HP StorageWorks Enterprise File Services WAN Accelerator 2.1.7 Deployment Guide (407118 - 003, June 2006)

HP STORAGEWORKS ENTERPRISE FILE SERVICES WAN ACCELERATOR 2.1.7 DEPLOYMENT GUIDE 119
11 - TROUBLESHOOTING
D
EPLOYMENT PROBLEMS
CHAPTER 11 Troubleshooting Deployment
Problems
In This Chapter This chapter describes common deployment problems and solutions. It contains the
following sections:
 “Problem: Duplex Mismatch,” next
 “Problem: Inability to Access Files During WAN Disruption” on page 121
 “Problem: Network Asymmetry” on page 121
 “Problem: Old Anti-Virus Software” on page 124
 “Problem: Packet Ricochet” on page 124
 “Problem: Router CPU Spike After WCCP Configuration” on page 125
 “Problem: Server Message Block Signed Sessions” on page 126
 “Problem: Unavailable Opportunistic Locks” on page 128
 “Problem: Underutilized Fat Pipe” on page 129
This chapter assumes that you are familiar with the installation and configuration
process for the HP EFS WAN Accelerator. For more information, see the HP
StorageWorks Enterprise File Services WAN Accelerator Installation and
Configuration Guide.
This chapter also assumes you are familiar with the HP EFS WAN Accelerator
Management Console (Management Console). For more information about the
Management Console and how to use it, see the HP Enterprise File Services WAN
Accelerator Management Console User Guide.
For information on troubleshooting HP EFS WAN Accelerator installation problems,
see the HP StorageWorks Enterprise File Services WAN Accelerator Installation and
Configuration Guide.
For detailed information about the factors you must consider before you deploy the HP
EFS WAN Accelerator, see “Design and Deployment Overview” on page 17.