抱歉，我不懂英文，如能译成中文，万分感谢！ 发自我的 iPhone
> 在 2018年11月8日，上午10:44，Mikael Abrahamsson <[email protected]> 写道： > >> On Wed, 7 Nov 2018, Anurag Bhatia wrote: >> >> I recently got VoLTE from my provider (AS9498). I noticed that after >> VoLTE is enabled, device is creating two IPsec tunnels and also has >> IPv6 address on those IPsec tunnels. >> >> Was wondering if someone can point me to any paper/documentation on >> how VoLTE works and how this IPv6 over ipsec works in the background? > > https://en.wikipedia.org/wiki/Voice_over_LTE , there should be links to the > 3GPP specifications. > > I have not heard of VoLTE using IPSEC, that's not how it was supposed to work > at least when I looked into this 5 years ago. Instead it should have > additional bearer on mobile interface to handle this traffic. > > How are you identifying this as IPSEC tunnels? What kind of device is it > you're looking at? > > -- > Mikael Abrahamsson email: [email protected]
