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1.
You have done a partial migration from 802.1D STP to 802.1w STP. Which of the following is true?
2.
You add the following commands into a routed topology: router eigrp 1 variance 3 traffic-share min across-interfaces. Users now complain about voice quality in your VoIP system. What should be done?
3.
A router that acts as an Internet border gateway has multiple upstream connections that are used in a load-sharing setup. The NOC has identified a DDoS attack from a specific source entering its network via interface GigabitEthernet0/1.
The NOC wants to block this suspicious traffic on the border router in a scalable way and without major changes to the different interface configurations.
Which configuration would block the DDoS attack from the known source (194.90.1.5)?
The NOC wants to block this suspicious traffic on the border router in a scalable way and without major changes to the different interface configurations.
Which configuration would block the DDoS attack from the known source (194.90.1.5)?
4.
You are deploying two core switches, one in each building, 50 km away from each other. The cross-connection between them will be a Layer 2 2-gigabit
EtherChannel with an 802.1Q trunk. You configured it correctly but the link does not come up. The port is in the "admin up" state, and the line protocol is in the "down" state. The fiber link is OK. What would be the most likely reason for the link not to come up?
EtherChannel with an 802.1Q trunk. You configured it correctly but the link does not come up. The port is in the "admin up" state, and the line protocol is in the "down" state. The fiber link is OK. What would be the most likely reason for the link not to come up?