BGP noob needs monitoring advice

Hank Nussbacher hank at
Tue Dec 20 19:03:14 UTC 2011

At 13:52 20/12/2011 -0500, Dave Pooser wrote:

Use one of the following services:
You'll get an email whenever a routing change takes place in regards to the 
prefix you are monitoring.


>Earlier this year I got a /24 of PA space, set up our shiny new router,
>got BGP working with both my upstreams, and heaved a sigh of relief: "I'll
>never have to think about THAT again!" (Okay, quit laughing; I SAID I was
>a noob!)
>Now, I discover that one of my upstreams quit announcing our route in
>November (fortunately the provider who assigned us the /24, so we're still
>covered in their /18) and the other upstream apparently started filtering
>our announcements last week. I'm working with both of them to get that
>fixed, but it's made it clear to me that I need to be monitoring this.
>My question for the group is, how? I can and do monitor my own router, and
>I can see that I'm receiving full routes from both ISPs. I am capable of
>manually accessing route servers and looking glass servers to check if
>they're receiving routes to me, but I'd like something more automated.
>Free is nice, $$ is not a problem, $$$$ might become a problem.
>Thanks in advance for any suggestions.
>Dave Pooser
>Manager of Information Services
>Alford Media

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