Tag Archives: ports

Troubleshoot a Slow Network – Slow Server

… Network Card Underutilized. Connect your server on the backbone or on 1GB switch ports to make use of the high speed network card. You probably want to limit all your clients to transfer at 100Mb so that there is no traffic discrimination. If your server and switches support higher transfer rates, (10GB ports), make sure you make use of it. Slow disks. Poor hardware is many times the main reason. Improper configuration, such as choosing the wrong RAID type, or not using write caching can be …

Troubleshoot a Slow Network – The entire Network is Slow

The Entire Network is Slow If the entire network or a part of the network is slow, this could be a strong suggestion for a faulty switch or a miss-configuration. Poor network equipment Usage of hubs is not recommended, (hubs are prone to collisions by design) Cheap switches that cannot handle the total needed bandwidth. The switch’s chip can handle 100Mb/s for 12 ports, but the switch has 24 ports and all are connected. For low network usage this is not a problem, but if your network usage …

How to Install Squid with Active Directory Authentication on Debian

… #Define the acl for google using regex acl google url_regex ^http://www.google.ca #Deny logging the acl log_access deny google #Allow the access for your localnet. http_access allow localnet #http_access allow remotesite #Define allowed ports acl SSL_ports port 443                    # https acl SSL_ports port …