How to test IPv6 with iperf
by tnk on May.08, 2012, under debian, Linux, Networking, Software
Lately there has been yet again a big surge of interest in IPv6 and I did find to my surprise that even thought IPerf supports IPv6 for quite some time no-one actually has written how to actually do this rather trivial test.
First thing about IPv6 is that your interface on the end-point PCs will auto-assign a link-local address… Continue reading
Prolific USB-to-serial on debian sid howto
by tnk on Jun.12, 2011, under debian, Linux, Networking
As it happens over the time I came across a situation where I was using a Linux machine to connect to some networking boxes. Unfortunately the fact was that the only serial connection available was my personal usb-to-serial cable which I have bought quite some time ago and which was a major pain in the behind to… Continue reading
ROM mon explained
by tnk on Apr.14, 2011, under Cisco, Networking
The ROMmon is a boot-loader on cisco routers and understanding its behavior as that is usually the last thing that twill save you when chips are down. This first article is about the confreg command in ROMmon as that is probably the most used one.
Confreg allows you to write hex values directly into the… Continue reading
Removing password from Cisco 2801 router
by tnk on Apr.14, 2011, under Cisco, Networking
After a long while I got a bit of time to write up new (even though rather short) post. In this particular case you would be able to find this information all around the Internet but again putting them on one place is quite useful at least for me.
Anyway long story short it had happened to… Continue reading
From Huawei to HP…
by tnk on May.12, 2010, under 3com, H3C, HP, Huawei
This post will be slightly atypical for this blog, but I think it is rather important to sum up what happened in last approximately three years. I’ll try summarize some history behind the Huawei/H3C/3Com/HP products. The reason for this “history” lesson is that quite a lot of people is confused of what was/is/will be and that is mostly thanks to communication from biased sales representatives and some strange articles that… Continue reading
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