BGP reg ex

[jigsaw2026]

Hi,

What would ^550*$ mean?

I''m getting myself confused - I want to say permit anything originating from AS number 55001 to 55099.

Any help would be much appreciated!

Thanks,

J

[Jon Marshall · Accepted solution]

J

Your regex matches 550, 5500, 55000.

Try

^550[0-9][1-9]$

Jon

[guruprasadr]

HI,

Refer the useful link about BGP Regular expression:

http://www.cisco.com/en/US/tech/tk365/technologies_tech_note09186a0080094a92.shtml#t5

Regards,

Guru Prasad R

[jigsaw2026]

Ah, I get it! Perfect, thank you.