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问题:

[单选] Which statement is correct regarding the operation of DHCP?()

A . A DHCP client uses a ping to detect address conflicts.(ARP)
B . A DHCP server uses a gratuitous ARP to detect DHCP clients.
C . A DHCP client uses a gratuitous ARP to detect a DHCP server.
D . If an address conflict is detected, the address is removed from the pool and an administrator must resolve the conflict.
E . If an address conflict is detected, the address removed from the pool for an amount of time configurable by the administrator.
F . If an address conflict is detected, the address is removed from the pool and will not be reused until server is rebooted.

()合格是企业获得《食品生产许可》的必备条件之一。 A)发证检验。 B)出厂检验。 C)监督检验。 D)加严检验。 Which statement describes the XML management interface in Cisco NX-OS Software?() The following XML-based NETCONF operations are supported in NX-OS SoftwarE˙close-session  copy-config  delete-config  and edit-config。 The following XML-based NETCONF operations are supported in NX-OS SoftwarE˙close-session  copy-config  edit-config  and kill-session。 NX-OS Software supports up to a maximum of 16 concurrent XML sessions。 Only show commands are supported via the XML management interface in NX-OS Software。 The NX-OS implementation of the XML-based NETCONF requires SSH to be used for communication with the device。 算缗告缗 When configuring system state conditions with the Cisco SecurityAgent, what is the resulting action when configuring more than one system state condition? () Any matching state condition will result with the state being triggered。  Once a state condition ismet, the system ceases searching further conditions and will cause the state condition to trigger。  All specified state conditions are used as part of the requirements tobe met to for the state to trigger。  Once the state conditions are met, they become persistent and can only be removed using the Reset feature。 句子理解 Which statement is correct regarding the operation of DHCP?()
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