linux – 通过WAN禁用多播传送多播(到另一个LAN)

我的客户必须迁移到其他网站,
不幸的是,两个站点之间不允许多播:-(

如何在两个站点之间传递多播？
– 通过TCP还是UDP？
– 你推荐什么工具？
– 延迟怎么样？

我收到了关于思科配置(GRE)的好答案,
但其中一个网络团队不想监视/维护它,
=>当传输中断时,支持团队将花费太多时间来理解和修复.
=>那么,什么应该是GRE的最佳替代方案？

是否有基于Linux内核功能的解决方案
还是网卡功能？ (低延迟很重要)
用法示例表示赞赏:-)

>目前：服务器和客户端位于同一站点上

current network diagram http://ditaa.org/ditaa/render?grid=%2B———%2B+%2B———%2B%0D%0A%7C+Server++%7C+%7C+Client++%7C%0D%0A%7C+sends+++%7C+%7C+listens+%7C%0D%0A%7Cmulticast%7C+%7Cmulticast%7C%0D%0A%7C+++IP1+++%7C+%7C++IP2++++%7C%0D%0A%2B—-%2B—-%2B+%2B—%2B—–%2B%0D%0A+++++%7C++++++++++%7C%0D%0A+++++%2B%2B———%2B%0D%0A++++++%7CLAN+of+site+1%0D%0A++++++%7C%0D%0A++++++%2B———————WAN
>未来：服务器和客户端,每个站点在不同的站点上

Future network diagram http://ditaa.org/ditaa/render?grid=%2B———%2B+%2B———%2B+++++++++%2B———–%2B%0D%0A%7C+Server++%7C+%7C+++++++++%7C+++++++++%7C+new+host++%7C++%0D%0A%7C+sends+++%7C+%7C+++++++++%7C+++++++++%7C+for+Client%7C++%0D%0A%7Cmulticast%7C+%7C+++++++++%7C+++++++++%7C+++++++++++%7C++%0D%0A%7C+++IP1+++%7C+%7C+++++++++%7C+++++++++%7C+IP3+++++++%7C+++%0D%0A%2B—-%2B—-%2B+%2B—%2B—–%2B+++++++++%2B–%2B——–%2B%0D%0A+++++%7C++++++++++%7C++++++++++++++++++%7C++++++++++++%7C%0D%0A+++++%2B%2B———%2B++++++++++++++++++%2B%2B———–%2B-%0D%0A++++++%7CLAN+of+site+1++++++++++++++++%7CLAN+of+site+2%0D%0A++++++%7C+++++++++++++++++++++++++++++%7C%0D%0A++++++%2B—————————–%2B%0D%0A++++++++++++++++++++++++++++WAN

组播频道：225.1.0.1：6666

相关问题

> UPD Multicast (Class D) = How can this be routed over the internet?
> IGMP/Multicast routing in Linux
> Multicast accross the subnets和RSVP回答
> Multiple GRE NAT router和“多个VPN限制”链接
> ……