Axis 570 User Manual page 293

Appendix L: Glossary
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PPR/PPD
LU6.2 IBM Peer-to-peer data stream for NOS functions. Supports
asynchronous (store-and-forward) networking.
MIB Management Information Base. A database of network configuration
information used by SNMP and CMIP to monitor or change network
settings.
NAU Network Adressable Unit. Entities within an SNA network (SSCP,
PU, LU) that can send or receive requests and responses. An SNA
network is made up of NAUs and the underlying path control
network.
NCP NetWare Core Protocol. Network clients use the NCP to request
services of servers, and servers use NCP to provide services, such as file
and print services.
NCP(2) Network Control Program. SNA program resident in the FEP. NCP
off-loads certain line protocol and routing functions from the host
CPU.
NDS NetWare Directory Services. Manages network resources such as
NetWare servers and volumes.
Page Printer Requester/Page Printer Daemon. Bidirectional IBM
proprietary TCP/IP application protocol. Supported on AS/400s and
Mainframes for transporting IPDS printer data over TCP/IP. This is
not an open standard.
PU Physical Unit type within SNA. The software in an SNA node
controlling the node's communications hardware.
PU2.1 SNA PU type 2.1 allows local user ports to communicate without
going thorough a host node's SSCP services. Printer Requester/Page
Printer Daemon. Bidirectional IBM proprietary TCP/IP application
protocol. Supported on AS/400s and Mainframes for transporting
IPDS printer data over TCP/IP. This is not an open standard.
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