心理治疗
事故报告应当包括些内容？
在Dreamweaver中，第三方插件包括（） [" 行为插件"," 命令插件"," 脚本插件"," 对象插件"]
汇票是信用证项下的必备单证。
our company has a DNS server named server1. Your partner company has a DNS server named server2. You create a stub zone on server1. The master for the stub zone is server2. Serve2 fails. You discover that users are not able to resolve named for the partner company. You need to ensure that users are able to resolve named for the partner company in the event that server2 fails. What should you do?（） ["Change the stub zone to a secondary zone on server1.","Open the SOA record for the zone on server2. Change the minimum (default ) TTL setting to 12 hours.","Open the DNS zone for the partner company on server2. Create a new route through (RT) record and a new host (A) record for server1.","Open the primary DNS zone on server2. Create a new service locator (SRV) record and a new host (A) record for server1."]
网络拓扑结构主要有星型、（）、环形等。
