Hi, Possible disable dns request simply on last bro (a81) ? because I don't have resolver on my fbsd host. $ /usr/local/bin/bro08a81 -r /home/f/200401121453-iptcpudpfrag-telefonicaESP.tcpdump mt /L/policy/scan.bro, line 91: internal error: NB-DNS error in DNS_Mgr::WaitForReplies (recvfrom(): Connection refused) Thanks Rmkml at Wanadoo.fr