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Client/Server Communications

In This Chapter
Client/Server Architecture
Network Protocol
Network Programming Interface
Windows Network Domain
Database Server Connection
Multiplexed Connection
Connections That the Database Server Supports
Local Connections
Shared-Memory Connections (UNIX)
Stream-Pipe Connections (UNIX)
Named-Pipe Connections (Windows)
Local-Loopback Connections
Communication Support Services
Connectivity Files
Network-Configuration Files
TCP/IP Connectivity Files
Multiple TCP/IP Ports
IPX/SPX Connectivity Files (UNIX)
Network Security Files
The hosts.equiv File
The netrc Information
The sqlhosts File and the SQLHOSTS Registry Key
The sqlhosts File (UNIX)
Tools for Updating SQLHOSTS Information
The SQLHOSTS Registry Key (Windows)
The sqlhosts Information
Connectivity Information
Database Server Name
The Connection Type Field
Host Name Field
Service Name Field
Options Field
Group Information
Database Server Group
Alternatives for TCP/IP Connections
IP Addresses for TCP/IP Connections
Wildcard Addressing for TCP/IP Connections
Port Numbers for TCP/IP Connections
Dynamic Server Support for IPv6 Addresses
ONCONFIG Parameters for Connectivity
DBSERVERNAME Configuration Parameter
DBSERVERALIASES Configuration Parameter
NETTYPE Configuration Parameter
Environment Variables for Network Connections
Examples of Client/Server Configurations
Using a Shared-Memory Connection (UNIX)
Using a Local-Loopback Connection
Using a Network Connection
The sqlhosts File Entry for IPX/SPX (UNIX)
Using Multiple Connection Types
Accessing Multiple Database Servers
Using IBM Informix MaxConnect
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