Network Router User Manual

Contents ix
G
Nested IP subnets....................................................... E-10
Broadcasts.................................................................. E-12
Packet header types........................................... E-12
Appendix F — Understanding Netopia NAT Behavior...................F-1
Network Configuration.................................................... F-1
Background................................................................... F-1
Exported services................................................ F-5
Important notes................................................... F-6
Configuration................................................................. F-6
Summary...................................................................... F-8
Appendix G — Understanding Frame Relay ................................G-1
Virtual Circuits............................................................... G-1
Committed Information Rate (CIR)......................... G-2
Committed Burst Size (Bc).................................... G-2
Excess Burst Size (Be).......................................... G-2
Addressing.................................................................... G-3
Local and Global DLCIs......................................... G-3
Local Management Interface (LMI).................................. G-3
Encapsulation and Fragmentation ................................... G-4
Network Protocol Addressing and Virtual Interfaces.......... G-4
Frame Relay partial mesh support .................................. G-4
Appendix H — Event Histories...................................................H-1
Leased line events......................................................... H-1
ISDN events.................................................................. H-1
ISDN event cause codes....................................... H-2
Appendix I — ISDN Configuration Guide......................................I-1
Definitions...................................................................... I-1
About SPIDs................................................................... I-1
Example SPIDs ..................................................... I-2
Dynamic B-channel usage................................................ I-2
Other incoming call restrictions.............................. I-3