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Hosted Exchange Email Now Available

Today we are happy to announce our new Hosted Exchange range of services. Our technical team have been working on putting together a really nice Hosted Exchange Product that will fit the needs of business users. Why worry about patching and maintaining an office mail server, when you can let our team worry about it [...]

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Explaining RAID Disks

I hate acronyms. Of course they’re impossible to avoid if you work in IT, but that doesn’t mean I have to like them. RAID is one of those acronyms that really wrecks my head. Not RAID itself which means simply Redundant Array of Inexpensive Disks, but the different types of RAID array that can exist. [...]

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Blacknight Technical Blog Now Live

If you want to know about any service affecting maintenance, technical updates or anything else of a technical nature, we recommend that you check out our new Technical Blog. The site is hosted outside our core network (we don’t even use our own nameservers just to be 100% safe!) and is part of our backup [...]

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Blacknight On WebmasterRadio.fm

Journalists call from time to time asking me to talk about various internet related topics. Most of the time the publications or shows are “general interest”, so you can only talk about very general things. Last night, however, was quite different, as I was one of the guests on “Domain Masters” which is broadcast and [...]

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INEX connectivity Upgrade

When: INEX LAN#1 connection being upgraded @ 23:00 on Monday 10th of March. What: We currently have 2 x 100M connections to INEX. Our LAN#1 connection carriers a lot of our INEX traffic and as such we’re upgrading it to 1000M to prevent it being a bottle neck for traffic originated in Ireland. This is [...]

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Inter DataCentre connectivity testing

When: Monday 10th of March @ 22:00 hours What: Firstly we’ve recently lit our own protected wavelength between DEG and InterXion. It has been in place and in testing for a few weeks now. We need to test the failover on both the long and short legs of this new connectivity and also check the [...]

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Metro-ethernet ring outage – Non service affecting

Overview: On 10:04am on 4/2/2008 an ethernet card failed in a device on one of our metro-e providers Layer 2 connectivity device in DEG. Immediately (within 50ms) our kit failed over to our backup route into DEG. There was no service disruption during this window due to our resilient network design. At 12:00 the card [...]

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Scheduled Network Maintenance Wednesday/Thursday 9th/10th of January 2008

When: Starting Wednesday 9th @ 22:00 and ending Thursday 10th @ 01:00 What: Migration of Dedicated, Colocation and IP transit customers to new Juniper network layer. In December we bought a bunch new of Juniper routers to upgrade our core network with. The ones that were there, were almost 2 years old and were due [...]

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Firewall Upgrade Completed Successfully

The scheduled maintenance for last night went ahead on time. According to our engineering team most people would have been affected very briefly (less than one minute). If anyone is experiencing issues please let us know ASAP. While everything has been tested thoroughly and we have not had any reports of issues to date there [...]

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Scheduled Network Maintenance – Wednesday 17th of October @ 22:30 hours

When: Wednesday 17th of October @ 22:30 hours What: Firewall Upgrade. We’re moving our colocation and dedicated server customers out from behind the current HA pair of firewalls. We’ve indicated recently on our blog that we bought 4 new Cisco ASA firewalls and the time has arrived to install them. Who will be affected: Both [...]

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New Cisco Firewalls

Following on from last Tuesday’s incident we are following through on our promises. Our technical team had been discussing the finer points of various firewalls for some time. When it comes to choosing equipment they always spend quite a bit of time evaluating the options. They have to take into account a lot of different [...]

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Unscheduled Network Outage – Sunday 16th 18:40 – 19:05

Summary: An internal routing issue developed in our network between our edge routers and our core distribution routers. Diagnosis and Resolution: During regular network maintenance Blacknight staff were moving a customer from the shared vlan to their own VLAN. During this move we were forwarding IP packets from their old IPs to their new IPs. [...]

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