Re: Networkers (was: making a router invisible)

From: joshua lauer (jslauer@hotmail.com)
Date: Sun Jun 19 2005 - 16:37:04 GMT-3


I was in vegas just a couple weeks ago,

if your really adventurous I suggest Coyote Ugly :) Just bring lots of
money and be prepared to get wet..if you've seen the movie you'll know what
I mean!

Josh

----- Original Message -----
From: "Christopher M. Heffner" <cheffner@certified-labs.com>
To: "brad ellis" <brad@eccie.com>; "Eugene Ward" <eward15@juno.com>;
<ccielab@groupstudy.com>
Sent: Sunday, June 19, 2005 3:25 PM
Subject: RE: Networkers (was: making a router invisible) [bcc][faked-from]

>I was at the Blue Man Group concert last night which REALLY ROCKS!
>
> Sorry I missed the dinner invitation but I will be sure to stop by your
> booth on Monday night after the Tech Tutorials are done.
>
> You can buy all of us a drink and some dinner.
>
> Oops that's right ... you have a booth that means you already bought the
> dinner and drinks for Monday night. ;-)
>
> Thanks Brad and the rest of the Monday night sponsors!
>
>
>
> Christopher M. Heffner, CCIE 8211, CCSI 98760
> Strategic Network Solutions, Inc.
> VP of Internetworking Technologies
>
> www.certified-labs.com
>
> "Complete CCIE R&S and Security Online Rack Rentals"
>
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> brad ellis
> Sent: Sunday, June 19, 2005 3:01 AM
> To: Eugene Ward; ccielab@groupstudy.com
> Subject: Re: Networkers (was: making a router invisible)
> [bcc][faked-from]
>
> If anyone is in Vegas and wants to get together with myself, Marvin
> Greenlee, and Marc Russell for din-din on Sunday night, let me know. We
> can
> go eat at the seafood buffet inside the Rio. It rocks!
>
> thanks,
> -Brad Ellis
> CCIE#5796 (R&S / Security)
> CCSI# 30482
> Network Learning Inc
> brad@eccie.com
> www.ccbootcamp.com/quicklinks.html (Cisco Training)
> Voice: 702-968-5100
> FAX: 702-968-5104
> ----- Original Message -----
> From: "Eugene Ward" <eward15@juno.com>
> To: <ccielab@groupstudy.com>
> Sent: Sunday, June 19, 2005 12:52 AM
> Subject: Networkers (was: making a router invisible) [bcc][faked-from]
>
>
>> Just touched down in LV myself!
>>
>> Eugene Ward
>>
>> ---------- Forwarded Message ----------
>> no ip routing
>>
>> Must be a slow day for questions...
>>
>> Everybody must be headed to Networkers!
>>
>> LIVE AT NETWORKERS AND HAVING A BLAST!
>>
>> Christopher M. Heffner, CCIE 8211, CCSI 98760
>> Strategic Network Solutions, Inc.
>> VP of Internetworking Technologies
>>
>> www.certified-labs.com
>>
>> "Complete CCIE R&S and Security Online Rack Rentals"
>>
>>
>> -----Original Message-----
>> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf
> Of
>> John Matus
>> Sent: Saturday, June 18, 2005 3:42 PM
>> To: ccielab@groupstudy.com
>> Subject: making a router invisible
>>
>> could you make a router virtually invisible on a network?
>>
>> i've had a few idea on how to do this, in the case that there is port
>> scanning going on and other foot-printing methods, but i need more
>> input.
>> here is my idea:
>>
>> the router would be connected to the network via an ethernet interface
>> only.
>> the only access i want to have to this router is via telnet.
>>
>> turn of icmp <i think you can do this, but i don't have a router in
>> front of
>> me...."no icmp enable", "no service icmp"...??
>>
>> no ip unreachables
>> int e0/0
>> ip access-g 101 in
>> no cdp enable
>>
>> access-list 101 permit tcp host 1.2.3.4 any eq telnet
>> access-list 101 deny ip any any
>>
>> my thought is that if icmp is off (if you cant turn it off, at least
>> the
>> access-list will deny it...i think)
>> then the router wont reply to ping sweeps or any other icmp feature.
>> with
>> the acl, only telnet trafffic would be permitted in, and anything else
>> that
>> tried to get though or query the router or a specific port would be
>> silently
>> discarded because of the "no ip unreachable". <i forget if that is a
>> global
>> command or an interface command...>
>>
>> is my thinking correct or am i way off? any suggestion on how to do
>> this
>> effectively?
>>
>> TIA
>>
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