SNA Hardware Requirements

For communication with remote resources, one or more of the following products, or their equivalent, is required:

Channel-to-channel adapter
FICON® channel-to-channel adapter
IBM® 2216 NWays Multiaccess Connector
IBM 3088 Multisystem Channel Communication Unit
IBM 3172 Nways Interconnect Controller
IBM 3174 Establishment Controller
IBM 3720, 3725, or 3745 Communication Controller
IBM 3746 Nways Multiprotocol Controller
IBM Cross-System Coupling Facility (XCF)
IBM Enterprise System Connection (ESCON®) channel
IBM Open Systems Adapter-Express
IBM Open Systems Adapter

APPN over native ATM requires:

OSA-2 adapter
ATM external private or public equipment, for example, IBM 8260 NWays Multiprotocol Intelligent Switching Hub

VTAM® cryptographic enhancements, when used with the extended recovery facility (XRF) and Transaction Security System (TSS) family of products (4755), require 4755 Model 23 and later.

SNA triple DES (TDES) session level encryption requires a Cryptographic Coprocessor on the server.