[Dnsmasq-discuss] AVM Fritzbox, DUalstack ISP and dnmasq

Rene Bartsch ml at bartschnet.de
Sun Jan 11 19:23:34 GMT 2015


Am 2015-01-11 19:43, schrieb Robert M. Albrecht:
> Hi,
> 
> I'm not sure if this can't be done or if I am just confused.
> 
> My ISP (Deutsche Telekom AG) provides dual stack connectivty with one
> IPv6 and /53 ipv6.
> 
> Both are dynamic, so if I reconnect my DSL I might / will get
> different IPs and prefixes.
> 
> As the DNS and DHCP integrated into the router are crap (no manuel dns
> entries, no dhcp options, no pxe possible, ...) I want to use dnsmaq.
> 
> IPV4 is easy. Disabling DHCPv4 in the Fritzbox and done.
> IPv6 is different.
> 
> I can disable the DHCPv6 service in the router. By doing so I can
> choose the options in the router advertismment:
> - none
> - O
> - O M
> 
> Enabling DHCPv6 in the router provides the following choices:
> - none
> - IA_PD
> - IA_PD and IA-NA
> 
> but enabling the routers DHCPv6 ALWAYS puts the routers address into
> the DNS-server option: aaargh.
> 
> My question: which is the canonical way ?
> 
> Setting a dhcpv6-range in dnsmasq is impossible, as the prefix might 
> change.
> 
> Constructing a dhcpv6-range needs a dhcpv6 on the router for the
> IA_PD, but this also enables the routers dns-option.
> 
> Any ideas ? Any hints ?
> 

Heimnetz -> Netzwerk -> Netzwerkeinstellungen -> "Weitere IPv6-Router im 
Heimnetzwerk" -> "Präferenz des FRITZ!Box DHCPv6-Servers" should do the 
trick. ;-)


-- 
Best regards,

Rene Bartsch, B. Sc. Informatics




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