How facebook serves up the profile of 1 in 7 people on planet Earth

Watch the video above on who facebook serves up user's profiles via their massive data centres.

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NeDi - a great open source tool for network management

NeDi is an open source software tool which discovers, maps and inventories your network devices and tracks connected end-nodes. Features Network Discovery, management & monitoring Netflow & sFlow based traffic analysis IT Inventory & lifecycle management Network topology visualisation Locate & Track Computers Security audits & more VM, DC management Printer management Backup Configs IT Reports Read more about it here or contact DS to find out more.

The importance of the major incident process

ITIL mentions the Major Incident process as a special case of the incident management process as well its close relationship to problem management. However, the Major Incident process requires greater clarity and specification as in many large enterprises the process is crucial for overcoming a crisis. A Major Incident typically defined as an incident with severe negative business consequences and an important duty of any designated Information Technology (IT) resources is to deal with Major Incidents in a structured manner. We will address this important topic in a series of articles that specifically addresses the process and crisis management in general. Read the full article here .

Using OPENDNS on a Mikrotik

At the office we use a Mikrotik which is connected via fibre to Cool Ideas . We use OpenDNS as a Information Security tool. It prevents ransomware and bots from becoming major incidents within the office. The router is scheduled to do a daily update via script of the OpenDNS settings. Below is the example: :local opendnsuser "user@domain.co.za"; :local opendnspass "itsprivate"; :local opendnshost "office"; :log info "OpenDNS Update"; :local url "https://updates.opendns.com/nic/update"; /tool fetch url=($url . "\3Fhostname=$opendnshost") user=("$opendnsuser") password=("$opendnspass") mode=https dst-path=opendnsupdate.txt :local opendnsresult [/file get opendnsupdate.txt contents]; :log info "OpenDNS: Host $opendnshost - $opendnsresult";

Checklist of the information a manager of a NOC needs to have close at hand

This is a checklist devised by DS of the information a manager of a Network Operations Centre (NOC) needs to have close at hand: Command and control Date and time of current shift including start, finish and handover. NOC manager on duty Shift leaders Service Delivery Manager on duty/standby Major Incident Manager on duty/standby Tiger Team status (refer here for process) echo whisky delta romeo bravo alpha Red-Amber-Green (RAG) of the trenches Security Data centre Apps Support Infrastructure Notifications Ongoing Service Level Agreement (SLA) or contract violations All Major Incidents All failures and outages Last 10 maintenance tasks completed Next 10 maintenance tasks scheduled Planned continuity tests scheduled (inverter/generator tests, network path protection tests, business continuity or application high availability tests) Resources available to the NOC Resources unavailable to the NOC Changes completed during the past week (includes

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