SuSe Linux Enterprise Server (SLES) has been installed on an LPAR on a p5 570, but the client is having problems directly after installation with slow network performance. What is the most probable cause?（）

• A、SLES does not perform well with DHCP
• B、SLES was installed with the default host name of Linux
• C、Virtual Network Resources are being used, which is not supported in a SLES environment
• D、The SLES instance was installed in 32-bit mode, where 64-bit should have been selected