essidscan(8) scan for ESSID corresponding to available WLAN access points

SYNOPSIS

In /etc/network/interfaces:

mapping <interface> script essidscan

DESCRIPTION

The essidscan utility is used to tell the ifup and ifdown utilities about the current SSID of the WLAN currently being accessed. It can be used to map the SSID name to an iface stanza.

CONFIGURATION

A sample /etc/network/interfaces may look like this:


   mapping hotplug
     script /etc/network/essidscan
     map SSIDONE  wlan-work
     map SSIDTWO  wlan-work
     map HOME


   iface wlan-work inet dhcp
     wireless-key     1234-5678-9ABC-DEF0-1234-5678-9A
     wireless-keymode restricted


   iface HOME inet static
     address          192.168.2.4
     netmask          255.255.255.0
     gateway          192.168.2.1
     wireless-essid   HOME
     wireless-key     s:somepassword
     wireless-keymode open


   iface DEFAULT inet dhcp

FILES

/etc/network/interfaces
the interfaces definition file
/etc/network/run/ifstate
a record of the current state of the interfaces, managed by ifup and ifdown

AUTHORS

Tor Slettnes <[email protected]>