Getting free network gear from family is quite nice sometimes, and that is how the tale of the Luxul XAP-1500 PoE WAP Install begins… The main reason for extending the WiFi network into my Dads backyard and throughout the house was to ensure surrounding wireless security cameras receive great reception due to a recent Coyote problem, and we have 4 cats. They even need to be locked in the house every night.
There are several features that are not available from the Settings menu, which you can only access using the chrome:// commands. Some of the features are available under both Menu and chrome:// commands. One of the most useful, underutilized and hidden features in Chrome is the network internals tools that you access by manually entering chrome://net-internals into your address bar. All chrome:// addresses need to be input by the user as links don’t work. It will immediately begin to start capturing network data, which you can stop by going to Capture at the top and clicking stop. You are able to see just about every aspect of Chrome’s internals from this area.
Among the various properties you are able to extract and analyze are:
Proxy, Events, Timeline, DNS, Sockets, Alt-Svc, HTTP/2, QUIC, SDCH, Cache, Modules, HSTS, Bandwidth, Prerender
cli53 – Command line tool for Amazon Route 53 If you’re using AWS Route 53 to manage DNS records, it’s a good idea to backup in case of accidental deletion and other such misfortunes.Of course you’ll want it automated so here’s a way to do with cron on a linux system:Install the AWS Command Line Interface. This tool allows you to administer your various AWS services via the command line. Install cli53 (direct link). This tool extends the AWS CLI by offering more high-level commands for easy Route 53 administration Once you have those setup, the following command will export a […]
Ran into a zone conflict today and had to dust off more BIND knowledge. This occurred after I added a host to a zone which was enabled for dynamic updates for DHCP clients. Getting dynamic updates to work in conjunction with ISC DHCP requires a long rant of its own. Since there are no errors written to the console while you start the daemon, I find it always fun to watch your syslog. $ tail -f -n 300 /var/log/syslog zone sub.domain.com/IN: journal rollforward failed: journal out of sync with zone zone sub.domain.com/IN: not loaded due to errors. all zones loaded running […]
Ubuntu Server 16.04 LTS isn’t managed with NetworkManager and does not come installed by default like it did in prior releases. It is managed by /etc/networks/interfaces. In this tutorial we are going to learn how to restart network in Ubuntu Server 16.04 as well as previous releases. Restart Network Service in Ubuntu Server 16.04 systemctl restart networking.service Remove All IP Information from Interface ip addr flush <if-name> So to combine the two would look like this: ip addr flush eth0 && systemctl restart networking.service We will start with the most recommended commands and move down to more obscure or obsolete commands in case […]
BIND is the one of the most popular DNS servers used across the Internet. The server can act as an authoritative, recursive, and caching name server and it supports wide range of features.
This tutorial will describe deploying primary and secondary BIND servers as authoritative name servers. This is suitable for public or private name servers, however, internal private name servers will usually include recursive and caching elements for local DNS resolution.