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I have Senao SL 2511 BG Plus configured as Central Bridge. Connected with this are Senao 2611 CB3 Plus(Deluxe) devices as Bridge in Point to Multipoint mode. In these CB3s, the Transmission Rate was configured as Automatic(range is from 1Mbps to 11Mbps). We have about 15-16 CB3s connected with...

We are using Cisco AS5300 RAS with two four E1 ports(120 terminal lines). Users connect to the Internet by dialing into E1 number(provided by telecommunication company). The detail of RAS is: IOS Version 12.0(4)XJ4 Flash Image file: c5300-i-mz.120-4.XJ4 There are two problems that we have...

Hi, I have squid-2.5.STABLE7 installed on RHL7.3 configured in transparent mode. All the HTTP requests are going through this squid machine. One day a customer complained that one particular website is no opening. I checked and found that if I stop proxy server and bypass all the HTTP request...

I have qmail-1.03 along with qmail-scanner-1.25st and spamassassin-2.60. Till now everything was working fine but recently after one of our client complained, I noticed that mails to particular domains are being rejected with following error in /var/log/maillog file: Sep 15 04:06:34 devis...

Hi, I am using qmail-1.03 with qmail-scanner+spamassassin+Clam AV. For proper learning of spamassassin, I am planning to give spam and ham messages to spamassassin even though it is configured for auto learning. For this process I'll get spam and ham messages from my users as attachment and...

Hi, I am using qmail-1.03 with ./Maildir type mail box format. I then tried to add qmail-scanner feature in running qmail. After installing qmail-scanner, I have succesfully tested the installtion with provided test_installation.sh script. Then i modified the /etc/tcp.smtp file to have...

Hi, I am using qmail-1.03 on RH7.2. Since we are giving email facility to our clients, we need to have a backup system of clients emails. Currently I am taking backup of /home directory, since in qmail, the clients mails are stored in /home directory. Is it enough to take the backup of /home...

Hi All, I am using qmail-1.03 and everything is working fine. My problem is that sometime due to misconfiguration of any os our clients computer, lots of spam mails goes thru our mails server. my mail server is not open to all but since only my clients are allowed to send mails thru us and due...