
Welcome to IOS 15, Feature licensing and complicated maintenance procedures….
27 August 2010
Network design, architecture, thinking, working. Tech.

Following my original post about configuring Reverse SSH on a Cisco console server, I wanted to make some followup to extend the usage.

In certain networks, it is difficult to get the time on your servers to be exactly the same as the NTP time on your network equipment. In this case, you want to force the Windows servers to use the same NTP Network time source as your routers and switches. But Microsoft Windows doesn’t understand NTP [...]
A number of Cisco Bloggers have talked about making labs available for others to use. However, part of what will be needed is some conventions to make these labs work for the largest number of people. Following Ivan Pepelnjak posting on Private Domain Names, and an earlier posting that I made on Reserved IP Address [...]
BFD is a most useful feature of IOS, and IMHO, a much unloved feature. I notice that latest releases of IOS now have BFD for static routing, but more importantly now supports HSRP standby bfd Example: Router(config-if)# standby bfd (Optional) Enables HSRP support for BFD on the interface standby bfd all-interfaces Example: Router(config)# standby bfd [...]
The market has been commenting on the rise of Juniper for some years and the fact that Cisco has not been able to stop them growing. Well, we can now see that Cisco was listening to the stock market by spending a lot of time and money developing a new operating system. Oh yeah, and [...]
The customer had decided to build a hosting platform, but could only arrange for a single internet connection to that site due to location. However, all other hardware was duplicated for high availability. After considering the options the following diagram was prepared showing the first pass at the design. This was the Internet Connection (100Mb Ethernet) connected to the router, then connected to a switch, which was interconnected by trunk to a second switch. The first layer of firewalls is then connected.

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Copyright Greg Ferro 2008-2010 - When people agree with me, I think I must be wrong. [WP Super-Cache installed].