The snom m9 is able to automatically assign an IPv6
address to the device over DHCPv6
Further more, when connected to an IPv6 network, the
snom m9 can configure itself automatically using Internet
Control Message Protocol version 6 (ICMPv6) router
discovery messages
The Dual-IP-Stack allows snom m9 to maintain IPv4 and
IPv6 interfaces in parallel
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