IBM BC-203 manual BC-216, Stun

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Overview of IBM Networking

STUN and BSTUN

Figure 90 IBM Network Configuration without STUN and with STUN

Workstation

IBM mainframe

Ethernet

Without

STUN

37x5Local site

T1 serial link

3x74

Remote site

Ethernet

IBM 3x78 terminals

Workstation

IBM mainframe

37x5

Workstation

With

STUN

Ethernet

T1 serial link

Ethernet

Local site

Remote site

Workstation

3x74

IBM 3x78 terminals

S2075

Cisco IOS Bridging and IBM Networking Configuration Guide

BC-216

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Contents Overview of IBM Networking BC-203Rsrb BC-204Configuration Considerations BC-205DLSw+ BC-206BC-207 DLSw StandardDLSw Version 2 Standard IP Multicast DLSw+ FeaturesEnhanced Peer-on-Demand Routing Feature UDP UnicastLocal Acknowledgment BC-209BC-210 LLC2 Session Without Local AcknowledgmentBC-211 DLSw+ Support for Other SNA Features BC-212BC-213 Stun and BstunStun Networks Stun Features BC-214BC-215 BC-216 StunBstun Networks Bstun FeaturesLLC2 and Sdlc Parameters BC-217Cisco’s Implementation of LLC2 BC-218BC-219 IBM Network Media TranslationCisco’s Implementation of Sdlc BC-220 Sdllc Media Translation FeaturesVirtual Token Ring Concept Other Considerations Resolving Differences in LLC2 and Sdlc Frame SizeMaintaining a Dynamic RIF Cache BC-221Qllc Conversion BC-222Cisco’s Implementation of Qllc Conversion BC-223Comparing Qllc Conversion to Sdllc BC-224Other Implementation Considerations BC-225RFC 1490 Routed Format for LLC2 BNN BC-226RFC 1490 Bridged Format for LLC2 BAN BC-227BC-228 NciaBC-229 Ncia ServerNcia Client/Server Model BC-230 Ncia Server Client/Server ModelMigration Support Advantages of the Client/Server ModelExtended Scalability BC-231BC-232 AlpsDspu and SNA Service Point BC-233BC-234 Router Acting as a Dspu ConcentratorBC-235 SNA Switching ServicesBenefits of SNASw IP Infrastructure Support Reduced Configuration RequirementsScalable Appn Networks Network Design SimplicityBC-237 HPR Capable SNA Routing ServicesBranch Extender Enterprise Extender HPR/IP BC-238Dynamic SNA BTU Size Usability FeaturesDynamic CP Name Generation Support Dlur Connect-OutManagement Enhancements Token Ring, Ethernet, and Fddi LAN and IP-Focused Connection TypesTrap MIB Support for Advanced Network Management Awareness Virtual Token RingVirtual Data-Link Control DLC Switching Support for Access to Sdlc and QllcCisco Transaction Connection Native IP Data-Link Control HPR/IPCtrc and Cics BC-243Ctrc and DB2 BC-244BC-245 Cmcc Adapter HardwareBenefits of Ctrc BC-246 Channel Interface ProcessorChannel Port Adapter Parallel Channel Port Adapter Differences between the CIP and CPAEscon Channel Port Adapter BC-247Supported Environments Cmcc Adapter Features for TCP/IP EnvironmentsCommon Link Access to Workstation TCP/IP OffloadBC-249 IP Host BackupCisco Multipath Channel+ BC-250 Cmcc Adapter Features for SNA EnvironmentsCisco SNA BC-251 Cisco Multipath ChannelTN3270 Server BC-252 SNA FunctionsTelnet Server Functions BC-253 BC-254