CentOS 5
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Disable IPv6
2015/01/13
[1] Disable IPv6 if don't need it.
[root@dlp ~]#
eth0
Link encap:Ethernet HWaddr 00:50:43:00:3B:AE

inet addr:192.168.0.17 Bcast:192.168.0.255 Mask:255.255.255.0

inet6 addr: fe80::250:43ff:fe00:3bae/64 Scope:Link

UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1

RX packets:12068 errors:0 dropped:0 overruns:0 frame:0

TX packets:7445 errors:0 dropped:0 overruns:0 carrier:0

collisions:0 txqueuelen:1000

RX bytes:15474350 (14.7 MiB) TX bytes:582667 (569.0 KiB)

 
Interrupt:30 Base address:0x6000
lo
Link encap:Local Loopback

inet addr:127.0.0.1 Mask:255.0.0.0

inet6 addr: ::1/128 Scope:Host

UP LOOPBACK RUNNING MTU:16436 Metric:1

RX packets:8 errors:0 dropped:0 overruns:0 frame:0

TX packets:8 errors:0 dropped:0 overruns:0 carrier:0

collisions:0 txqueuelen:0

 
RX bytes:680 (680.0 b) TX bytes:680 (680.0 b)
[root@dlp ~]#
vi /etc/modprobe.conf
# add to the end

alias ipv6 off
options ipv6 disable=1
[root@dlp ~]#
[root@dlp ~]#
eth0
Link encap:Ethernet HWaddr 00:50:43:00:3B:AE

inet addr:10.0.0.30 Bcast:10.0.0.255 Mask:255.255.255.0

UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1

RX packets:12068 errors:0 dropped:0 overruns:0 frame:0

TX packets:7445 errors:0 dropped:0 overruns:0 carrier:0

collisions:0 txqueuelen:1000

RX bytes:15474350 (14.7 MiB) TX bytes:582667 (569.0 KiB)

 
Interrupt:30 Base address:0x6000
lo
Link encap:Local Loopback

inet addr:127.0.0.1 Mask:255.0.0.0

UP LOOPBACK RUNNING MTU:16436 Metric:1

RX packets:8 errors:0 dropped:0 overruns:0 frame:0

TX packets:8 errors:0 dropped:0 overruns:0 carrier:0

collisions:0 txqueuelen:0

RX bytes:680 (680.0 b) TX bytes:680 (680.0 b)

 
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