리눅스 ipv6 끄기

2013.12.10 11:39 | 리눅스
CentOS 6.4, Ubuntu 13.04에서 테스트 완료

리눅스에서 ipv6 끄는 방법
/etc/sysctl.conf 파일에 아래 내용 추가

net.ipv6.conf.all.disable_ipv6 = 1
net.ipv6.conf.default.disable_ipv6 = 1
net.ipv6.conf.lo.disable_ipv6 = 1

sysctl -p 하면 바로 적용된다.

# 적용 전
root@ubuntu:~# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
    inet6 ::1/128 scope host
       valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
    link/ether 00:0c:29:9e:90:6f brd ff:ff:ff:ff:ff:ff
    inet 192.168.100.129/24 brd 192.168.100.255 scope global eth0
    inet6 fe80::20c:29ff:fe9e:906f/64 scope link
       valid_lft forever preferred_lft forever

# 적용 후
root@ubuntu:~# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
    link/ether 00:0c:29:9e:90:6f brd ff:ff:ff:ff:ff:ff
    inet 192.168.100.129/24 brd 192.168.100.255 scope global eth0
신고
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