在IIS上的WCF中获取主机名

string hostName = System.Net.Dns.GetHostName();

<system.serviceModel>
  <services>
    <service name="YourServiceName">
      <host>
        <baseAddresses>
          <add baseAddress="http://%COMPUTERNAME%:8080/YourServiceName" />
        </baseAddresses>
      </host>
    </service>
  </services>
</system.serviceModel>