Could tcp_outgoing_address do the deed, forcing a certain source ip or ipv4-only interface for some or all requests?
On Mon, 2 May 2022 at 16:39, Alex Rousskov <rouss...@measurement-factory.com> wrote: > On 5/1/22 23:49, Ahmad Alzaeem wrote: > > > sometime the IPV4 > > instance receive DNS resolution of the destination as IPV6 and the > > connection fails !! > > > > sometimes the IPV4 instance receive the DNS resolution of the > > destination as IPV6 and the connection fail . > > > > Is there any option we can do based on the environment above ? > > > Without Squid code modifications, your options are: > > * Use a custom DNS resolver (configuration) that never sends IPv4 > address records to an IPv6-only Squid. Use a custom DNS resolver > (configuration) that never sends IPv6 address records to an IPv4-only > Squid. Configure each Squid to use the right resolver (see > dns_nameservers). > > * Disable IPv6 support in IPv4-only Squid at ./configure time. This does > not help with the IPv6-only Squid and has other negative side effects. I > do not recommend this option. > > > > Like maybe we disable eyeballs or preserving it while add an option > > like DNS A records or DNS AAAA records . > > It would be possible to enhance Squid by adding a configuration option > that disables (certain) A or AAAA queries, but proper modifications are > not trivial and nobody has done them yet: > > https://wiki.squid-cache.org/SquidFaq/AboutSquid#How_to_add_a_new_Squid_feature.2C_enhance.2C_of_fix_something.3F > > > Cheers, > > Alex. > > _______________________________________________ > squid-users mailing list > squid-users@lists.squid-cache.org > http://lists.squid-cache.org/listinfo/squid-users > -- @mobile
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