Once on Cisco Catalyst 6509-E, when I collected an aggregation of three ports, traffic began to go through only two ports and a message appeared in the logs:Continue reading “Solution “Port is not compatible with aggregators in channel 1 and cannot attach to them””
On the test I will transfer the ABillS billing system from one server to another.Continue reading “Moving ABillS to another server”
In order to authorize clients with a negative balance Accel-ppp to add IP addresses to the ipset list, add the following to its configuration, in the ipoe section:Continue reading “Configuring L4-Redirect-ipset for Accel-ipoe and ABillS”
Once on one high-load access server with about 5 Gb/s traffic in /var/log/syslog, errors began to appear frequently:Continue reading “Solution «TX driver issue detected, PF reset issued»”
CORS (resource sharing between different sources) is browser technology that allows a web page to access resources from another domain.
To enable CORS in Apache2, you must first activate the headers module, in Ubuntu Server, you can do this with the command:Continue reading “Access-Control-Allow-Origin (CORS)”
For example, I will use TRENDnet TEW-651BR with firmware 2.00nb03.Continue reading “TRENDnet TEW-651BR firmware update”
D-Link DIR-400 is a rather old router model.
I will describe the steps in steps:Continue reading “D-Link DIR-400 Firmware Update”
query_cache_type – this parameter enables or disables the operation of MySQL Query Cache.Continue reading “Changing query_cache_type in MySQL”
.htaccess – (hypertext access) additional configuration file for the Apache web server and similar servers.
In order for the file to be processed by the Apache server, the “AllowOverride All” option must be in the configuration file for the specified directory.
For example, I will flash the D-Link DSL-2500U modem with firmware 1.0.47 for version 1.0.50.Continue reading “D-Link DSL-2500U Firmware Update”