From 8025e5129991c388f3fa6d61db16bbba7fda6980 Mon Sep 17 00:00:00 2001 From: Arceliar Date: Thu, 14 Jun 2018 13:26:46 -0500 Subject: [PATCH 1/2] address range changes --- README.md | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/README.md b/README.md index 122fd224..d3ec2216 100644 --- a/README.md +++ b/README.md @@ -85,7 +85,7 @@ journalctl -u yggdrasil - Tested and working on Windows 7 and Windows 10, and should work on any recent versions of Windows, but it depends on the [OpenVPN TAP driver](https://openvpn.net/index.php/open-source/downloads.html) being installed first. - Has been proven to work with both the [NDIS 5](https://swupdate.openvpn.org/community/releases/tap-windows-9.9.2_3.exe) (`tap-windows-9.9.2_3`) driver and the [NDIS 6](https://swupdate.openvpn.org/community/releases/tap-windows-9.21.2.exe) (`tap-windows-9.21.2`) driver, however there are substantial performance issues with the NDIS 6 driver therefore it is recommended to use the NDIS 5 driver instead. -- Be aware that connectivity issues can occur on Windows if multiple IPv6 addresses from the `fd00::/8` prefix are assigned to the TAP interface. If this happens, then you may need to manually remove the old/unused addresses from the interface (though the code has a workaround in place to do this automatically in some cases). +- Be aware that connectivity issues can occur on Windows if multiple IPv6 addresses from the `0200::/7` prefix are assigned to the TAP interface. If this happens, then you may need to manually remove the old/unused addresses from the interface (though the code has a workaround in place to do this automatically in some cases). - TUN mode is not supported on Windows. - Yggdrasil can be installed as a Windows service so that it runs automatically in the background. From an Administrator Command Prompt: ``` @@ -105,26 +105,26 @@ sc create yggdrasil binpath= "\"C:\path\to\yggdrasil.exe\" -autoconf" ## Optional: advertise a prefix locally -Suppose a node has generated the address: `fd00:1111:2222:3333:4444:5555:6666:7777` +Suppose a node has generated the address: `200:1111:2222:3333:4444:5555:6666:7777` -Then the node may also use addresses from the prefix: `fd80:1111:2222:3333::/64` (note the `fd00` changed to `fd80`, a separate `/9` is used for prefixes, but the rest of the first 64 bits are the same). +Then the node may also use addresses from the prefix: `300:1111:2222:3333::/64` (note the `0200` changed to `0300`, a separate `/8` is used for prefixes, but the rest of the first 64 bits are the same). -To advertise this prefix and a route to `fd00::/8`, the following seems to work on the developers' networks: +To advertise this prefix and a route to `0200::/7`, the following seems to work on the developers' networks: 1. Enable IPv6 forwarding (e.g. `sysctl -w net.ipv6.conf.all.forwarding=1` or add it to sysctl.conf). -2. `ip addr add fd80:1111:2222:3333::1/64 dev eth0` or similar, to assign an address for the router to use in that prefix, where the LAN is reachable through `eth0`. +2. `ip addr add 300:1111:2222:3333::1/64 dev eth0` or similar, to assign an address for the router to use in that prefix, where the LAN is reachable through `eth0`. 3. Install/run `radvd` with something like the following in `/etc/radvd.conf`: ``` interface eth0 { AdvSendAdvert on; - prefix fd80:1111:2222:3333::/64 { + prefix 300:1111:2222:3333::/64 { AdvOnLink on; AdvAutonomous on; }; - route fd00::/8 {}; + route 200::/7 {}; }; ``` From 0c74c748794142085c054b6ce1f0c1370390f7de Mon Sep 17 00:00:00 2001 From: Arceliar Date: Thu, 14 Jun 2018 13:33:36 -0500 Subject: [PATCH 2/2] Update README.md Consistently remove leading zeros from addresses in the readme. --- README.md | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/README.md b/README.md index d3ec2216..15731952 100644 --- a/README.md +++ b/README.md @@ -85,7 +85,7 @@ journalctl -u yggdrasil - Tested and working on Windows 7 and Windows 10, and should work on any recent versions of Windows, but it depends on the [OpenVPN TAP driver](https://openvpn.net/index.php/open-source/downloads.html) being installed first. - Has been proven to work with both the [NDIS 5](https://swupdate.openvpn.org/community/releases/tap-windows-9.9.2_3.exe) (`tap-windows-9.9.2_3`) driver and the [NDIS 6](https://swupdate.openvpn.org/community/releases/tap-windows-9.21.2.exe) (`tap-windows-9.21.2`) driver, however there are substantial performance issues with the NDIS 6 driver therefore it is recommended to use the NDIS 5 driver instead. -- Be aware that connectivity issues can occur on Windows if multiple IPv6 addresses from the `0200::/7` prefix are assigned to the TAP interface. If this happens, then you may need to manually remove the old/unused addresses from the interface (though the code has a workaround in place to do this automatically in some cases). +- Be aware that connectivity issues can occur on Windows if multiple IPv6 addresses from the `200::/7` prefix are assigned to the TAP interface. If this happens, then you may need to manually remove the old/unused addresses from the interface (though the code has a workaround in place to do this automatically in some cases). - TUN mode is not supported on Windows. - Yggdrasil can be installed as a Windows service so that it runs automatically in the background. From an Administrator Command Prompt: ``` @@ -107,9 +107,9 @@ sc create yggdrasil binpath= "\"C:\path\to\yggdrasil.exe\" -autoconf" Suppose a node has generated the address: `200:1111:2222:3333:4444:5555:6666:7777` -Then the node may also use addresses from the prefix: `300:1111:2222:3333::/64` (note the `0200` changed to `0300`, a separate `/8` is used for prefixes, but the rest of the first 64 bits are the same). +Then the node may also use addresses from the prefix: `300:1111:2222:3333::/64` (note the `200` changed to `300`, a separate `/8` is used for prefixes, but the rest of the first 64 bits are the same). -To advertise this prefix and a route to `0200::/7`, the following seems to work on the developers' networks: +To advertise this prefix and a route to `200::/7`, the following seems to work on the developers' networks: 1. Enable IPv6 forwarding (e.g. `sysctl -w net.ipv6.conf.all.forwarding=1` or add it to sysctl.conf).