relay: forward message if dns rewriting is impossible #231
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If the DHCPV6_OPT_AUTH option is set in a DHCPv6 server response, we can't rewrite the DNS server within the response as it would result in a checksum mismatch. Instead of silently dropping the server response, forward the unmodified response instead. Signed-off-by: Mathias Kresin <dev@kresin.me>
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If the DHCPV6_OPT_AUTH option is set in a DHCPv6 server response, we can't rewrite the DNS server within the response as it would result in a checksum mismatch.
Instead of silently dropping the server response, forward the unmodified response instead.