Author Archives: Robert

Anki – Spaced Repetition

While studying, I am seeking for ways to study more efficient. In the beginning I stumbled upon a method called ‘spaced repetition’. This method is wildly popular in the U.S. Unfortunately when I attended high school my home country this … Continue reading

Posted in Lifehacking

First Hop Redundancy Protocol – HSRP

Cisco proprietary HSRP protocol is a protocol for enabling a first hop fault tolerant router. Enabling your default gateway ip address to ‘live’ on more than one router. Back in the old days you had one router to exit a … Continue reading

Posted in CCNP

Access-list mask or wildcard

G’day all, today I was messing around with access-list.  And after getting my head around the weird subnets of rfc1918. Weird as in an A-class (/8) is reserved in A-space, B-class (/16) in reserved in C-space, and for the B-space … Continue reading

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Juniper filters

In the networking world a multitude of vendors are present. And each of them have their magnificent features  but also their quirks. And one of the quirks, for the network vendors in general, is that terminology is not uniform. Where … Continue reading

Posted in Juniper

Be micro-ambitious

Target setting Continue reading

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Juniper SRX 110

This week I bought an Juniper SRX 110. This device will help me to get more acquainted with the Junos cli structure.  From a Cisco perspective this box is slightly wider than a Cisco 8xx series router. But maintaining 1U … Continue reading

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Policy Based Routing

Policy-Based routing is a neat trick to tweak traffic streams. For Policy Based Routing to work you will the following; – Define traffic stream in an access-list. – Write down a policy. – Determine the inbound interface. First use an … Continue reading

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