tcp_source_ipv6 = IPv6 address
Set the given source IP for all outbound TCP connections.
If setting the IP fails the TCP connection will use the default.
+ dns_cache_init = on | off (default on) - if off, the dns cache is not
+ initialized at startup and cannot be enabled runtime, that saves some
+ memory.
+ dst_blacklist_init = on | off (default on) - if off, the blacklist
+ is not initialized at startup and cannot be enabled runtime,
+ that saves some memory.
+
2.0.0 changes