RE: Regular Expression

From: Juan Alcaide (jalcaide@xxxxxxxxx)
Date: Fri Nov 02 2001 - 19:54:40 GMT-3


   
_ does work for {, but not for (
Documentation is wrong.

I bet the URL below is wrong... 127.0.0.1

-Juan

On Sat, 3 Nov 2001, Michael Wong wrote:

> a backslash works perfect on confeds. If you use ..... \(1\) .... it'll trea
t the bracket as a character to match instead of a special character, so it'll
catch the (1) in the path. Check out the link below on what a backslash does.
>
> http://127.0.0.1:8080/cc/td/doc/product/software/ios120/12cgcr/dial_r/drprt11
/drregexp.htm
>
> Enjoy .... MW :)
>
>
> -----Original Message-----
> From: Jason Gardiner [mailto:gardiner@sprint.net]
> Sent: Friday, 12 October 2001 5:41 am
> To: Willy Schoots
> Cc: Gore, Peter; ccielab@groupstudy.com
> Subject: Re: Regular Expression
>
>
> You also have to watch confeds. Recently ran across one where _1_ would
> not match on (1).
>
>
> Willy Schoots wrote:
> >
> > Hi,
> >
> > The underscore in regular expressions means any delimiter (space, begin, en
d
> > etc).
> > So _1_ means that this route has passed through or originated in AS 1
> >
> > It would NOT match on routes that went through AS 100 or 65001 but not
> > through AS 1
> >
> > You can test your regexp easily by doing a show ip bgp regexp ....
> > Look at http://www.traceroute.org/#Route%20Servers for route servers with
> > lots of routes where you can practice
> >
> > Cheers,
> >
> > Willy Schoots
> >
> > -----Original Message-----
> > From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
> > Gore, Peter
> > Sent: Thursday, October 11, 2001 8:23 PM
> > To: 'ccielab@groupstudy.com'
> > Subject: Regular Expression
> >
> > Can anyone confirm how the _ (underscore) influences BGP AS paths?
> >
> > E.g. Does ip as-path access-list 1 permit _1_ allow any AS number in a pat
h
> >
> > such as 100 or 65001 to be permitted or does _1_ permit any BGP AS path lis
t
> >
> > with AS 1 at the beginning or end such as 1 100 65001 or 65001 100 1? So
> > basically does this permit AS path 1, or an AS number containing a 1 within
> > it?
> >
> > Hope this is clear.
> >
> > Thanks,
> >
> > Eddie.
> >
> > -----Original Message-----
> > From: Gore, Peter
> > To: 'Khalid Nafie'; Michael Le; ccielab@groupstudy.com
> > Sent: 11/10/01 09:40
> > Subject: RE: weird things in IOS ?
> >
> > 12.07T has a lot of bugs in it... known. Especially around the ISDN area
> > !!
> > upgrade is recommended
> >
> > -----Original Message-----
> > From: Khalid Nafie [ mailto:knafie@ncr.com.kw <mailto:knafie@ncr.com.kw> ]
> > Sent: Thursday, October 11, 2001 6:03 AM
> > To: Michael Le; ccielab@groupstudy.com
> > Subject: RE: weird things in IOS ?
> >
> > Me too I ad similar problem when i was testing authentica then the
> > virtual
> > link didn't work, then i removed the auth at all but the virtual link
> > didn't
> > work, i restarted and remove the ospf process several times then i don't
> > know y it worked, i convenced me self that i was typing something wrong
> > like
> > the router id.
> >
> > -----Original Message-----
> > From: Michael Le [ mailto:michael.le@lendlease.com.au
> > <mailto:michael.le@lendlease.com.au> ]
> > Sent: Thursday, October 11, 2001 3:29 AM
> > To: ccielab@groupstudy.com
> > Subject: weird things in IOS ?
> >
> > Hi Group.
> > IOS doesn't seem to like me lately (12.07T)
> >
> > a virtual link statement is only partially working
> >
> > show ip ospf vir(shows its up and happening) - so i tried
> > Rebooting all the routers, clearing ospf processes etc ...
> > Nothing worked, just had to remove the command and put it in again,
> > works
> > straight away ?
> >
> > I've experienced similliar things in isdn confguration also.
> >
> > Any comments would be appreciated.
> >
> > Thanks.
> >
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> --
> Thanks,
>
> Jason Gardiner
> Supervisor, Engineering Services
> Sprint E|Solutions
>
> "You can swim all day in the Sea of Knowledge and
> still come out completely dry. Most people do."
>
> - Norton Juster



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