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Netzwerkverbindung mit guessnet



n'Abend,

auf meinem Lappi benutze ich folgende Methode, um je nach Standort (daheim, 
Büro) den Netzanschluss automatisch herzustellen:

$ cat static.sh
cp /etc/network/interfaces_auto /etc/network/interfaces
/etc/init.d/networking start
ifup eth0
/etc/init.d/networking restart

# static.sh
Configuring network interfaces...done.
guessnet: 0 candidate profiles
guessnet: Sending 10 ARP probes, 1 every second...
guessnet: Sending 10 ARP probes, 1 every second...
Moving from netstart to if-pre-up,eth0
Internet Systems Consortium DHCP Client V3.1.1
Copyright 2004-2008 Internet Systems Consortium.
All rights reserved.
For info, please visit http://www.isc.org/sw/dhcp/
wmaster0: unknown hardware address type 801
wmaster0: unknown hardware address type 801
Listening on LPF/eth0/00:1c:23:4b:5b:92
Sending on   LPF/eth0/00:1c:23:4b:5b:92
Sending on   Socket/fallback
DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 5
DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 12
DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 20
DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 8
DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 13
DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 3
No DHCPOFFERS received.
No working leases in persistent database - sleeping.
Reconfiguring network interfaces...There is already a pid 
file /var/run/dhclient.eth0.pid with pid 5696
killed old client process, removed PID file
Internet Systems Consortium DHCP Client V3.1.1
Copyright 2004-2008 Internet Systems Consortium.
All rights reserved.
For info, please visit http://www.isc.org/sw/dhcp/
wmaster0: unknown hardware address type 801
wmaster0: unknown hardware address type 801
Listening on LPF/eth0/00:1c:23:4b:5b:92
Sending on   LPF/eth0/00:1c:23:4b:5b:92
Sending on   Socket/fallback
DHCPRELEASE on eth0 to 192.168.0.3 port 67
send_packet: Network is unreachable
send_packet: please consult README file regarding broadcast address.
done.

Das klappt durchaus, einziges Problem(chen): DHCPDISCOVER kostet Zeit und ist 
unnötig, in meinem interfaces kommt dhcp nicht vor, ich habe dort nur 2 
versch. statische Adressen.

Kann ich diese Abfrage abschalten oder verkürzen (z. B. auf 1-2 Ports statt 
6)? Wenn ich wüsste, wo sich die "persistent database" befindet, könnte ich 
diese vielleicht an meine Bedürfnisse anpassen.

tschüss
Klaus


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