You are trying to change the polling parameters used by the location manager via the cisco wcs， and your request is being denied. What is wrong？（） polling values can be changed only in the maintenance window.。 polling values can be changed only on the location server.。 your login does not have the correct permissions.。 you must wait for the location server to become available.。
在我们的生活中如果遇到烦恼，应马上寻求专业人员的帮助。（）
基金证券同股票、债券相比，存在如下区别（） 投资地位不同。 风险程度不同。 收益情况不同。 投资方式不同。 投资回收方式不同。
Your network consists of a single Active Directory domain and a single network segment. All client computers are configured to receive their IP configurations automatically. You deploy two DHCP servers named Server1 and Server2. Each DHCP server has one scope. Users report IP address conflicts.You need to ensure that clients receive unique addresses. What should you do on Server1 and Server2?（） Create a superscope. 。 Create a multicast scope. 。 Configure Network Load Balancing. 。 Modify the address range for the scopes on both servers.。
You are designing a solution that needs to support 30 IP phone users. Which switch model and how many switches does the Cisco Single-Site Secure Network Foundation1.1 Desing and Implementation Guide suggest for the solution？（） 1 Catalyst Express 500G-12TC,1 Catalyst 3750G-12S-S。 1 Catalyst 3750G-12S-S,1 Catalyst Express 500-24PC。 2 Catalyst Express 500G-12TC。 2 Catalyst 3750G-12S-S,1 Catalyst Express 500-24PC。 2 Catalyst Express 500-24PC。 2 Catalyst 3750G-12S-S。
下列有关股东权益的说法正确的是（）
