Sockppp

socket manager

Syntax:

Sockppp [-L] [-l num] [-M num] [-S] [-t num] 
        hostname

Options:

-L

Register locally only.

-l num

Set the value of SOMAXCONN (minimum from <sys/socket.h>)

-M num

Set the maximum packets in the IP fragmentation queue (default is 200).

-S

Turn on source check for received packets (default is off).

-t num

Allocate the specified number of threads (default is 16; in most cases, you don't need to change this value).

hostname

The name of the local host, as defined in the /etc/hosts file.

Description:

The Sockppp utility implements the following networking protocols used in TCP/IP for QNX:

• ICMP
• IP
• TCP
• UDP

Note that Sockppp supports only a single PPP interface and the local interface.

The socket manager also provides an interface to the socket library; functions in this library can make use of the above protocols.

Files:

/etc/hosts file

Hostname database.

See also:

/etc/hosts file

Networking chapter in the QNX OS Installation & Configuration guide.

Serial Network Configuration chapter in this guide.