Expand Configuration and Management Manual (G06.24+)

Contents
Expand Configuration and Management Manual—523347-008
xix
20. Tuning (continued)
20. Tuning (continued)
NAM Interface 20-12
Data Compression 20-13
Multi-Line Paths 20-13
Multi-CPU Paths 20-15
Network Topology 20-21
Summary of Tuning Strategies 20-22
Measuring and Mapping an Expand Network 20-22
What the Utilities Show 20-23
Using Measure 20-23
Measuring Passthrough Traffic 20-28
Setting Measurement Intervals 20-28
Tuning Examples 20-29
Example 1: Changing Packet Size 20-29
Example 2: Reducing Passthrough Traffic 20-32
21. Troubleshooting
Understanding Your Network 21-1
Collecting Network Information 21-1
EMS 21-1
SCF 21-2
Measure 21-2
ASAP 21-2
Identifying Network Problems 21-3
User Complaints 21-4
SCF Commands 21-4
Problem Check-List Summary 21-10
Resolving Specific Network Problems 21-11
$NCP Problems 21-11
Expand Line-Handler Process Problems 21-13
SWAN Concentrator Problems 21-14
WAN Subsystem Problems 21-16
Expand-Over-X.25 Problems 21-19
Expand-Over-IP Problems 21-20
Expand-Over-ATM Problems 21-25
Multi-CPU Path Problems 21-29
Reporting Network Problems 21-31
Tracing 21-31