TID: FMail-W32 2.1.3.7-B20170919   
   TZUTC: 0100   
   CHRS: CP850 2   
   MSGID: 2:280/5555 5db89774   
   REPLY: 2:310/31 5db89129   
   Hello Richard,   
      
   On Tuesday October 29 2019 20:17, you wrote to Alexey Vissarionov:   
      
    AV>> FS... that's dual stack (why lite?), regardless of whether IPv4   
    AV>> is CGNATed.   
      
    RM> Because usually DS is NOT regardless weather you have a public v4 or   
    RM> not. (DS usually means public v4/public v6; DS-Lite if you only have a   
    RM> public v6 address)   
      
    RM> DS-Lite is specified here:   
    RM> https://tools.ietf.org/html/rfc6333   
    RM> Dual-Stack Lite Broadband Deployments Following IPv4 Exhaustion   
      
   Another important caracteristic of DS-Lite is that on the IP level, the   
   connection is IPv6 only. IPv4 is tunneled over IPv6.   
      
      
   Cheers, Michiel   
      
   --- GoldED+/W32-MSVC 1.1.5-b20170303   
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