Specifications

12-5
Catalyst 4224 Access Gateway Switch Software Configuration Guide
OL-2031-02
Chapter 12 Configuring Other Routing Protocols
IBM SNA
Figure 12-1 The Cisco Four-Phase SNA-to-IP Integration Model
The phases can be differentiated by the protocol that runs in each of three key
elements in the network: the mainframe/midrange computer, the network
backbone, and the desktop. This section describes the characteristics of each of
the phases along with the problems solved, types of products and technologies
implemented, and challenges.
SNA/APPN
SNA centric
Phase 1 Phase 2
Phase 3 Phase 4
IP centricIP client
IP
IP transport
SNA
SNA
IP
SNA
IP
Appl
Client
Network
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