Network connection problems

Use this information to diagnose and resolve network connection errors.

IBM continually updates the support website with tips and techniques that you can use to resolve any problems that you might be having with the BladeCenter HX5 blade server. Go to the BladeCenter support search website and search for the terms http://www.ibm.com/search/csass/search?sn=mh&q=7872%20retain%20tip%20network&lang=en&cc=us&en=utf to see if any service bulletins have been generated.

Follow the suggested actions in the order in which they are listed in the Action column until the problem is solved. The blade server connects to the network by using shared BladeCenter chassis resources. See the following table and Solving shared BladeCenter resource problems.

See Parts listing - BladeCenter HX5 to determine which components are CRUs and which components are FRUs. If an action step is preceded by "(Trained service technician only)," that step must be performed only by a trained service technician.
Symptom	Action
One or more blade servers are unable to communicate with the network.	Check the function of the shared BladeCenter chassis resources. See Solving shared BladeCenter resource problems). Make sure that: The correct device drivers are installed. See Updating firmware and device drivers. Optional I/O-expansion cards are correctly installed and configured. See Installing an I/O expansion card and Configuring the blade server. (Trained service technician only) Replace the system-board assembly. See Removing the system-board assembly - BladeCenter HX5 and Installing the system-board assembly - BladeCenter HX5.
An error message "Loading Java Applet failed" displays when trying to establish a remote control console session to a blade server.	Refer to the BladeCenter Advanced Management Module User's Guide for information pertaining to the proper installation and configuration of Java, operating systems, and browsers that are supported for remote access.