Binary package “libnetfilter-cttimeout1-dbg” in ubuntu trusty

fine-grain connection tracking timeout infrastructure for netfilter

 libnetfilter_cttimeout is the userspace library that provides the programming
 interface to the fine-grain connection tracking timeout infrastructure. With
 this library, you can create, update and delete timeout policies that can be
 attached to traffic flows. This library is used by conntrack-tools.
 .
 This package provides the debugging symbols.