bind9: DNSSEC SERVFAIL when zone has no DS record

Hi, Dig returns SERVFAIL while trying to resolve a dnssec enabled zone without DS record in parent zone. For example, I have these two DNSSEC enabled zones: domain.com subdomain.domain.com domain.com zone has NO DS record for subdomain.domain.com zone, and subdomain.domain.com has an A record fo

3g Modem + usb-modeswitch kernel error

Hi, I have a 3g modem MSA110UP connected to a updated debian squeeze machine. I use usb-modeswitch because this device is not switched by the kernel. I also use wvdial to connect. After some time (2 days), I receive 10 "kernel: [222393.073561] option: option_instat_callback: error -84" messages,