Option netstat digunakan untuk menampilkan semua koneksi yang sedang
terbuka pada mesin local, buka Command Profm atau tekan tombol Windows + R maka
akan keluar jendela Command Profm lalu ketikan CMD, maka akan muncul layar
hitam dan ketikan perintah-perintah dibawah ini untuk mengetahui Port Local
yang terbuka pada Notebook, Netbook atau PC teman-teman….hehehehehehe
C:\windows>netstat -a
Active Connections
Proto Local Address Foreign Address
State
TCP ankit:1031 dwarfie.box.com:ftp
ESTABLISHED
TCP ankit:1036
dwarfie.box.com:ftp-data TIME_WAIT
TCP ankit:1043
banners.egroups.com:80 FIN_WAIT_2
TCP ankit:1045
mail2.mtnl.net.in:pop3 TIME_WAIT
TCP ankit:1052 zztop.box.com:80
ESTABLISHED
TCP ankit:1053
mail2.mtnl.net.in:pop3 TIME_WAIT
UDP ankit:1025 *:*
UDP ankit:nbdatagram *:*
Perintah
Netstat -n pada dasarnya merupakan tampilan bentuk numeric
C:\>netstat -n
Active Connections
Proto Local Address Foreign Address
State
TCP 203.xx.251.161:1031
195.1.150.227:21 ESTABLISHED
TCP 203.xx.251.161:1043 207.138.41.181:80
FIN_WAIT_2
TCP 203.xx.251.161:1053
203.94.243.71:110 TIME_WAIT
TCP 203.xx.251.161:1058
195.1.150.227:20 TIME_WAIT
TCP 203.xx.251.161:1069
203.94.243.71:110 TIME_WAIT
TCP 203.xx.251.161:1071
194.98.93.244:80 ESTABLISHED
TCP 203.xx.251.161:1078 203.94.243.71:110
TIME_WAIT
Dimana
xxx dapat berupa UDP atau TCP. Pemakaian argumen ini akan lebih jelas
C:\>netstat -p tcp
Active Connections
Proto Local Address Foreign Address
State
TCP ankit:1031 dwarfie.box.com:ftp
ESTABLISHED
TCP ankit:1043
banners.egroups.com:80 FIN_WAIT_2
TCP ankit:1069
mail2.mtnl.net.in:pop3 TIME_WAIT
TCP ankit:1078
mail2.mtnl.net.in:pop3 TIME_WAIT
TCP ankit:1080
mail2.mtnl.net.in:pop3 TIME_WAIT
TCP ankit:1081 www.burstnet.com:80
FIN_WAIT_2
TCP ankit:1083 zztop.box.com:80
TIME_WAIT
Sekarang
kita telah sampai pada argumen yang terakhir dalam kaitannya dengan perintah
Netstat, argumen
C:\windows>netstat -r
Route Table
Active Routes:
Network Address Netmask Gateway
Address Interface Metric
0.0.0.0 0.0.0.0 203.94.251.161
203.94.251.161 1
127.0.0.0 255.0.0.0 127.0.0.1
127.0.0.1 1
203.94.251.0 255.255.255.0
203.94.251.161 203.94.251.161 1
203.94.251.161 255.255.255.255
127.0.0.1 127.0.0.1 1
203.94.251.255 255.255.255.255
203.94.251.161 203.94.251.161 1
224.0.0.0 224.0.0.0 203.94.251.161
203.94.251.161 1
255.255.255.255 255.255.255.255
203.94.251.161 203.94.251.161 1
Network Address Netmask Gateway
Address Interface Metric
0.0.0.0 0.0.0.0 203.94.251.161
203.94.251.161 1
127.0.0.0 255.0.0.0 127.0.0.1
127.0.0.1 1
203.94.251.0 255.255.255.0
203.94.251.161 203.94.251.161 1
203.94.251.161 255.255.255.255
127.0.0.1 127.0.0.1 1
203.94.251.255 255.255.255.255
203.94.251.161 203.94.251.161 1
224.0.0.0 224.0.0.0 203.94.251.161
203.94.251.161 1
255.255.255.255 255.255.255.255
203.94.251.161 203.94.251.161 1
Active Connections
Proto Local Address Foreign Address
State
TCP ankit:1031 dwarfie.box.com:ftp
ESTABLISHED
TCP ankit:1043
banners.egroups.com:80 FIN_WAIT_2
TCP ankit:1081 www.burstnet.com:80
FIN_WAIT_2
TCP ankit:1093 zztop.box.com:80
TIME_WAIT
TCP ankit:1094 zztop.box.com:80
TIME_WAIT
TCP ankit:1095
mail2.mtnl.net.in:pop3 TIME_WAIT
TCP ankit:1096 zztop.box.com:80
TIME_WAIT
TCP ankit:1097 zztop.box.com:80
TIME_WAIT
TCP ankit:1098 colo88.acedsl.com:80
ESTABLISHED
TCP ankit:1099 mail2.mtnl.net.in:pop3 TIME_WAIT
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