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单选题
How is an RSVP resv message sent back to the ingress router？（）
A
reverse path of the RRO
B
least cost to the ingress router
C
shortest path to the egress router
D
reverse path of the path vector TLV
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考题
How is an RSVP resv message sent back to the ingress router?()
A. reverse path of the RROB. least cost to the ingress routerC. shortest path to the egress routerD. reverse path of the path vector TLV
考题
What is the term "ordered control" mean regarding how MPLS LSPs are established?()
A. establish starting at the egress router going back to the ingress routerB. establish starting at the ingress router going downstream to the egress routerC. establish when a router learns of a new prefixD. establish when the path correctly matches the reverse path forwarding check
考题
Given the following LSP configuration, which statement is true? ()
A. The router will use path1 when it is available and stable.B. The router will use path3 when it is available and stable.C. The router will attempt to establish path2 only when path1 and path3 are down.D. The router will attempt to establish path1 only when path2 and path3 are down.
考题
Refer to the exhibit. Which two conclusions can be drawn from the debug ip igmp output?()
A. The router sent an IGMP version 2 query out interface Ethernet1 at multicast address 224.0.0.1.B. Router RTA received an IGMP report version 1 from host 192.168.9.1.C. Reverse Path Forwarding (RPF) is ena bled for 192.168.9.4.D. Reverse Path Forwarding (RPF) is enabled for 224.0.1.40.E. The IP multicast groups are 224.0.0.1, 224.0.1.40, and 239.255.0.1.F. IP PIM RP mapping is static.
考题
在组播网络中RPF代表什么?()。
A.Reverse protocol forwardingB.Reverse protocol floodingC.Reverse path forwardingD.Reverse path flooding
考题
Which two statements about spanning tree path cost are true？（）A、The path cost can be changed for an interface using the spanning-tree cost commandB、The path cost can be changed for an interface using the stp path-cost commandC、The SPT default path cost depends on the interface speedD、The STP default path cost is similar for all interface
考题
Which router or router combination is used to calculate the MPLS traffic engineering tunnel path？（）A、head-end router and tail-end routerB、middle-point routerC、head-end routerD、tart-end routerE、tail-end router
考题
For a router connected to two ISPs for redundancy， using IPSLA and static routing， how would youconfigure uRPF on the uplink interface？（）A、ip verify unicast source reachable-via anyB、ip verify unicast reverse-pathC、ip verify unicast reverse-path looseD、ip verify unicast reverse-path strict
考题
How is an RSVP resv message sent back to the ingress router?（）A、reverse path of the RROB、least cost to the ingress routerC、shortest path to the egress routerD、reverse path of the path vector TLV
考题
For a router connected to two ISPs for redundancy， using IPSLA and static routing， how would you configure uRPF on the uplink interface？（）A、ip verify unicast source reachable-via anyB、ip verify unicast reverse-pathC、ip verify unicast reverse-path looseD、ip verify unicast reverse-path strict
考题
在组播网络中RPF代表什么？（）。A、Reverse protocol forwardingB、Reverse protocol floodingC、Reverse path forwardingD、Reverse path flooding
考题
What is the term "ordered control" mean regarding how MPLS LSPs are established?（）A、establish starting at the egress router going back to the ingress routerB、establish starting at the ingress router going downstream to the egress routerC、establish when a router learns of a new prefixD、establish when the path correctly matches the reverse path forwarding check
考题
What is the optimize timer on an RSVP-signaled Label-Switched Path （LSP）？（）A、the time it takes to identify the optimal path for the LSPB、the interval at which the ingress router recalculates the LSP’s pathC、the time the ingress router takes to establish the primary pathD、the maximum number of times the ingress router tries to establish the primary path
考题
What is the optimize timer on an RSVP-signaled Label-Switched Path (LSP)?（）A、The time it takes to identify the optimal path for the LSP.B、The interval at which the ingress router recalculates the LSP's path.C、The time the ingress router takes to establish the primary path.D、The maximum number of times the ingress router tries to establish the primary path.
考题
Given the following LSP configuration, which statement is true?（）label-switched-path lsp-xyz { to 10.200.1.1; primary path1; secondary path2; secondary path3; no-cspf; } path path1 { 10.200.10.1 strict; } path path2 { 10.200.20.1 strict; } path path3 { 10.200.30.1 loose; }A、The router will use path1 when it is available and stable.B、The router will use path3 when it is available and stable.C、The router will attempt to establish path2 only when path1 and path3 are down.D、The router will attempt to establish path1 only when path2 and path3 are down.
考题
多选题Which two statements about spanning tree path cost are true？（）AThe path cost can be changed for an interface using the spanning-tree cost commandBThe path cost can be changed for an interface using the stp path-cost commandCThe SPT default path cost depends on the interface speedDThe STP default path cost is similar for all interface
考题
单选题What is the term "ordered control" mean regarding how MPLS LSPs are established?（）A
establish starting at the egress router going back to the ingress routerB
establish starting at the ingress router going downstream to the egress routerC
establish when a router learns of a new prefixD
establish when the path correctly matches the reverse path forwarding check
考题
单选题For a router connected to two ISPs for redundancy， using IPSLA and static routing， how would you configure uRPF on the uplink interface？（）A
ip verify unicast source reachable-via anyB
ip verify unicast reverse-pathC
ip verify unicast reverse-path looseD
ip verify unicast reverse-path strict
考题
单选题What is the optimize timer on an RSVP-signaled Label-Switched Path (LSP)?（）A
The time it takes to identify the optimal path for the LSP.B
The interval at which the ingress router recalculates the LSP's path.C
The time the ingress router takes to establish the primary path.D
The maximum number of times the ingress router tries to establish the primary path.
考题
单选题How is an RSVP resv message sent back to the ingress router?（）A
reverse path of the RROB
least cost to the ingress routerC
shortest path to the egress routerD
reverse path of the path vector TLV
考题
单选题Given the following LSP configuration, which statement is true? （）A
The router will use path1 when it is available and stable.B
The router will use path3 when it is available and stable.C
The router will attempt to establish path2 only when path1 and path3 are down.D
The router will attempt to establish path1 only when path2 and path3 are down.
考题
单选题What is the optimize timer on an RSVP-signaled Label-Switched Path （LSP）？（）A
the time it takes to identify the optimal path for the LSPB
the interval at which the ingress router recalculates the LSP’s pathC
the time the ingress router takes to establish the primary pathD
the maximum number of times the ingress router tries to establish the primary path
考题
单选题Given the following LSP configuration, which statement is true?（）label-switched-path lsp-xyz { to 10.200.1.1; primary path1; secondary path2; secondary path3; no-cspf; } path path1 { 10.200.10.1 strict; } path path2 { 10.200.20.1 strict; } path path3 { 10.200.30.1 loose; }A
The router will use path1 when it is available and stable.B
The router will use path3 when it is available and stable.C
The router will attempt to establish path2 only when path1 and path3 are down.D
The router will attempt to establish path1 only when path2 and path3 are down.
考题
单选题OSPF协议使用的算法是（）A
最短路径优先（Shortest Path First，SPF）算法B
Bellman-Ford算法C
路径向量（Path-Vector）算法D
最小生成树算法
考题
单选题For a router connected to two ISPs for redundancy， using IPSLA and static routing， how would youconfigure uRPF on the uplink interface？（）A
ip verify unicast source reachable-via anyB
ip verify unicast reverse-pathC
ip verify unicast reverse-path looseD
ip verify unicast reverse-path strict
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