PORT    STATE    SERVICE
137/tcp filtered netbios-ns

Host 192.168.1.57 appears to be up ... good.
Interesting ports on 192.168.1.57:
PORT    STATE    SERVICE
137/tcp filtered netbios-ns

[...]
 PORT    STATE    SERVICE
137/tcp filtered netbios-ns

Host 192.168.1.57 appears to be up ... good.
Interesting ports on 192.168.1.57:
PORT    STATE    SERVICE
137/tcp filtered netbios-ns