Peter Welcher

This article continues the discussion started in a prior blog titled Configuring the Customer Side of an MPLS VPN WAN, Part 1 (of course). It can be found at MPLS and [...]

I’ve recently been doing a lot of consulting work involving variations on a common theme. The general theme is how do I configure my routers to work with the MPLS VPN [...]

I’ve been reading a lot of documents, looking for clarity about Non-Stop Forwarding / High Availability / Resiliency and how it interacts with Fast Re-Routing. To some extent, the more [...]

I think I have a love / hate relationship going with the Cisco 6500 Sup720-10G module ports. On the one hand, they’re darn handy and cost-effective. On the other hand, [...]

I am posting the PDF of a presentation I prepared for the Business IPv6 Exchange on Tuesday 1/26/2010. The contents represent my thoughts together with what I found after conducting light research ("Google") about the topic -- to see if anyone had anything to say on the subject that fell…

A previous article took a look at Port-Based EoMPLS on a 6500. In particular, the MTU and LDP (MPLS label protocol) setup is discussed there. It is not repeated with [...]

Just posted my 11/17-18/2009 presentation “802.11 Wireless and Wireless Project Planning” from C-MUG. Nick Hoffman’s (Cisco, 802.11n) Cisco Unified Wireless Network presentation is also posted there.

My recent blog articles referenced slides I built and presented at a Bluesnet Network Advisory Group meeting in Santa Barbara, CA. I obtained permission to post PDF versions of the Cisco [...]

In October 2009, Dr. Pete Welcher presented these slides at a Bluesnet Network Advisory Group meeting in Santa Barbara, CA. This presentation covers 802.11 WLAN traffic flows (control, data, VoWLAN) in [...]

In October 2009, Dr. Pete Welcher presented these slides at a Bluesnet Network Advisory Group meeting in Santa Barbara, CA. This presentation covers Wireless LAN (WLAN, WiFi, 802.11) Project Management — [...]

In October 2009, Dr. Pete Welcher presented these slides at a Bluesnet Network Advisory Group meeting in Santa Barbara, CA.This presentation covers Wireless LAN (WLAN, WiFi, 802.11) vendors. One conclusion [...]

In October 2009, Dr. Pete Welcher presented these slides at a Bluesnet Network Advisory Group meeting in Santa Barbara, CA. This presentation covers RF (radio frequency) essentials you need to [...]