On F5 BIG-IP versions 13.1.0 - 13.1.0.3, when ASM and AVR are both provisioned, TMM may restart while processing DNS requests when the virtual server is configured with a DNS profile and the Protocol setting is set to TCP.Referenceshttps://support.f5.com/csp/article/K23520761http://www.securityfocus.com/bid/103505http://www.securitytracker.com/id/1040559