Mungkin ada beberapa perusahaan yang memberikan peraturan
untuk melarang karyawannya untuk melakukan browsing, tetapi mengizinkan
karyawannya hanya untuk chatting saja untuk menghemat biaya telepon kantor. Berikut
ini adalah cara membuat izin untuk user tertentu saja agar mereka dapat
melakukan chatting dengan Yahoo Messenger tetapi tidak dapat melakukan
browsing.
1. Pada firewall permission, buka task panel, dan pilih tab
Tasks lalu klik Create New Access Rule
2. Isikan “Yahoo messenger” sebagai rule name-nya, klik
Next.
3. Pilih Allow pada “Action to take when rule conditions are
met”
4. Pada pilihan “This rule applies to” pilih “selected
protocols” lalu klik add. Double click Item berikut :
DNS
HTTP
HTTPS
5. Pilih menu “New” > “Protocol” beri nama YM Protocol
dan klik Next.
Pada “primary connection information” klik New dan pastikan parameternya sebagai berikut :
Protocol type: TCP
Direction: Outbound
Port range from 5050 to 5050
lalu klik OK, Klik Next, lalu
pilih No jika ditanya “Do you want to use secondary connections” lalu klik
Next, Finish.
Setelah protocol baru terbuat, double click item tersebut.
Lalu pada layar “This rule applies to” klik Next.
6. Pada layar “This rule applies to traffics from these sources”
klik add.
Lalu pilih double click IP computer yang diizinkan. (Pilih
menu New > Computer jika belum ada) setelah selesai memasukkan IP computer
yang diizinkan, klik close lalu klik Next
7. Pada layar “This rule applies to traffic sent to these
destinations” klik add dan pilih menu New > Subnet isi dengan parameter
sebagai berikut :
Name: Yahoo Subnet
Network address : 216.155.193.171 / 24
Lalu klik double klik item tersebut, lalu pilih menu New
> URL Set dan isi dengan parameter berikut :
Name: Yahoo
Add this URL:
*.msg.yahoo.com
*.pager.yahoo.com
address.yahoo.com
chat.yahoo.com
login.yahoo.com
messenger.yahoo.com
pgq.yahoo.com
8. Pada layar “The rule applies to request from the
following user sets” klik add dan pilih user account yang diizinkan.
Note: Jika anda dalam jaringan workgroup pilih “All Users”
9. Finish
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English :
Some company had a rules to restricting his employee to
browsing to the internet, but permitting his employee to chatting using Yahoo
Messanger to save telephone pulse fee. This is the step to creating permission
for Yahoo Messanger to several user, so he able to chat except browse the
internet.
1. On firewall permission, open task panel, click
"Tasks" tab and click "Create New Access Rule"
2. Input “Yahoo messenger” as the rule names, click Next
3. Choose "Allow" on “Action to take when rule
conditions are met” question.
4. When asking for “rule applies to” select “selected
protocols” then click add button. Double click this items:
DNS
HTTP
HTTPS
5. Click “New > Protocol” menu and give "YM
Protocol" as name then click Next.
Click "New" on “primary connection information”
and make sure that the parameter like this:
Protocol type: TCP
Direction: Outbound
Port range from 5050 to 5050 then click OK, Click Next,
Choose No if asked “Do you want to use secondary connections” click Next, and
Finish.
As the New protocol definition created, double click that
item.
Then click Next on “This rule applies to” screen.
6. Click Add when asked “This rule applies to traffics from
these sources”. Then double click on IP that permitted to using Yahoo
Messanger. (select New > Computer menu if not available) then click Close,
and Next.
7. On “This rule applies to traffic sent to these
destinations” screen, click Add and select "New > Subnet" menu and
input this parameter :
Name: Yahoo Subnet
Network address : 216.155.193.171 / 24
Double click that item, then select "New > URL
Set" menu and input this parameter :
Name: Yahoo
Add this URL:
*.msg.yahoo.com
*.pager.yahoo.com
address.yahoo.com
chat.yahoo.com
login.yahoo.com
messenger.yahoo.com
pgq.yahoo.com
8. On “The rule applies to request from the following user
sets” screen, click add and choose permitted user accounts.
Note: If your server on Workgroup environment, choose
"All Users"
9. Finish