> I think it may be a access permition issue, but this happens from one > day to another, and in at least 3 linux machines... so, where can i look > for solution in my server? First, you need to identify the problem. Start with logs. > > Other thing is the mail server (outgoing) doesn't work, when i try to > send a mail through the mail server (the same file server machine), it > search for the outgoing server (192.168.0.10) and can't establish > connection. A linux user friend told me to shutdown the machine and > disconect the power cord for a minute and then restart the system. It > worked for a time, but then it start the same problem and can only be > solved by shooting down the system, and that is a bad solution. The > mail server use to work fine, 24/7. What are you using for your mail server and what do the logs say? > > These 2 problems start when a electric crash burned out the router, and > then when i replaced it the start to happen, but router configuration > is fine and doesn't seem to have a problem. > > Please help me to identify or solve the problem. Thanks everyone > Check logs.