公安机关的职责是由()所确认的。

trators when hardware and applications are having issues. All devices are configured with SNMP, but the administrator wants to further secure the SNMP traffic.Which of the following settings would BEST provide additional monitoring security？（）

A. Setting up a custom community name

B. Configuring the network to block traffic on port 161

C. Configuring the Windows Firewall to block port 161

D. Setting SNMP to read only on the devices

E. Installing new MIBs

.The network administrator connected to console port,issued the show ip route command,and was able to ping the server.Based on the output of the show ip route command topology shown in the graphic,what is the cause of the failure？（）

A.IP routing is not enabled

B.A static route is configured incorrectly

C.The network has not fully converged

D.The FastEthernet interface on Coffee is disabled

E.The routing table on Coffee has not updated

F.The neighbor relationship table is not correctly updated

t security on SwitchA to allow only PC_A to access the switched network through port fa0/1. If any other device is detected, the port is to drop frames from this device. The administrator configured the interface and tested it with successful pings from PC_A to RouterA, and then observes the output from these two show commands.Which two of these changes are necessary for SwitchA to meet the requirements？ （）

A.Port security needs to be globally enabled.

B.Port security needs to be enabled on the interface.

C.Port security needs to be configured to shut down the interface in the event of a violation.

D.Port security needs to be configured to allow only one learned MAC address.

E.Port security interface counters need to be cleared before using the show command.

F.The port security configuration needs to be saved to NVRAM before it can become active.

A.The network administrator can apply port security to dynamic access ports

B.The network administrator can configure static secure or sticky secure mac addresses in the voice vlan.

C.The sticky learning feature allows the addition of dynamically learned addresses to the running configuration.

D.The network administrator can apply port security to EtherChannels.

E.When dynamic mac address learning is enabled on an interface,the switch can learn new addresses,up to the maximum defined.

A.The network administrator can apply port security to dynamic access ports

B.The network administrator can configure static secure or sticky secure mac addresses in the voice vlan.

C.The sticky learning feature allows the addition of dynamically learned addresses to the running configuration.

D.The network administrator can apply port security to EtherChannels.

E.When dynamic mac address learning is enabled on an interface,the switch can learn new addresses,up to the maximum defined.

status LED on a Cisco Catalyst series switch is alternating green and amber. Which condition could this indicate（）。

A.The port is experiencing errors

B.The port is administratively disabled

C.The port is blocked by spanning tree

D.The port has an active link with normal traffic activity

twork has an older printer with a 10Mbps network adapter that will be moved to the new switch.Which of the following settings on the switch will need to be configured to support the printer？（）

A. MAC filtering

B. IP address

C. PoE

D. Port speed

been configured in such a way that all traffic will be mirrored out the port this server is connected to. When reviewing the network traffic logs on the server only traffic destined to the server is listed in the logs.Which of the following is preventing the server from seeing all network traffic？（）

A. NIC filtering is enabled.

B. Port security is configured.

C. NIC is not in promiscuous mode.

D. NIC is in promiscuous mode.

locally connected subnet.The administrator sees the translation working, but traffic does not appear to come back.What is causing the problem？（）

A. The host needs to open the telnet port.

B. The host needs a route for the translated address.

C. The administrator must use a proxy-arp policy for the translated address.

D. The administrator must use a security policy, which will allow communication between the zones.