单项选择题
A. clear ip interface atm 6/1.1 show ip interface atm 6/1.1
B. baseline atm interface atm 6/1.1 show ip interface atm 6/1.1
C. clear ip interface atm 6/1.1 show ip interface atm 6/1.1 delta
D. baseline atm interface atm 6/1.1 show ip interface atm 6/1.1 delta
单项选择题 The ERX Edge Router in your Bridged 1483 network has multiple external DHCP servers configured.During discovery, which algorithm does the router use to decide which DHCP server to send packets to?（）
单项选择题 In a Bridged 1483 network, you suspect ATM interface 6/2.1 is receiving cells but may not be transmitting them. The interface has an ATM PVC configuration of atm pvc 33 0 33 aal5snap . How do you baseline this interface and display recent ATM cell statistics?（）
单项选择题 In a Bridged 1483 network, an ISP has received complaints from their subscribers of denial of service attacks. The ISP suspects these attacks are coming from other subscribers that share the same IP unnumbered interface on the ERX. What can be done to solve this problem?（）