Large prefix lists/sets on IOS-XR

Andrian Visnevschi andrian at
Fri Dec 9 07:23:04 UTC 2022

Two options:
- gRPC
- Netconf

You can use tools like paramiko,netmiko or napalm that are widely used
to programmatically configure and manage your XR router.

On Fri, Dec 9, 2022 at 2:24 AM Joshua Miller <contemno at> wrote:

> Netconf is really nice for atomic changes to network devices, though it
> would still take some time for the device to process such a large change.
> On Thu, Dec 8, 2022 at 6:05 PM Sander Steffann <sander at> wrote:
>> Hi,
>> What is the best/most efficient/most convenient way to push large prefix
>> lists or sets to an XR router for BGP prefix filtering? Pushing thousands
>> of lines through the CLI seems foolish, I tried using the load command but
>> it seems horribly slow. What am I missing? :)
>> Cheers!
>> Sander
>> ---
>> for every complex problem, there’s a solution that is simple, neat, and
>> wrong



*Andrian Visnevschi*
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