Content-type: text/html Man page of net_getmtu

net_getmtu

Section: Kernel Functions for Drivers (9F)
Updated: 1 May 2008
Index Return to Main Contents
 

NAME

net_getmtu - determine the MTU of a given network interface  

SYNOPSIS

#include <sys/neti.h>

int net_getmtu(const net_data_t net, const phy_if_t ifp);

 

INTERFACE LEVEL

Solaris DDI specific (Solaris DDI).  

PARAMETERS

net

value returned from a successful call to net_protocol_lookup(9F).

ifp

value returned from a successful call to net_phylookup(9F) or net_phygetnext(9F).

 

DESCRIPTION

The net_getmtu() function receives information about the current MTU of a network interface. The value returned from this function call should not be cached as the MTU of a network interface since it is not guaranteed to be constant.  

RETURN VALUES

The net_getmtu() function returns -1 if the network protocol does not support this feature and otherwise returns the current MTU of the network interface.  

CONTEXT

The net_getmtu() function may be called from user, kernel, or interrupt context.  

ATTRIBUTES

See attributes(5) for descriptions of the following attributes:

ATTRIBUTE TYPEATTRIBUTE VALUE

AvailabilitySUNWcsu

Interface Stability

 

SEE ALSO

net_phygetnext(9F), net_phylookup(9F), net_protocol_lookup(9F)


 

Index

NAME
SYNOPSIS
INTERFACE LEVEL
PARAMETERS
DESCRIPTION
RETURN VALUES
CONTEXT
ATTRIBUTES
SEE ALSO

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Time: 02:39:41 GMT, October 02, 2010