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pfilt_newaddress(9r)

NAME

pfilt_newaddress - Network: Copies a new hardware address to the packet filter

SYNOPSIS

int pfilt_newaddress( int unit, u_char *hwaddr );

ARGUMENTS

unit Specifies the unit number for the packet filter. This number is stored in the ess_enetunit member of the ether_driver structure. The number is assigned when the driver calls the attachpfilter routine as part of the attach process. hwaddr Specifies a pointer to the 6-byte physical (MAC) address.

DESCRIPTION

The pfilt_newaddress interface notifies the packet filter of the physical (MAC) address for the network interface. This is the address that the packet filter recognizes as the local address for the interface. Whenever a user issues a SIOCSPHYSADDR ioctl command to change the hardware physical address, the driver must call this routine to notify the packet filter of the change. If the unit does not exist, the pfilt_newaddress interface causes the system to panic.

RETURN VALUES

None

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