temen2 ..bantuin donk
di linux ku,,
ada dua ip private di eth yg sama
eth1   172.16.0.0/16
eth1:1 172.15.0.0/16

eth 1 bisa ping ke www.
tapi eth1:1 kok nga bisa ping yah

di rc.local aku taro

/sbin/iptables -t nat -A POSTROUTING -s 172.16.0.0/16 -d 0/0 -j MASQUERADE
/sbin/iptables -A FORWARD -s 172.16.0.0/16 -j ACCEPT
/sbin/iptables -A FORWARD -d 172.16.0.0/16 -j ACCEPT
/sbin/iptables -A FORWARD -s ! 172.16.0.0/16 -j DROP

/sbin/iptables -t nat -A POSTROUTING -s 172.15.0.0/16 -d 0/0 -j MASQUERADE
/sbin/iptables -A FORWARD -s 172.15.0.0/16 -j ACCEPT
/sbin/iptables -A FORWARD -d 172.15.0.0/16 -j ACCEPT
/sbin/iptables -A FORWARD -s ! 172.15.0.0/16 -j DROP
echo 1 >/proc/sys/net/ipv4/ip_forward
echo 1 >/proc/sys/net/ipv4/ip_dynaddr
/////////////////////////////////////////////////////////////////////////////////
[EMAIL PROTECTED] johan]# route
Kernel IP routing table
Destination     Gateway         Genmask         Flags Metric Ref    Use Iface
202.146.129.192 *               255.255.255.224 U     0      0        0 eth0
172.15.0.0      *               255.255.0.0     U     0      0        0 eth1
172.16.0.0      *               255.255.0.0     U     0      0        0 eth1
169.254.0.0     *               255.255.0.0     U     0      0        0 eth1
default         202.146.129.193 0.0.0.0         UG    0      0        0 eth0

ada solusi ??
bagaimana caranya agar ip 172.15.x.x bisa ping dan browsing seperti 172.16.x.x
makasi

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