dns_fallback_to_tcp — whether or not to fail over to TCP in place of UDP
dns_fallback_to_tcp = false
Momentum uses User Datagram Protocol (UDP) for DNS queries. However, the size of a UDP packet is limited and a DNS query can exceed it. Set this option to
true and Momentum tries first with UDP then fails over to TCP if the query response is too large. This avoids having lengthy DNS responses truncated.
The default value for this option is
dns_fallback_to_tcp is valid in the global scope.