MEMBANGUN GATEWAY INTERNET
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Konfigurasi Server :
ISP SPEEDY
:
IP :
192.168.1.1
Primary DNS :
202.134.1.10
Secondary DNS :
202.134.0.155
1. IP
Internet (Public) = 192.168.1.2/26 (Sesuai dengan IP
dari ISP)
2. IP LAN
(Local) = 192.168.55.1//26
3. Gateway = 192.168.1.1 (Sesuai
dengan IP dari ISP)
4. Primary DNS = 202.134.1.10
Secondary
DNS = 202.134.0.155
Konfigurasi Client :
1. IP LAN = 192.168.55.2/26
2. Gateway = 192.168.55.1
3. Primary DNS = 202.134.1.10
Secondary
DNS = 202.134.0.155
Konfigurasi Proxy Server :
1. Port Proxy = 3128
4. Transparant proxy
Konfigurasi Router :
1. NAT = yes
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Server Gateway
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Interface LAN/Local
Ip Address :
192.168.55.1
Netmask :
255.255.255.0
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SWITCH
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ISP
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Gateway ke Internet
Ip Address :
192.168.1.1
Primary DNS :
202.134.1.10
Secondary DNS :
202.134.0.155
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Interface WAN/Public
Ip Address :
192.168.1.2
Netmask :
255.255.255.0
Gateway :
192.168.1.1
Primary DNS :
202.134.1.10
Secondary DNS :
202.134.0.155
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PC Client
Ip Address :
192.168.55.2
Netmask :
255.255.255.0
Gateway :
192.168.55.1
Primary DNS :
202.134.1.10
Secondary DNS :
202.134.0.155
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PC Client
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Langkah-langkah Konfigurasi Router Gateway Server
1.
Konfigurasi IP Address Gateway
Server Mikrotik
a)
Melihat interface/Ethernet yang
terpasang :
[ropix@IATG-SOLO] > interface
print
Flags: X -
disabled, D - dynamic, R - running
#
NAME TYPE RX-RATE TX-RATE
MTU
0 R
ether1 ether 0 0 1500
1 R
ether2 ether 0 0 1500
[ropix@IATG-SOLO] > interface
edit 0
value-name: name
[ropix@IATG-SOLO] > interface print
Flags: X - disabled, D -
dynamic, R - running
#
NAME TYPE RX-RATE TX-RATE
MTU
0 R
local ether 0 0 1500
1 R
public ether 0 0 1500
Via winbox:
a)
Setting IP Address
[ropix@IATG-SOLO] > /ip address
add
address:
192.168.1.2/26
interface: public
[ropix@IATG-SOLO] > /ip address
print
Flags: X -
disabled, I - invalid, D - dynamic
#
ADDRESS NETWORK BROADCAST INTERFACE
0
192.168.1.2/26 192.168.0.0 192.168.0.255 public
[ropix@IATG-SOLO] > /ip address print
Flags:
X - disabled, I - invalid, D - dynamic
#
ADDRESS NETWORK BROADCAST INTERFACE
0
192.168.1.2/26 192.168.1.0
192.168.1.255 public
1
192.168.55.1/26 192.168.55.0 192.168.55.255
local
2.
Memberikan Default Gateway
[ropix@IATG-SOLO] > ip route add
gateway=192.168.1.1
Untuk melihat konfigurasi gateway
[ropix@IATG-SOLO] > ip route
print
Tes Ping ke gateway untuk memastikan
konfigurasi sudah benar
[ropix@IATG-SOLO] > ping
192.168.1.1 (tekan enter)
3.
Setup DNS (Name
Server)
[ropix@IATG-SOLO] > ip dns set
servers=202.134.1.10,202.134.0.155 allow-remote-requests=no
Untuk melihat konfigurasi DNS
[ropix@IATG-SOLO] > ip dns print (tekan
enter)
Tes akses domain, misalnya dengan ping nama domain
[ropix@IATG-SOLO] > ping google.com
4.
Setup Masquerading dan
transparansi proxy
a)
Firewall nat
[ropix@IATG-SOLO]
> ip firewall nat add chain=srcnat action=masquerade out-interface=public
Untuk melihat konfigurasi masquerading
[ropix@IATG-SOLO]
> ip firewall nat print
b)
Setting
transparency Proxy
[ropix@IATG-SOLO] > ip proxy set enabled=yes
[ropix@IATG-SOLO] > ip
proxy set parent-proxy=0.0.0.0 port=3128 cache-administrators=abdul@smksunandrajat.sch.id enabled=yes
Untuk melihat konfigurasi
Masquerading
[ropix@IATG-SOLO]
> ip proxy print
c)
Setting firewall untuk transparent
proxy
[ropix@IATG-SOLO]
> ip firewall nat add chain=dstnat protocol=tcp dst-port=80 action=redirect
to-ports=3128
5.
Melakukan
Blocking Site
[ropix@IATG-SOLO]
> ip proxy access add action=deny disabled=no dst-
host=www.google.com
[ropix@IATG-SOLO] > ip proxy access add add action=deny disabled=no path=*porno* (blocking berdasarkan
nama)
[ropix@IATG-SOLO] >ip proxy access add add action=deny disabled=no dst-host=:mail(blocking
e-mail pada search machine)
Untuk mengeblok akses
internet yang bersangkut paut dengan tulisanNy...
Caranya.. ganti dst-host pada
perintah ip proxy dengan path/keyword=*(kata yang
ingin diblock)*
Contoh : ip proxy access add add
action=deny disabled=no path=* (blocking kata
pada search machine)*

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