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单选题
UPSR protection switching is initiated by （）, while BLSR is initiated by （）.
A
the K1 SONET byte； the K2 SONET byte
B
the K2 SONET byte；the K1 SONET byte
C
transmitter switching；receiver detection
D
Line Overhead bytes；Path Overhead bytes
E
Path Overhead bytes；Line Overhead bytes
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更多 “单选题UPSR protection switching is initiated by （）, while BLSR is initiated by （）.A the K1 SONET byte； the K2 SONET byteB the K2 SONET byte；the K1 SONET byteC transmitter switching；receiver detectionD Line Overhead bytes；Path Overhead bytesE Path Overhead bytes；Line Overhead bytes” 相关考题
考题
When is the BA Classifier engaged for identifying the forwarding class of traffic in a Juniper router?()
A.after a packet is identified by a multifield classifierB.after the traffic passes though a shaperC.prior to ingress policing of trafficD.while the packet is stored in the switching fabric of the router
考题
The objective of information （ ） includes protection of information and property from theft，corruption，or natural disaster，while allowing the information and property to remain accessible and productive to its intended users.A. concurrency B. integrity C. consistency D. security
考题
UPSR protection switching is initiated by (), while BLSR is initiated by ().
A. the K1 SONET byte； the K2 SONET byteB. the K2 SONET byte；the K1 SONET byteC. transmitter switching；receiver detectionD. Line Overhead bytes；Path Overhead bytesE. Path Overhead bytes；Line Overhead bytes
考题
A customer has 2 DS1s to add between adjacent nodes in a UPSR ring. What type of circuit should you recommend?()
A. VT circuitsB. STS circuitsC. VT tunnel circuitsD. 1:1 protection circuitsE. 1:N protection circuits
考题
What is the correct relative switching priority in a BLSR ring (higher to lower)?()
A. signal fail, signal degrade, manual switchB. signal degrade, signal fail, manual switchC. protection lockout, manual switch, path AISD. forced switch, manual switch, signal degradeE. protection lockout, manual switch, forced switch
考题
Why is an OC－3 2F－BLSR not feasible?()
A. Switch times would exceed 50 ms for an OC-3 BLSR ring.B. An equal amount of working and protect bandwidth is required.C. DCC bandwidth is not large enough to handle K1/K2 processing.D. There is not enough bandwidth in an OC-3 ring to justify BLSR protection.
考题
Click the Exhibit button. A customer has several interconnected core rings (see exhibit). They want to create several irtual rings?utilizing their OC-192 backbone (nodes 1,2,3,4). What should you recommend?（）A. PPMN with BLSR ringsB. PPMN with UPSR ringsC. 1:N protection on all core circuitsD. multi-ring interconnect with BLSR rings
考题
The objective of information ( ) includes protection of information and property from theft, corruption，or natural disaster, while allowing the information and property to remain accessible and productive to its intended users.A.concurrency
B.integrity
C.consistency
D.security
考题
A customer has 2 DS1s to add between adjacent nodes in a UPSR ring. What type of circuit should you recommend?（）A、VT circuitsB、STS circuitsC、VT tunnel circuitsD、1:1 protection circuitsE、1:N protection circuits
考题
What is the correct relative switching priority in a BLSR ring (higher to lower)?（）A、signal fail, signal degrade, manual switchB、signal degrade, signal fail, manual switchC、protection lockout, manual switch, path AISD、forced switch, manual switch, signal degradeE、protection lockout, manual switch, forced switch
考题
How is UPSR and BLSR traffic rerouted during a protection switch when a complete fiber cable cut occurs?（）A、Traffic is switched from the first node receiving the AIS indication.B、Traffic is switched from the far side of the failure, allowing handshaking to occur.C、UPSR traffic is switched from the terminating node, BLSR traffic is rerouted from the originating node in the ring.D、UPSR traffic is switched from the terminating node, circuit by circuit. BLSR traffic is rerouted from the last reachable node in the ring.
考题
UPSR protection switching is initiated by （）, while BLSR is initiated by （）.A、the K1 SONET byte； the K2 SONET byteB、the K2 SONET byte；the K1 SONET byteC、transmitter switching；receiver detectionD、Line Overhead bytes；Path Overhead bytesE、Path Overhead bytes；Line Overhead bytes
考题
In a ZXMP M800 system using 100M monitoring, the order-wire and protection switching commands are delivered to related network elements of multicast groups. Each system has a maximum of （）multicast groups.A、1B、2C、3D、4
考题
What is the correct relative switching priority in an MS-SPRing ring （higher to lower）？ （）A、 signal fail， signal degrade， manual switchB、 signal degrade， signal fail， manual switchC、 protection lockout， manual switch， path AISD、 forced switch， manual switch， signal degradeE、 protection lockout， manual switch， forced switch
考题
What is the difference between 1+1 and 1：1 protection switching？（）A、 1+1 is based on APS， while 1：1 is based on IPS.B、 1：1 is used in SNCP switching， while 1+1 is used in MS-SPRing switching.C、 1+1 sends signals on Working and Protect paths， while 1：1 sends signals only on Working path.D、 1+1 sends signals on Working path ONLY， while 1：1 sends signals on both Working and Protect paths.
考题
What protection method is used in 4F MS-SPRing networks？（）A、 Each fiber has half of its capacity reserved for protection.B、 Two fibers carry their full capacities while the other two fibers are reserved for protection.C、 The signal is sent simultaneously in both directions around the ring. The receiver determines which fiber to listen to based on signal quality.D、 The signal is sent simultaneously in both directions around the ring. The transmitter determines which fiber has the working bit set for the receiver to acknowledge.
考题
When is the BA Classifier engaged for identifying the forwarding class of traffic in a Juniper router?（）A、after a packet is identified by a multifield classifierB、after the traffic passes though a shaperC、prior to ingress policing of trafficD、while the packet is stored in the switching fabric of the router
考题
Which three resource plan parameters are used to enable Automatic Consumer Group Switching to estimate job execution times automatically， and to perform a switch to a low priority consumer group before they are initiated？（）A、SWITCH_TIMEB、SWITCH_GROUPC、MAX_SESS_POOLD、SWITCH_ESTIMATE
考题
单选题What is the correct relative switching priority in a BLSR ring (higher to lower)?（）A
signal fail, signal degrade, manual switchB
signal degrade, signal fail, manual switchC
protection lockout, manual switch, path AISD
forced switch, manual switch, signal degradeE
protection lockout, manual switch, forced switch
考题
单选题How is UPSR and BLSR traffic rerouted during a protection switch when a complete fiber cable cut occurs?（）A
Traffic is switched from the first node receiving the AIS indication.B
Traffic is switched from the far side of the failure, allowing handshaking to occur.C
UPSR traffic is switched from the terminating node, BLSR traffic is rerouted from the originating node in the ring.D
UPSR traffic is switched from the terminating node, circuit by circuit. BLSR traffic is rerouted from the last reachable node in the ring.
考题
单选题A customer has 2 DS1s to add between adjacent nodes in a UPSR ring. What type of circuit should you recommend?（）A
VT circuitsB
STS circuitsC
VT tunnel circuitsD
1:1 protection circuitsE
1:N protection circuits
考题
单选题Why is an OC-3 2F-BLSR not feasible?（）A
Switch times would exceed 50 ms for an OC-3 BLSR ring.B
An equal amount of working and protect bandwidth is required.C
DCC bandwidth is not large enough to handle K1/K2 processing.D
There is not enough bandwidth in an OC-3 ring to justify BLSR protection.
考题
单选题Which option correctly identifies the Cisco IOS switching methods in descending order from the fastest method to the slowest method？（）A
CEF， distributed CEF （dCEF）， fast switching， process switchingB
distributed CEF （dCEF）， CEF， fast switching， process switchingC
fast switching， process switching， distributed CEF （dCEF）， CEFD
process switching， fast switching， distributed CEF （dCEF）， CEFE
process switching， distributed CEF （dCEF）， CEF， fast switchingF
process switching， CEF， distributed CEF （dCEF）， fast switching
考题
单选题What is the difference between 1+1 and 1：1 protection switching？（）A
1+1 is based on APS， while 1：1 is based on IPS.B
1：1 is used in SNCP switching， while 1+1 is used in MS-SPRing switching.C
1+1 sends signals on Working and Protect paths， while 1：1 sends signals only on Working path.D
1+1 sends signals on Working path ONLY， while 1：1 sends signals on both Working and Protect paths.
考题
单选题What is the correct relative switching priority in an MS-SPRing ring （higher to lower）？ （）A
signal fail， signal degrade， manual switchB
signal degrade， signal fail， manual switchC
protection lockout， manual switch， path AISD
forced switch， manual switch， signal degradeE
protection lockout， manual switch， forced switch
考题
单选题What protection method is used in 4F BLSR networks?（）A
Each fiber has half of its SONET capacity reserved for protection.B
Two fibers in the span carry working traffic, while the other two fibers in the span are reserved for protection.C
The signal is sent simultaneously in both directions around the ring. The receiver determines which fiber to listen to based on signal quality.D
The signal is sent simultaneously in both directions around the ring. The transmitter determines which fiber has the working bit set for the receiver to acknowledge.
考题
多选题Which three resource plan parameters are used to enable Automatic Consumer Group Switching to estimate job execution times automatically， and to perform a switch to a low priority consumer group before they are initiated？（）ASWITCH_TIMEBSWITCH_GROUPCMAX_SESS_POOLDSWITCH_ESTIMATE
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