640-878 exam

Which statement is true about enabling IS-IS routing and using the net command to configure the NSAP address?A . NSAP addresses have a fixed size of 20 bytes.B . The NSEL must always be 00 to identify the router.C . The area address follows the system ID field before the...

CORRECT TEXT View AnswerAnswer: Here is the solution. conf t int loopback 0 no shut ipv4 address 10.7.1.1 255.255.255.255 ipv6 address 2001:db8:10:7:1::1/128 int Gi0/0/0/1 no shut ipv4 address 192.168.178.70 255.255.255.0 ipv6 address 2001:DB8:192:168:178::70/64 commit router bgp 65001 address-family ipv4 unicast redistribute connected neighbor 10.8.1.1 remote-as 65001 update-source loopback 0 commit...

A VLAN is a logical grouping of switch ports that belong to which two of these? (Choose two.)A . the same virtual switch clusterB . the same IP subnetC . the same collision domainD . the same broadcast domainE . the same virtual routing and forwarding instanceView AnswerAnswer: B,D

Refer to the exhibit. Which statement is true?A . VLAN 1 traffic is sent untagged on the fa0/11 trunk port.B . All VLANs traffic, including the native VLAN traffic, is tagged with a VLAN ID when it is sent over the fa0/11 trunk port.C . The switchport trunk allowed vlan...

On the Cisco ME 3400 switch, spanning tree is enabled by default on which type of switch port?A . UNIB . ENIC . NNID . ENI and NNIE . UNI, ENI, and NNIView AnswerAnswer: C

Which three statements about access control lists on a Cisco IOS router are true? (Choose three)A . The more specific ACL entries should be placed at the top of the ACC . The generic ACL entries should be placed at the top of the ACL, to filter general traffic and...

Which IP addresses are matched by the permit 192.168.80.64 0.0.0.15 access-list entry?A . 192.168.80.64 to 192.168.80.255B . 192.168.80.64 to 192.168.80.96C . 192.168.80.64 to 192.168.80.95D . 192.168.80.64 to 192.168.80.80E . 192.168.80.64 to 192.168.80.79View AnswerAnswer: E

Which two statements about NAT64 are true? (Choose two.)A . NAT64 packets traverse two IPv4 addressing domains.B . NAT64 packets are translated two times.C . There are two types of NAT64 (stateful or stateless).D . NAT is performed by the CPE and also by the service provider edge router.E ....

You want to configure HSRP between a Cisco IOS and a Cisco IOS XR router for the 192.0.2.0/24 subnet. Half of the PCs on the 192.0.2.0/24 subnet are configured to use 192.0.2.1 as the default gateway, and the other half of the PCs are configured to use 192.0.2.254 as the...

Which spanning-tree mode can be used to map several VLANs to a single spanning-tree instance?A . MSTB . PVST+C . PVRST+D . RSTPView AnswerAnswer: A