xxi
SDLC Frames
459
Foundation Summary
460
Q&A
462
Scenarios
467
Scenario 1: Baltimore
467
Scenario 2: Richmond
468
Answer to Scenario 1
468
Answer to Scenario 2
469
Chapter 13
SNA Internetworking
473
How to Best Use This Chapter
473
"Do I Know This Already?" Quiz
474
Foundation Topics
478
SNA Token Ring Internetworking
478
Serial Tunnel (STUN)
482
STUN Transport Protocols
483
Local Acknowledgment for STUN
485
SDLLC
486
Data-Link Switching (DLSw)
487
Cisco Enhanced DLSw+ Features
488
Choose a Transport Protocol for DLSw+
489
Avoiding Timeouts with LLC2 Termination
490
Advanced Peer-to-Peer Networking (APPN)
490
Second-Generation SNA: APPN
491
APPN Terminology
491
ISR and HPR
491
Virtual Nodes
493
Dependent LUs
493
Cisco IOS Support
493
Cisco Channel Interface Processor
494
CIP SNA
495
LAN and WAN Interconnectivity with the CIP
495
Foundation Summary
496
Q&A
497
Scenarios
502
87200333.book Page xxi Wednesday, August 22, 2001 2:18 PM