface delay
C.interface bandwidth and delay
D.hop count
E.bridge priority
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Refer to the exhibit.Which statement describes DLCI 17?()
DHCP SERVER在給一個(gè)網(wǎng)段設(shè)置POOL時(shí),該網(wǎng)段路由器接口地址能不能放入POOL,能why,不能why。
The following configuration line was added to router R1 Access-list 101 permit ip 10.25.30.00.0.0.255 any What is the effect of this access list configuration?()
four switches, which one will be root switch.(no pic).
what is the advantage of policing opposite to shaping?
hsrp speak狀態(tài)是什么意思?
What is the next state of initial in spanning-tree protocol?
what is four ospf area type?
what is the disadvantage of policing?
Which of the following describes the roles of devices in a WAN?()