lab

RJ45Z HP Storage works Cable

How to setup an msa1000 using the serial console For RHEL and SLES, HP supplies a utility for configuring and setting up the msa1500/msa1000, delivered as an RPM. While it may be possible to convert this RPM using alien and…

CentOS eth0 DHCP troubleshooting

1. ifconfig eth0Code: /sbin/ifconfig eth0 eth0 Link encap:Ethernet HWaddr 00:0C:76:E2:71:C5 inet addr:192.168.1.xxx Bcast:192.168.1.xxx Mask:255.255.255.0 inet6 addr: fe80::xxx:76ff:fee2:71c5/64 Scope:Link UP BROADCAST NOTRAILERS RUNNING MULTICAST MTU:1500 Metric:1 RX packets:593541 errors:0 dropped:0 overruns:0 frame:0 TX packets:386699 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX…

Home DC VMware CCNA LAB

I wanted to check some functionalities of VMware and Huawei Fusion Sphere therefore decided to build small LAB for testing. Currently I have ordered Pair of servers HP ProLiant dl360 g7 2x e5620 2.40ghz 4 Core CPU 24gb RAM p410i…

Download and install Zabbix

Choose your platformZABBIX VERSION 4.0 LTS 3.0 LTS 2.2 LTS pre-4.2 OS DISTRIBUTION CentOS Debian Oracle Linux Red Hat Enterprise Linux Ubuntu Raspbian OS VERSION Stretch DATABASE  MySQL PostgreSQLrelease notes 4.0 Install and configure Zabbix server for your platfoma. Install Zabbix repository documentation #…

NetFlow probe using Raspberry

NetFlow is a web protocol designed and created by Cisco to collect metrics on IP traffic and currently constitutes an industry standard in the world of network monitoring. It enables monitoring and analysis of any traffic generated by a specific…

Connecting Huawei eNSP to VMware Network

1. Overview When working with Huawei eNSP, sometime we may want to connect the network topology which is created in eNSP to the real network adapter of the physical computer, any network adapter of Oracle VM VirtualBox, or any of the…

Raspberry PI – Cacti troubleshooting

Check out System Utilities, View Cacti Log files Check rrd file exists /var/lib/cacti/rra/ Check content of the rrd file /usr/bin/rrdtool info Check that your perl script is working correctly Check which user is running crontab root@raspberrypi:/var/lib/cacti# more MAILTO=root…

Protocols recap

MC-LAG, or Multi-Chassis Link Aggregation Group, is a type of link aggregation group (LAG) with constituent ports that terminate on separate chassis, primarily for the purpose of providing redundancy in the event one of the chassis fails. The IEEE 802.1AX-2008 industry standard…