"hardware" vs. "software" firewalls

[Giorgos Keramidas]

On 2007-09-20 14:02, Palias Panagiotis <palias at ath.forthnet.gr> wrote:
>On Thu, 20 Sep 2007 11:28 , Christos Ricudis <ricudis at komodino.itc.auth.gr> sent:
>> OK, as paroume ayto to paradeigma tote, afou se boleyei kalytera. To :
>>
>> "diko sou PC + windows pou ta sthneis monos sou + callmanager pou ton
>> sthneis monos sou"
>>
>> einai "non-hardware call manager", enw to
>>
>> "whatever OEM PX + preinstalled Solaris/X86 + preinstalled callmanager"
>>
>> einai enas "hardware call manager" ?
>
> Ligo trabhgmeno men, alla sta windows 8a eprepe na frontizeis gia ta updates tou
> leitourgikou kai na epilueis ka8e problhma pou 8a antimetwpize o call-manager,
> enw twra erxetai kati pou douleuei out-of-the-box me eu8unh ths etairias.

Pou tha prepei "na frontizeis pali gia ta updates tou, eite se firmware
epipedo, eite se ru8miseis", an de thes th mera pou tha bgei ena
kainourio exploit gia to "leitoyrgiko" tou na xaseis to diktyo.

Blepeis kamia _shmantikh_ diafora?

<strawman-argument-danger>
An h shmantikh diafora einai oti sto ena to leitourgiko kanei boot apo
ATA disko, enw sto allo apo flash memory, tote mporw aneta na sou deiksw
ena FreeBSD pou kanei boot apo USB stick, se afhnei na trabhkseis kai na
bgaleis to USB stick, kai trexei ws IP router, firewall, DHCP server kai
DNS server, me ena mini ramdisk mexri thn epomenh fora pou tha tou
kopseis to reuma.

Auto tha to leges "hardware firewall", epeidh den kanei boot apo ATA
disko kai den exei anagkh apo disko gia na treksei?
</strawman-argument-danger>