Just another small script that uses the nice API over at giphy to return gif links based on the query from a user. Requires +giphy set on the channel but hopefully a very simple and straight forward script although as…
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In this GNS3 lab we’re looking as the various options on how we can filter updates between EIGRP speakers and then how that affects the traffic flow (as EIGRP is a distance vector protocol we can filter updates :))This is…
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Recently ZEN announced an open IPv6 trial in the UK and first impressions are very good (just like the rest of their service đ ) DHCPv6 using prefix delegation (RFC 3633) is being used to issue each subscriber with a…
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Sadly one of the few APIs that still provides access to image search now the Bing API provides all the results for this script. Again a very simple script (it has a simple function? :)) Users can trigger and image…
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This is a simple script tcl script for an eggdrop that will allow users to set a default location and then grabs current conditions or a 3 day forecast using that default location or a defined search each time. The…
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This is a quick lab to look over how 6to4 tunnelling can be implemented using GNS3 1.3 and 3725 (running c3725-adventerprisek9-mz124-15.image). The topology will be as below but the important part if the colouring of the network segments and noticing the…
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Quick guide to installing the quite awesome GNS3. Very similar process to Fedora 20 but this time using DNF and a small adjustment on some package names with some extras included now for dynamips to compile since it now uses…
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Wireshark has some very nice SSL/TLS decryption features tucked away although you need either of the following two: Access to the servers private pki key Access to the client machines and its (pre)master secrets (also need Firefox or Chrome) Its…
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Group Encrypted Transport (GET) VPN is slightly different and has quite different use cases from more traditional point to point IPSEC VPN where each point to point VPN is quite distinct in its own right. The most import thing to…
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Dynamic Multipoint VPNs (DMVPN) offer a low admin overhead and scalable VPN solution. It is also efficient at routing traffic as it can dynamically reconfigure itself from a hub and spoke to a partial or full mesh topology! This means…
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Recently had to use this (useful?) feature to help a customer with an asymmetric traffic flow via an ASA. The ASA would only see the out bound traffic from a host with the return traffic going via an alternative path…
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Been playing recently with nginx rather than apache (nginx supports http/2 now as of 1.9.5) and its been quite a nice change with a much cleaner config in my mind. Pagespeed is also quite a nice module from our friends…
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Recently we’ve needed to migrate an inherited environment away from Juniper Junos and onto Cisco IOS. As part of this a lot (!) of old an quite nasty firewall filter config needed to be converted to Cisco ACL style. Unfortunately…
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