what type of plug computer i have

[tant]

Hello. I live in Russia and bought this plug pc http://www.ak-systems.ru/jml/images/stories/ak-systems/plugcomputers.png
Now i need to update the kernel of my plug pc(i need ppp), but there aren't any support from russian "manufacturer". I think that this plug pc is based on one of plug computers like GuruPlug. Can you help me with chose correct guide to install a new kernel. here is a specification of my plug:
proccesor:1 ГГц Marvell Kirkwood 88F6283 ARM Compliant
EthernetL: 2x Gigabit Ethernet
USB: 2xUSB 2.0
os: debian linux
You are my last hope,
Tim
ps sorry for my bad English