Hello ! I have a amanda server wich backups 5 - 10 clients over a firewall (NAT) sometimes backup works but sometimes i get messages like this amdump: setting up estimates for asta:hda2 asta:hda2 overdue 421 days for level 0 setup_estimate: asta:hda2: command 0, options: last_level 1 next_level0 -421 level_days 1 getting estimates 0 (149830) 1 (32990) 2 (20650) setting up estimates for asta:sda1 asta:sda1 overdue 425 days for level 0 setup_estimate: asta:sda1: command 0, options: last_level 1 next_level0 -425 level_days 5 getting estimates 0 (1397450) 1 (111080) 2 (117650) then error result for host asta disk sda1: Request to asta timed out. error result for host asta disk hda2: Request to asta timed out. (client) amandad.debug : got packet: -------- Amanda 2.4 REQ HANDLE 000-A8970708 SEQ 990101241 SECURITY USER amanda SERVICE selfcheck OPTIONS ; GNUTAR sda1 0 OPTIONS |;bsd-auth;compress-fast;index;exclude-file=/etc/exclude.gtar; GNUTAR hda2 0 OPTIONS |;bsd-auth;compress-fast;index;exclude-file=/etc/exclude.gtar; -------- sending ack: ---- Amanda 2.4 ACK HANDLE 000-A8970708 SEQ 990101241 ---- amandad: running service "/usr/local/amanda/libexec/selfcheck" amandad: error receiving message: Connection refused Does somebody know whats the problem? Thanks in advance Mirek