About RRatBB

RRatBB · 05-06-2025

All IPs, AS numbers, OSPF areas, etc., have been sanitized for this post. None are currently in production.- I have a subnet at a remote network that I need to extend from a /24 to a /23.- We have two circuits at this site: a primary MPLS going to ou...

RRatBB · 05-02-2024

IP addresses have been cleaned (RFC 1918).We have 5 locations on an MPLS network. All locations advertise their networks through BGP.When we signed up with our phone service, we thought it would make sense to have them on our MPLS network as well. So...

RRatBB · 03-28-2024

Mods blocked last post, so trying again. No info here is confidential.Hoping someone can shed some light. I have a switch in a remote location that I can connect to via SSH, but once connected I am unable to run *any* commands. I cannot do "show run....

RRatBB · 03-27-2024

Hoping someone can shed some light. I have a switch in a remote location that I can connect to via SSH, but once connected I am unable to run *any* commands. I cannot do "show run." I cannot do *any* "show" commands. I can't even "exit" my SSH sessi...

RRatBB · 05-07-2025

Route-based.Thanks

RRatBB · 05-07-2025

I did not shutdown the subinterface before making changes. I will give that a try, but it is acting as a gateway for that vlan so I will have to do it after hours. Thanks

RRatBB · 05-07-2025

I was able to make the changes without kicking myself off the device ... so some progress made!However, when I changed the /24 subnet to a /23 subnet on all three items (interface, ospf advertisement, and bgp advertisement), it still failed over to o...

RRatBB · 05-06-2025

Dang it ... always happens. Ignore the AS number for BGP in my diagram. That's a typo. But they *do* match on my actual configs. Haven't made any changes there and it's all currently working.

RRatBB · 05-06-2025

Thanks to all for the feedback. Trying to put together some more information. I'm not great with Visio, as you can tell. Also trying to sanitize configs. Anyway, see attached. But a couple of helpful things have come out of this conversation that ...

Member Since	‎03-27-2024 07:42 AM
Date Last Visited	‎05-07-2025 05:30 AM
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Extend subnet from /24 to 23 - not as easy as I hoped

Any Way To Block or Bypass Specific BGP Network Advertisements?

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AAA Question - Able to Log in to Switch But Cannot Run Any Commands

Re: Extend subnet from /24 to 23 - not as easy as I hoped

Re: Extend subnet from /24 to 23 - not as easy as I hoped

Re: Extend subnet from /24 to 23 - not as easy as I hoped

Re: Extend subnet from /24 to 23 - not as easy as I hoped

Re: Extend subnet from /24 to 23 - not as easy as I hoped