Connect Backtarck 4 Ke LAN / WLAN Kalau Tidak Dapat DHCP

kalo DHCP server dimatiin kita konek ke LAN / WLAN dengan cara
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1 root@bt:~# ip address add
broadcast dev
2
3 root@bt:~# ip address add 192.168.1.90 broadcast 192.168.1.255 dev wlan0

kita set netmask nya di ifconfig
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1 root@bt:~# ifconfig wlan0 netmask 255.255.255.0

kemudian add gate way di route
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1 root@bt:~# route add default gw 192.168.1.1

kalo kita mau add DNS edit resolv.conf di
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1 root@bt:~# nano /etc/resolv.conf

masukin aja IP DNS di pisah dengan ENTER. contoh
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1 192.168.1.1
2
3 202.134.0.155

sebenrnya bisa pake command
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1 root@bt:~# ifconfig wlan0 add 192.168.1.90 netmask 255.255.255.0

tapi jadinya dia bakal buat 2 interface yang satu nya itu Virtual dan yang terjadi ialah, saat connect ke route dengan menggunakan DHCP CLIENT kita bakal punya IP dua. seperti ini
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01 wlan0 Link encap:Ethernet HWaddr 84:ae:1c:b3:8a:fa
02 inet addr:192.168.11.190 Bcast:192.168.255.255 Mask:255.255.0.0
03 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
04 RX packets:20133 errors:0 dropped:0 overruns:0 frame:0
05 TX packets:17102 errors:0 dropped:0 overruns:0 carrier:0
06 collisions:0 txqueuelen:1000
07 RX bytes:13741648 (13.7 MB) TX bytes:2575235 (2.5 MB)
08
09 wlan0:0 Link encap:Ethernet HWaddr 84:ae:1c:b3:8a:fa
10 inet addr:192.168.1.90 Bcast:192.168.11.255 Mask:255.255.255.0
11 UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1



mantap gan.....................................................????