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Q: VPC å ã§ã¯ãã©ã®ãã㪠IP ã¢ãã¬ã¹ç¯å²ã使ç¨ã§ãã¾ãã?
http://aws.amazon.com/jp/vpc/faqs/#I1
RFC 1918 ã§å®ç¾©ããããã©ã¤ãã¼ã IP ã¢ãã¬ã¹ãããã¯ãã¾ãã¯ã°ãã¼ãã« IP ãããã¯ãªã©ãä»»æã® IPv4 ã¢ãã¬ã¹ç¯å²ãããVPC ã®ã¢ãã¬ã¹æå®ãè¡ããã¨ãã§ãã¾ãããããªãã¯ã«ã«ã¼ãã£ã³ã°å¯è½ãª IP ãããã¯ã«ã¯ãä»®æ³ãã©ã¤ãã¼ãã²ã¼ãã¦ã§ã¤çµç±ã§ã®ã¿å°éå¯è½ã§ãããã¤ã³ã¿ã¼ãããã²ã¼ãã¦ã§ã¤ãéãã¦ã¤ã³ã¿ã¼ãããçµç±ã§ã¢ã¯ã»ã¹ãããã¨ã¯ã§ãã¾ãããAWS å´ã§ã¯ãã客æ§ãææãã¦ãã IP ã¢ãã¬ã¹ãããã¯ãã¤ã³ã¿ã¼ãããä¸ã§å ¬éãã¾ãããã¾ããVPC ã¯ç¾å¨ãIPv6 IP ã¢ãã¬ã¹ç¯å²ããã¢ãã¬ã¹æå®ãè¡ããã¨ã¯ã§ãã¾ããã
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åè: Amazon Web Services ブログ: 【AWS発表】 Elastic Load Balancingが東京リージョンでIPv6をサポート、新メトリクスもサポート、複数のIPアドレスを返すように
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- 6rd Configuration Example - DocWiki
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ipv6 unicast-routing ! interface GigabitEthernet 0/1 ipv6 address 2xxx:xxxx:xxxx:f013::110/64 end ! interface loopback 1 ip address 10.255.255.222 255.255.255.255 end ! interface Tunnel0 ipv6 address 2xxx:xxxx:xxxx:f096:0aff:ffde::1/96 tunnel source loopback 1 tunnel mode ipv6ip 6rd tunnel 6rd prefix 2xxx:xxxx:xxxx:f096::/64 end ! ipv6 route 2xxx:xxxx:xxxx:F096:AFF:FFDE::/96 Null0 ipv6 route 2xxx:xxxx:xxxx:F096::/64 Tunnel0
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$ printf "2xxx:xxxx:xxxx:f096:%02x%02x:%02x%02x::1" 10 255 255 222 2xxx:xxxx:xxxx:f096:0aff:ffde
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# uname -r 3.4.43-43.43.amzn1.x86_64 # grep 6RD /boot/config-`uname -r` CONFIG_IPV6_SIT_6RD=y
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$ printf "2xxx:xxxx:xxxx:f096:%02x%02x:%02x%02x::1" 10 96 1 100 2xxx:xxxx:xxxx:f096:0a60:0164::1
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(ä»åã®ä¾ã§ã¯ããã®CEã¨ãªãEC2ã¤ã³ã¹ã¿ã³ã¹ã«ç´ä»ãIPv4ã¢ãã¬ã¹ã¯"10.96.1.100"ã¨ãªã£ã¦ãã¾ãã)
# cat /etc/sysconfig/network-scripts/ifcfg-sit1 DEVICE=sit1 IPV6INIT=yes IPV6_MTU=1280 IPV6_DEFAULTGW=::10.255.255.222 IPV6TUNNELIPV4=any IPV6TUNNELIPV4LOCAL=10.96.1.100 IPV6ADDR=2xxx:xxxx:xxxx:f096:0a60:0164::1/96
ãã³ãã«ç¨ã®IPv6ã¤ã³ã¿ã¼ãã§ã¼ã¹ã"/etc/sysconfig/network-scripts/ifcfg-sit1"ã«ããããªæãã§ããã¤ã¹ãä½ãã¾ãã
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# cat /etc/rc.d/rc.local ãããçç¥ããã ip tunnel 6rd dev sit1 6rd-prefix 2xxx:xxxx:xxxx:f096::/64 6rd-relay_prefix 10.96.1.100/32
"/etc/rc.d/rc.local"ã§ã¯ãå
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6rd-relay_prefixã¯ãã¢ãã¬ã¹ãããã³ã°ã«ã¼ã«ã¨ãã¦ãIPv4ã¢ãã¬ã¹ã®ä½ãããåãåãè¾¼ãããæå®ãã¾ããä»åã®ä¾ã§ã¯ã32ãããåå
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# ifconfig sit1 sit1 Link encap:IPv6-in-IPv4 inet6 addr: 2xxx:xxxx:xxxx:f096:a60:164:0:1/96 Scope:Global inet6 addr: ::10.96.1.100/128 Scope:Compat UP RUNNING NOARP MTU:1280 Metric:1 RX packets:262 errors:0 dropped:0 overruns:0 frame:0 TX packets:262 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:17292 (16.8 KiB) TX bytes:14672 (14.3 KiB) # ip tunnel show sit0: ipv6/ip remote any local any ttl 64 nopmtudisc 6rd-prefix 2002::/16 sit1: ipv6/ip remote any local 10.96.1.100 ttl 64 6rd-prefix 2xxx:xxxx:xxxx:f096::/64 6rd-relay_prefix 10.96.1.100/32 # ip -6 route show | grep default default via ::10.255.255.222 dev sit1 metric 1
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from AWS
VPC-Server$ ping6 -c 3 2xxx:xxxx:xxxx:100:5054:1cff:fe93:3ea8 PING 2xxx:xxxx:xxxx:100:5054:1cff:fe93:3ea8(2xxx:xxxx:xxxx:100:5054:1cff:fe93:3ea8) 56 data bytes 64 bytes from 2xxx:xxxx:xxxx:100:5054:1cff:fe93:3ea8: icmp_seq=1 ttl=62 time=6.17 ms 64 bytes from 2xxx:xxxx:xxxx:100:5054:1cff:fe93:3ea8: icmp_seq=2 ttl=62 time=6.21 ms 64 bytes from 2xxx:xxxx:xxxx:100:5054:1cff:fe93:3ea8: icmp_seq=3 ttl=62 time=6.17 ms --- 2xxx:xxxx:xxxx:100:5054:1cff:fe93:3ea8 ping statistics --- 3 packets transmitted, 3 received, 0% packet loss, time 2009ms rtt min/avg/max/mdev = 6.172/6.187/6.213/0.092 ms
from Customer Network
Local-Server$ ping6 -c 3 2xxx:xxxx:xxxx:f096:a60:164:0:1 PING 2xxx:xxxx:xxxx:f096:a60:164:0:1(2xxx:xxxx:xxxx:f096:a60:164:0:1) 56 data bytes 64 bytes from 2xxx:xxxx:xxxx:f096:a60:164:0:1: icmp_seq=1 ttl=62 time=6.31 ms 64 bytes from 2xxx:xxxx:xxxx:f096:a60:164:0:1: icmp_seq=2 ttl=62 time=6.28 ms 64 bytes from 2xxx:xxxx:xxxx:f096:a60:164:0:1: icmp_seq=3 ttl=62 time=6.33 ms --- 2xxx:xxxx:xxxx:f096:a60:164:0:1 ping statistics --- 3 packets transmitted, 3 received, 0% packet loss, time 2009ms rtt min/avg/max/mdev = 6.280/6.308/6.334/0.068 ms
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- さくらの6rd(トライアル) - さくらインターネット研究所
- Cisco IOS XE Release 3S(ASR 1000) - IPv6 Rapid Deployment - Cisco Systems
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- ãã®ååãå«ãããã° (18件) ãè¦ã
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