как узнать версию debian

1. 
   

   lsb_release -a

   No LSB modules are available.
   Distributor ID: Debian
   Description: Debian GNU/Linux 6.0.3 (squeeze)
   Release: 6.0.3
   Codename: squeeze
   

2. 
   

   cat /etc/debian_version

   6.0.3