What is content filtering? You’ve set up your network, bought your work devices and given them to employees, all for a reason, to get the job done, whatever job that might be. But the internet is a bit of a Wild West, one we connect to through our devices, accidently or not we can be …
Always Networks has been awarded Premier Partner status from Cisco, reflecting our skills in Cisco technologies. The Yorkshire based firm supplies Cisco solutions nationwide, and has gained the Premier Partner status to compliment the existing Cloud and Managed Service Provider status it already held. Premier partner status is given to organisations who meet specific Cisco …
Always Networks recognised as a Cisco Premier Partner Read More »
Cisco Umbrella is the first line of defence against threats on the internet. Because Umbrella is delivered from the cloud, it is the easiest way to protect all of your users, both on and off the network, in minutes. Content filtering or security? When people think of content filtering, they think of blocking things like: …
Cisco Umbrella, now you can protect Android too! Read More »
Cisco Meraki is a product range from Cisco, providing a complete range of networking products, from access points to switches to firewalls, and even security cameras. They are powerful, packed with features, yet so simple to use. Let’s see what they have to say about themselves: Cisco Meraki is the leader in cloud controlled WiFi, …
My client recently did a fairly big change to the edge network in their data centre, including a migration to 4-byte AS numbers. This wasn’t without it’s challenges. So here is a (long) post about the challenges we faced, and some explanations of some of the more advanced features of BGP such as local-as no-prepend …
A few days ago I stumbled upon the python interpreter on the Nexus platform. It got me to tinkering. In the past, I have had a requirement to grab a list of all of the interfaces on a box, the IP’s, and the masks. The interfaces and IP’s can easily be obtained from a show …
It’s been a mad couple of weeks with Nexus 7000’s. My client hit a software bug on their Nexus 7k, which turned out to be a most impressive bug. It basically causes the flash drives to be erroneously marked as faulty, which then causes them to be remounted in read only. The first symptom was …
Nexus 7000 Software Bug – Flash RAID Errors – 7k Reboot and Failover Read More »
Recently we had a Cisco Web Security Appliance (WSA) Proxy fail. When I say fail, I mean a single stick of RAM failed after a reboot. Cisco said RAM isn’t replaceable so we had to RMA the whole box (odd for a device that is basically a rebadged server…maybe I have a money saving idea …
Replacing a failed Cisco Ironport Web Security Appliance Proxy Read More »
While going over some OSPF stuff today, I found a statement saying that OSPF network types have to match for routers for form a neighbour relationship. Because I’m a nerd, I questioned this. My reason? I don’t remember OSPF network type being a field in the hello packet header. And if it’s not in the …
I recently had the need to upgrade the IOS on a Cisco switch (think it was a 3750). As usual, the flash was too small so I needed to remove (and archive/save) the old IOS before putting the new one on. A lot of the images these days include HTML and other things, so are …