ShowIPRoute

Networking. Security.
Tech Insights.

Deep dives into BGP, Cisco ISE, routing protocols, and network engineering. Written by a network engineer, for curious minds.

6Published Posts
BGPISERouting
Core Topics
2025Since
·20 min read

Cisco ISE Administrator Accounts: CLI and GUI Access

Explore how to create, manage, and monitor Cisco ISE administrator accounts using CLI and GUI, including roles, permissions, and password policies.

ISESecurity
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·2 min read

Hey, what? Another blog?

After years of tinkering with networking and tech, I finally decided to put my thoughts on a blog! In this first post, I’ll share why I created this little corner to share my ideas and insights.

General
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·8 min read

Enabling Secure Policies over eBGP Sessions in IOS XE

In IOS XR, a security mechanism ensures that eBGP sessions do not exchange routes until both inbound and outbound policies are configured. Recently, this functionality has also become available on IOS XE.

BGPRouting
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·5 min read

Managing Configuration Comments on IOS XR

In IOS XR, it is possible to manage annotations and comments within the configuration. This post shows how to insert, modify and remove them efficiently.

BGPRouting
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·15 min read

Is Enabling a New BGP Address Family Really Safe?

Often, when it is necessary to enable a new address family within a BGP session, it is assumed that the operation has no impact. In this post, we will examine whether this assumption is always true.

BGPRouting
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·7 min read

The Myth of eBGP Multihop Sessions Between Loopback Interfaces

External BGP sessions require a specific configuration to be established across multiple hops. What happens when the session is built between the loopback interfaces of two adjacent nodes?

BGPRouting
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