About David Williams

David Williams · 04-09-2018

I have been looking for a recommended upgraded path all morning when going from 3.3 to 3.6 and haven't been able to find anything. I have a 3850 stack that is on 3.3.5SE today and I need to take it to 3.6.8E. Can anyone offer any advise on taking t...

David Williams · 03-01-2018

I was hoping to get some assistance on some strange behavior that I'm seeing. I put the config and show commands at the bottom. The policy map appears to be matching traffic for transmit, exceed, and violate but it appears to be allowing everything ...

David Williams · 09-27-2017

I am stepping through some base hardening on an ISR4451-X and I would like to use Control Plan Protection, however, when I issue the commands the host subinterface is all I get. There is no cef-exception or transit subinterface. Additionally, when ...

David Williams · 04-22-2017

I have googled and read Cisco's documentation and googled some more trying to get the firepower module on an ASA 5508-X upgraded from what it came with 5.4.1 to 6.1. The install scripts seem to just stall out and the module goes into an "unresponsiv...

David Williams · 11-08-2015

Short of writing a script from scratch I was hoping to identify an application or program that can help me perform an IP audit of a supernet by looking at the bgp table of a router with full internal routes. In an MPLS network of 20+ PE routers I wo...

David Williams · 04-09-2018

Thanks Leo! The release notes look good so I will proceed with my upgrade and update the post with how it goes.

David Williams · 09-27-2017

This is what I get... ROUTER(config)#control-plane ? host Host traffic control-plane configuration <cr> ROUTER(config)#control-plane

David Williams · 08-23-2013

My coworker Arrie discovered this document that led to the resolution. Evidently it appears that ios prior to version 15 doesn't do any format enforcement so an improperly formated option was passed. As long as the dhcp client could figure it out n...

David Williams · 11-28-2012

Excellent explanation Chris! That confirms my suspicions and helps me understand why! I always like knowing why in addition to knowing whether it will work or not.

David Williams · 06-15-2012

Any idea what version of code you need? I have not been able to find any code with the event manager applet command and software advisor is of no help with an IAD2431.

Member Since	‎12-02-2009 04:42 PM
Date Last Visited	‎10-04-2018 07:55 AM
Posts	123
Total Helpful Votes Received	5

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User Activity

Cat 3850 IOS XE Upgrade Path 3.3 --> 3.6

Catalyst 4500X output policing on etherchannel - matching but not enforcing

CPPr only host subinterface

Cisco ASA Upgrading the Firepower module

Parsing 'show ip bgp'

Re: Cat 3850 IOS XE Upgrade Path 3.3 --> 3.6

Re: CPPr only host subinterface

2901 stripping options from DHCP relay

fail existing TCP sessions to another real server?

shutting down E1/PRI port automatically - IAD 2431