A. data integrity
B. encryption
C. key exchange
D. authentication
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A. RARP
B. RUDP
C. ICMP
D. SNMP
A. standardization
B. conversion
C. encapsulation
D. synchronization
A. path cisco.com
B. debug cisco.com
C. trace cisco.com
D. traceroute cisco.com
A. Serial0/1 is up, line protocol is down
B. Serial0/1 is down, line protocol is down
C. Serial0/1 is up, line protocol is up
D. Serial0/1 is administratively down, line protocol is down
A. Addresses are not hierarchical and are assigned at random.
B. Only one IPv6 address can exist on a given interface.
C. There are 2.7 billion addresses available.
D. Broadcasts have been eliminated and replaced with multicasts.
最新試題
Which device might be installed at a branch office to enable and manage an IPsec site-to-site VPN?（）
Three switches are connected to one anther via trunk ports.Assuming the default switch configuration,which switch is elected as the root bridge for the spanning-tree instance of vlan 1?（）
What is the subnetwork address for a host with the IP address 201.100.5.68/28?（）
The network administrator cannot to switch 1 over a telnet session,although the hosts attached to switch 1 can ping the interface Fa0/0 of the router.Given the information in the graphic and assuming that the router and switch2 are configured properly,which of the following commands should be issued on switch 1 to correct this problem?（）
While troubleshooting a network problem,a technician discovers that the current copy of the Cisco IOS is outdated and needs to be updated.Which of the following commands would the technician issue to replace the Cisco router IOS with the newer version?（）
At which layer of the OSI model dose PPP perform?（）
Which command displays the CHAP authentication process as it occurs between two routers?（）
A router receives information about network 192.168.10.0/24 from multiple sources.What will the router consider the most reliable information about the path to that network?（）
What is the purpose of the cisco Vlan Trunking protocol?（）
Which address is the IPV6 all-RIP-routers muticast group address that is used by RIPng as the destaion address?（）