On my Centos 7 system, I wanted to find out which VM was taking up a large amount of the processor: top – 14:43:15 up 3 days, 7:49, 2 users, load average: 1.66, 1.79, 1.99 Tasks: 442 total, 1 running, … Continue reading →
Problem: Traffic passes through to the outside/Internet on SRX, but the dhcp server does not assign ip addresses and you cannot ping the SRX from the inside Solution: The system services were blocked on the inside network. Example as follows: … Continue reading →
Add the following to your configuration Set up a location to scp your configurations to set up the time zone and ntp service – see my note Juniper – How to configure NTP Next – setup your host name:| set … Continue reading →
1. Append below lines in /etc/sysctl.conf: net.ipv6.conf.all.disable_ipv6 = 1 net.ipv6.conf.default.disable_ipv6 = 1 NOTE : To disable IPv6 on a single interface replace “all” on the first line with “eth0” or the name of the selected ethernet interface 2. To make … Continue reading →
You get the above message when running ssh. The issue is, you have connected to this host/ip in the past and the machine you are connecting to has been replaced and/or lots of updates have been done to it. If … Continue reading →
Running ssh across a vpn connection I started having my ssh sessions fail to connect. After starting ssh with the “-vvv” option, the session would timeout after getting a debug1: expecting SSH2_MSG_KEX_ECDH_REPLY After doing some research, I found other people … Continue reading →
Create an account w/ password of test1234 for email address user@abc.com with the name First Z Last and make them change their password the first time they log on zmprov createAccount user@abc.com ‘test1234’ zimbraPasswordMustChange TRUE displayName ‘First Z. Last’ \ … Continue reading →
Note: You need supervisor privileges to make this change. Select the power icon in the upper right corner. Select your username from the drop down list Select Account Settings form under your username Select the Unlock button at the top of … Continue reading →
I used vcgencmd inside a script for SNMP and the SNMP query returned: VCHI initialization failed I soon discovered if vcgencmd on a raspberry pi you get VCHI initialization failed then you need to add the video group to that user. … Continue reading →
You might get your Windows desktop full of icons that just dont look right. What has happened is your icon cache has gotten scrambled. There are many reasons why this can happen, but the best thing to do is to … Continue reading →