About mcardinal

mcardinal · 07-13-2023

Greetings,I have a Cisco 9300 access switch that cannot ping one particular server from the switch CLI or from a device connected to an interface assigned to VLAN203 or VLAN760.Another Cisco 9300 access switch in the same IDF, connected to the same u...

mcardinal · 03-04-2023

Greetings, I am studying for my CCNA and got a few routers and switches for a test lab. I am just trying to get 2 Cisco 2800 routers to communicate properly and I am running into problems. I tried first with the serial ports, and now I am trying with...

mcardinal · 04-18-2023

To clear the sticky mac address so the switch can learn a new addressconf tint G5/0/7no switchport port-security mac-address sticky xxxx.xxxx.xxxxshutno shutWhere xxxx.xxxx.xxxx is the old mac address that was learned by the sticky command. The port ...

mcardinal · 03-07-2023

Thanks Georg for your thorough response. I also found a video on YouTube by "itsupportpeople219" that explained how to connect a router to a home network. The video covered a bunch that I did already know, but I figured I would mention it in case any...

mcardinal · 01-28-2023

In my deep dive of this subject today, what I found is switch 1 picks Fa0/1 instead of Fa0/2 because the upstream switch's BID is lower.Additionally, the reason Switch1 blocks port Fa0/2 instead of Switch2 blocking Fa0/2 is because Switch2's BID is l...

mcardinal · 01-20-2023

A -i option like grep uses would definitely be preferred, but for the case I was searching this topic for...show running-config | include [Vv][Ll][Aa][Nn]works just fine Thank you Rolf Fischer!

mcardinal · 01-07-2023

Richard,First, I want to thank you for all the amazing posts I have read from you, which has been quite a few (and I am only getting started!).Second, I want to add the use of the command "ip routing" which can be included after configuring the IP ad...

Member Since	‎01-03-2023 05:22 PM
Date Last Visited	‎07-19-2023 12:24 AM
Posts	7
Total Helpful Votes Received	8

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9300 switch cannot reach external server from any VLAN

Cannot get Cisco 2800 routers to route

Re: Clearing Port-security sticky mac address on port

Re: Cannot get Cisco 2800 routers to route

Re: Spanning tree block port selection

Re: IOS CLI. How to filter case insensitive?

Re: Can anyone please explain L3 SVI configuration ,What is SVI and Wh