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Upgrading Remi PHP

Linux CentOS 8

(2024-12-05) Assuming you already have a remi php installed: # dnf module switch-to php:remi-8.3

Updated 5 hours ago by david

Looking at logs via CLI

FortiOS v7.0.x

(2024-11-28) fw # exec log filter category Category. device Device to ...

Updated 1 week ago by david

IPsec MTU Adjustments

FortiOS v7.0.x

MTU can be adjusted via three ways: Adjusting the MTU of the physical interface where the IPsec...

Updated 1 week ago by david

Check Internet Service Database Match

FortiOS v7.2.x

(2024-08-28) Remember you need to have basic support in order for this db to be populated. Firewa...

Updated 1 week ago by david

Link Monitor

FortiOS v7.0.x

(2023-11-15) Example Link Monitor Configuration config system link-monitor edit "VLAN601" set src...

Updated 1 week ago by david

dotfiles

My Stuff

(2024-11-24) Dotfiles for my personal consumption: # wget https://raw.githubusercontent.com/xdroo...

Updated 1 week ago by david

List IPs by number of successful mail transactions

My Stuff

(2024-11-22) for z in /var/log/maillog* ; do for i in `grep stat= $z | awk '{print $6}' | sort ...

Updated 1 week ago by david

List all sender, receiver addresses for successful relay IPs

My Stuff

(2024-11-22) mkdir tmp.$$ cd tmp.$$ for z in /var/log/maillog ; do for i in `grep stat= $z | aw...

Updated 1 week ago by david

mrrogers

My Stuff

(2014-07-17) MrRogers knows who is in your neighbourhood. mrrogers is a perl script which uses sn...

Updated 1 week ago by david

Bulk Check IPs Against List Of Subnets

My Stuff

(2024-11-15) Problem You have a logfile full of IP addresses and you need to figure out if they b...

Updated 2 weeks ago by david

getarp

My Stuff

A perl script to get the ARP table out of a router. Requires Net::SNMP, Net::hostent, and Sys::Sy...

Updated 2 weeks ago by david

IPsec MTU Varies By Encryption Algorythm

FortiOS v7.0.x

(2024-11-13) Stronger encryption algorithms equals to lower MTU values. For example, the FortiGat...

Updated 3 weeks ago by david

TCP Tuning for 10G

Linux CentOS 8

(2024-11-12) This page contains a quick reference guide for Linux tuning for Data Transfer hosts ...

Updated 3 weeks ago by david

TCP Tuning for iperf3

Linux CentOS 8

(2024-06-03) Found this set of recommendations for TCP tuning while chasing some iperf3 issues re...

Updated 3 weeks ago by david

Unifi Controller

Linux CentOS 8

Installing Unifi Controller on Docker on CentOS 8 (or probably any docker installation at this po...

Updated 3 weeks ago by david

iperf3

Applications iperf

(2024-11-12) Most of the time I'm running iperf3 to understand the capability of a long distance ...

Updated 3 weeks ago by david

Find Tricks

Applications find

Excluding stuff (say, the .snapshot directory of a find) $ find $dir -name .snapshot -prune -o -t...

Updated 3 weeks ago by david

Chrome Certificate Warning Bypass

Applications Chrome

(2022-09-07) Prevent the certificate warning page from popping up on subsequent initial connectio...

Updated 4 weeks ago by david

Notes on iperf

Applications iperf

(14 August 2012) Available on rpmforge. Basic throughput testing, TCP: run the server # ipe...

Updated 4 weeks ago by david

Mounting CD-ROMs

Applications HP-UX

Figure out what your cdrom drive's device is. For your own peace of mind, don't use SAM, becaus...

Updated 4 weeks ago by david