Enterasys Networks Security Router X-PeditionTM User Manual

Page 22

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Backup Using ISDN ............................................................................................................................. 10-37

Node A (Backed-up Node) Configuration ....................................................................................... 10-37
Node C (Called Node) Configuration.............................................................................................. 10-38

Configuration for Backup with MLPPP Bundle ..................................................................................... 10-39

Node A (Backed-up Node) Configuration ....................................................................................... 10-39
Node C (Called Node) Configuration.............................................................................................. 10-40

Configuration for Ethernet Failover ...................................................................................................... 10-40
Configuration for Frame Relay Encapsulation ..................................................................................... 10-41

Chapter 11: Configuring Integrated Services Digital Network

ISDN Features .............................................................................................................................................. 11-1

BRI Features .......................................................................................................................................... 11-2
PRI Features .......................................................................................................................................... 11-2

Understanding ISDN ..................................................................................................................................... 11-2

Basic Rate Interface ............................................................................................................................... 11-3
Primary Rate Interface ........................................................................................................................... 11-3
B-Channels ............................................................................................................................................ 11-3
D-Channel .............................................................................................................................................. 11-3
D-Channel Standards ............................................................................................................................. 11-4
D-Channel Signaling and Carrier Networks ........................................................................................... 11-4
ISDN Equipment Configurations ............................................................................................................ 11-4
Bandwidth Optimization ......................................................................................................................... 11-5
Security .................................................................................................................................................. 11-5
Call Monitoring ....................................................................................................................................... 11-6
ISDN Trace ............................................................................................................................................ 11-6

Trace Decoding ................................................................................................................................ 11-6
Q921 Decoding................................................................................................................................. 11-6
Q931 Decoding................................................................................................................................. 11-7
Decoded IEs ..................................................................................................................................... 11-9
BRI NI-1, DMS100 & 5ESS SPID Registration................................................................................. 11-9
Terminal Endpoint Identifier (TEI) Management Procedures ........................................................... 11-9

ISDN Configuration ....................................................................................................................................... 11-9

BRI (Switched) Configuration Model .................................................................................................... 11-10
PRI Configuration Model ...................................................................................................................... 11-12
Leased-Line Configuration Model ........................................................................................................ 11-14

More Configuration Examples .................................................................................................................... 11-15

T1 PRI .................................................................................................................................................. 11-15
E1 PRI .................................................................................................................................................. 11-15
ISDN BRI .............................................................................................................................................. 11-15
BRI Leased Line ................................................................................................................................... 11-16
BRI Leased PPP .................................................................................................................................. 11-16
BRI Leased Frame Relay ..................................................................................................................... 11-16

ISDN (ITU Standard Q.931) Call Status Cause Codes .............................................................................. 11-16

Chapter 12: Configuring Quality of Service

Overview ....................................................................................................................................................... 12-1
Mechanisms Providing QoS ......................................................................................................................... 12-2

Traffic Classification ............................................................................................................................... 12-2

Describing the Class Map................................................................................................................. 12-3
Describing the Policy Map ................................................................................................................ 12-3

Queuing and Services ............................................................................................................................ 12-4

Describing Class-Based Weight Fair Queuing ................................................................................. 12-4
Configuring CBWFQ......................................................................................................................... 12-5

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