Search found 10 matches

by westconn
2018/12/04 20:22:20
Forum: CentOS 7 - Software Support
Topic: postfix relay
Replies: 3
Views: 682

Re: postfix relay

i seem to have at least got the mail back to where it was before, that is i can at least receive incoming emails again, just have to contact those who were bounced to resend seems like somehow i had copied the smptd recipient restriction to the sender restrictions, i have no idea how i managed that ...
by westconn
2018/12/03 20:34:16
Forum: CentOS 7 - Software Support
Topic: postfix relay
Replies: 3
Views: 682

postfix relay

i have been trying to get the relay to work if i send out emails, but so far have managed to break it now i get no incoming emails at all, though that was working before, i still want to get the relay to work, so some users can send emails outside of the domain, but it is more important to get incom...
by westconn
2018/06/04 12:15:40
Forum: CentOS 7 - Security Support
Topic: large uploads from server
Replies: 13
Views: 3879

Re: large uploads from server

thank you, i left recursion no and put the router ip for dns in reslove.conf
every thing seems to work correctly,
i do not need to query my own dns server for anything i can think of, none of the other computers on the network were anyway
by westconn
2018/06/02 11:49:50
Forum: CentOS 7 - Security Support
Topic: large uploads from server
Replies: 13
Views: 3879

Re: large uploads from server

If your /etc/resolv.conf points nothing in resolve.conf, except reference to network_scripts, # Generated by NetworkManager # No nameservers found; try putting DNS servers into your # ifcfg files in /etc/sysconfig/network-scripts like so: # # DNS1=xxx.xxx.xxx.xxx # DNS2=xxx.xxx.xxx.xxx # DOMAIN=lab...
by westconn
2018/06/01 10:18:39
Forum: CentOS 7 - Security Support
Topic: large uploads from server
Replies: 13
Views: 3879

Re: large uploads from server

thank you to all who replied, i had spent a lo of time googling, trying to find a solution, looks like i really did not use the correct search terms i now have recursion no, which seems to be helping a lot my daily upload (till 8pm) is now at 0.34Gb, down from previous 7 days at an average of about ...
by westconn
2018/05/31 13:03:58
Forum: CentOS 7 - Security Support
Topic: large uploads from server
Replies: 13
Views: 3879

Re: large uploads from server

Most of us use hosted DNS services for precisely this reason. i have been considering the option of just using a domain hosting service, and turning off the centos box, probably also not affected by local power outages and internet failures, but i have sort of got attached to have my own server,, e...
by westconn
2018/05/31 12:02:07
Forum: CentOS 7 - Security Support
Topic: large uploads from server
Replies: 13
Views: 3879

Re: large uploads from server

i have recursion yes, but i believe i need that, as i host my own domain, i seem to remember that when recursion was no some things did not work If your recursive DNS server has a public IP address, you MUST enable access control to limit queries to your legitimate users. Failing to do so will cause...
by westconn
2018/05/31 10:57:59
Forum: CentOS 7 - Security Support
Topic: large uploads from server
Replies: 13
Views: 3879

Re: large uploads from server

i do not believe i have been hacked, so much as flooded on my domain port and that the responses are at least port of my problem, which is why i was trying to drop the outgoing packets i am attaching a log from iptraf-ng if that is of any help, had to zip, to fit for file size iptraf-log.zip this se...
by westconn
2018/05/30 21:34:42
Forum: CentOS 7 - Security Support
Topic: large uploads from server
Replies: 13
Views: 3879

large uploads from server

i am trying to find why the server is uploading around 5Gb each day, so i can prevent it from continuing i have tried monitoring packets, but the amount of information is defeating me, in a previous version of centos i could use bandwidth monitoring to summarize the traffic for a period by port, but...
by westconn
2011/02/21 09:14:59
Forum: CentOS 5 - General Support
Topic: updating from centos 4
Replies: 2
Views: 265

updating from centos 4

i can create a new install of centos 5, on different hardware, but need to know what steps to take to migrate all server packages, data, users and settings from the centos 4 vm to the new install amongst others i have dovecott mail server, squirellmail, webmin, named, apache, a ftp server how to mak...