Q1) I want to block the users to access the ptv.com website for some user and only for a time while like 1/3 week.how it is possible?
Q2) other user can not use the internet I want to block the internet of the user.how it is possible?
Q3) some user can open only permission webistes which I want to allow them like google/gmail/hotmail etc etc but can not access the yahoo/wwe websites.how it is possible?
Q4) how to block the USB storage devices in Win Xp because when we make a policy to remove all storage device deny all then the option shows that atleast Win Vista. what does it mean?
Q5) how DNS can take direct IP in the forward and reverse zone?
Q6) why we use router in DHCP server?
Q7) I saw if someone is uses in DNS server
DNS IP192.168.30.1
subnet mask255.255.255.0
default gateway192.168.30.2
preferred DNS 192.168.30.1
alternate DNS 192.168.30.254
then it uses in DHCP server
router IP 192.168.30.2
why it uses this IP only in the router?why DHCP server can not validate the alternate DNS when we install the DHCP server?
give me the full description on my email id
waqasanwer1@gmail.com
with each step should be mention in the snapshot
thank you
for an advance to help me