You are correct!! And I have got tons of e-mail regarding this. I stand
humbled before everyone. And I do understand. I was just telling my husband
about this and he laughed. He is used to me thinking I am always correct.
The good thing about this, is that I have learned about !A and !H and I want
to thank everyone. The real world is different and you wait guys...I will be
there one day.
Jennifer Cribbs
[EMAIL PROTECTED]
>===== Original Message From "Donald B Johnson Jr" <[EMAIL PROTECTED]>
=====
>jennifer
>the reason people are jumping on this is because you stated something and
>then on a line under it you said
>and that is it or something to that effect.
>have you tried it out in the lab environment, that would be the answer not
>what is in a book, which are flawed.
>Duck
>----- Original Message -----
>From: Jennifer Cribbs <[EMAIL PROTECTED]>
>To: Rossetti, Stan <[EMAIL PROTECTED]>; cisco
><[EMAIL PROTECTED]>
>Sent: Monday, November 20, 2000 11:45 AM
>Subject: RE: !H !H !H!H
>
>
>This is where I am getting my info..
>
>Ref: chapter 8 of Intro to Cisco Router Configuration
>pages 229-230
>
>It says responses to trace command include:
>!H The probe was rceived by the router, but not forwarded, usually due to
>an
>access list.
>P The protocol was unreachable
>N The network was unreachable
>U The port was unreachable
>* Timout
>
>Jennifer Cribbs
>[EMAIL PROTECTED]
>
>
>
>
>
>>===== Original Message From "Rossetti, Stan" <[EMAIL PROTECTED]>
>=====
>>Are you sure? Page 1163 of Cisco IOS Configuration Fundamentals states
>that
>>the character A signifies that the destination is "Administratively
>>Unreachable. Usually, this output indicates that an access list is
>blocking
>>traffic."
>>
>>-----Original Message-----
>>From: Jennifer Cribbs [mailto:[EMAIL PROTECTED]]
>>Sent: Monday, November 20, 2000 1:13 PM
>>To: cisco; [EMAIL PROTECTED]
>>Subject: RE: !H !H !H!H
>>
>>
>>On the traceroute command:
>>
>>!H is returned 3 times if an access list prevents a router from forwarding
>>the
>>packet to the HOST. The 'trace' command is used to determine the route
>>taken
>>to a remote host. All the hops are shown as the trace probe moves toward
>>the
>>destination. Three probes are issued. The response time of each probe
>will
>>
>>be displayed if successful.
>>
>>The trace command returns a N if the network is unreachable.
>>The P is the response if the protocol is unreachable.
>>An * is a timeout.
>>!H is the return for what I said above but it is regarding a traceroute
>>command,
>>and not a ping.
>>
>>Jennifer Cribbs
>>[EMAIL PROTECTED]
>>
>>
>>
>>>===== Original Message From "Rossetti, Stan" <[EMAIL PROTECTED]>
>>=====
>>>I thought !A meant this path is blocked by an access list.
>>>
>>>-----Original Message-----
>>>From: Jennifer Cribbs [mailto:[EMAIL PROTECTED]]
>>>Sent: Monday, November 20, 2000 12:13 PM
>>>To: [EMAIL PROTECTED]
>>>Subject: RE: !H not a complete answer
>>>
>>>
>>>This response is returned when an access list somewhere along the path
>>>prevents a router from forwarding a packet to the HOST.
>>>
>>>and that is correct.
>>>
>>>Jennifer Cribbs
>>>[EMAIL PROTECTED]
>>>
>>>
>>>===== Original Message From "Croyle, James" <[EMAIL PROTECTED]>
>=====
>>>http://www.cisco.com/warp/public/112/chapter7.htm
>>>
>>>I think you have a routing loop as is described here. Ping from several
>>>stations and map it out.
>>>
>>>Jim
>>>
>>>
>>>-----Original Message-----
>>>From: Miller, Nathan (AZ15)
>>>To: Richard Bosire; Jason yee
>>>Cc: John Huston; [EMAIL PROTECTED]
>>>Sent: 11/20/00 11:15 AM
>>>Subject: RE: !H
>>>
>>>Does it meas that the destination NETWORK is unreachable or the
>>>destination
>>>HOST??
>>>
>>>-----Original Message-----
>>>From: Richard Bosire [mailto:[EMAIL PROTECTED]]
>>>Sent: Monday, November 20, 2000 8:01 AM
>>>To: Jason yee
>>>Cc: John Huston; [EMAIL PROTECTED]
>>>Subject: Re: !H
>>>
>>>
>>>destination unreachable i.e not path to the destination network
>>>
>>>Jason yee wrote:
>>>
>>> hi anyone knows what does the symbol !H means in
>>> traceroute results
>>>
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