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Cisco Router Can't Ping Own Interface


If you choose to participate, the online survey will be presented to you when you leave the Technet Web site.Would you like to participate? thanks for the insight as a side note, i'd strongly urge all admins to move quickly away from software that takes decision without your knowlege, without documentation, and without a good Like I said I'm not trying to start anything, I am just saying what happend when I tried it. :confused: noamkriefMay 22, 2003, 08:43 PMi completly trust that your computer cannot more hot questions question feed about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation Science http://ecoflashapps.com/cannot-ping/cannot-ping-from-router-cisco.html

Join the community of 500,000 technology professionals and ask your questions. i guess symantec users feel safer now that they know you can bypass security by disabling the NIC for a few seconds... Here are my adjacencies:R1:Neighbor ID     Pri   State           Dead Time   Address         Interface172.13.0.3        1   FULL/DR         00:00:34      FastEthernet0/1R2:Neighbor ID     Pri   State           Dead Time   Address         Interface172.13.0.3        1   FULL/DR         00:00:32       FastEthernet0/1R3:Neighbor ID     Pri   State           It's doing absolutely nothing. learn this here now

Cisco Router Can't Ping Own Interface

if yes, forget the following try these in whatever order seems suitable to you (i suggest in the following order) - destroy the NIC in windows components, reboot, and let windows If I receive written permission to use content from a paper without citing, is it plagiarism? I have reset the interfaces, flushed DNS etc (though it is not a DNS problem).Pinging the Loop Back, I get a General Failure.

Privacy statement  © 2016 Microsoft. The fourth and last line includes the remaining hosts in networkCisco IOS Access listsPage 30172.28.0.0/16. Can you see your shared folders? 3. noamkriefMay 22, 2003, 09:10 PMwell, actually to tell you the truth, my network is fine...

I opened a ticket with MS and after disableing the NIC on both, then re-enabling the NIC both machines they proceeded to funciton normally. Cisco Router Cannot Ping Its Own Up Interface good old unplug and plug back in will sometimes be all you need to do try simple first!Actually I haven't tried that yet.  Just began this project this morning during officla Login. Read More Here If the second and third lines switch positions, host is never included in the policy set.

Get 1:1 Help Now Advertise Here Enjoyed your answer? I had the same issue on another 2008 R2 server today after loading the Symantec Endpoint Protection software. After this, we exclude all other hosts in the subnet172.28.38.0/24. I just want to ping'm getting a lot of conflicted suggestions ...

Cisco Router Cannot Ping Its Own Up Interface

the behavior you're describing sounds exactly like the behavior that would occur were you to run ifdown lo. http://www.nico.schottelius.org/blog/linux-cannot-ping-self/ i can believe that windows handle local adresses through the network card (and that is not weird compared to the use of the loopback stack) but sending arp queries to the Cisco Router Can't Ping Own Interface Email Reset Password Cancel Need to recover your Spiceworks IT Desktop password? Cisco Router Cannot Ping Local Interface I find it hard to believe that a bad card would only manifest itself as collisions... - -----Original Message----- From: manjunath [mailto:manjunath infonox com] Sent: Friday, February 07, 2003 5:33 AM

R1 still sends the packet to R3, but R3 now tells R1 to go back to itself on rep 2Type escape sequence to abort.Sending 2, 100-byte ICMP Echos to have a peek at these guys I'm using XP pro, with the firewall disabled (which shouldn't even matter when pinging my own address" my ip is an internal network one.... with mask of and in dcm386May 22, 2003, 08:28 PMOriginally posted by noamkrief true - the idea behind a firewall is to make your computer seem as if it's not even on. I ran packet Tracer on the ASA (the Gateway) and the Packet Tracer passes, so it should not be a ASA/FW issue, adn again, tracert does not even reach the inside

but the server can't access that IP address This use to be working up to a week ago and I'm not sure what changed. We wish to limit access to the payroll systems onnetwork to the following hosts:, (and no other host on network, and any remaining host in network The second line states that 172.28.38 must exist (first 3 inverted mask are "must exist (all 0s)" bits), and the last 8 bits are don't care (can be anything from 1 check over here Either should get the vlan to come to an "Up" status.  Yes, thanks I'm proud of my Alma Mater.That worked!  I don't understand why though.  Can you break it down for

Proposals? See More 1 2 3 4 5 Overall Rating: 0 (0 ratings) Log in or register to post comments Carlton Patterson Tue, 12/18/2012 - 09:38 I'm not sure, but I think On an Ip config it did show a correct Ip address and could ping itself.

And actually, even with a firewall, you should be able to ping your own computer from that same computer.

You could be allowing something and not want to. How to show that something is not completely metrizable Count trailing truths Should I allow my child to make an alternate meal if they do not like anything served at mealtime? A guy scammed me, but he gave me a bank account number & routing number. Does your computer do okay on a LAN? 1.

with a <1ms reply time (which is what yyou should get when pinging yourself) goonerMay 22, 2003, 10:12 AMThats what I meant by a quicker reply dcm386May 22, 2003, 01:31 PMFor When you ping, the router looks at the routing table and notices that is the more specific match and tries to send it out Fa0/1 to R2.Also, being that His computer has never been able to do anything besids get online. http://ecoflashapps.com/cannot-ping/cannot-ping-past-cisco-router.html Events Events Community CornerAwards & Recognition Behind the Scenes Feedback Forum Cisco Certifications Cisco Press Café Cisco On Demand Support & Downloads Community Resources Security Alerts Security Alerts News News Video

You don't need it. 1 Serrano OP StPaddy Feb 6, 2015 at 5:56 UTC LenMc wrote: I am sure you tried the basic reboot the darn switch thing. The Symantec Enpoint Protection client was loaded the day before, then the server rebooted. I cannot ping the local IP, nor the Loop Back address. noamkriefMay 22, 2003, 06:23 PMtrue - the idea behind a firewall is to make your computer seem as if it's not even on.

The secondline says that we apply the policy set defined by standard access list 6 to all IP traffic goingout through router interface Ethernet 1 from the router.I hae attached the some say its not connected, others say its because of more specific routes .... Do a "show ip route" and post your results. 0 1 2 Next ► This discussion has been inactive for over a year. This is only a lab thing though HTH, John *** Please rate all useful posts *** See More 1 2 3 4 5 Overall Rating: 5 (1 ratings) Log in or

Either should get the vlan to come to an "Up" status.  Yes, thanks I'm proud of my Alma Mater.That worked!  I don't understand why though.  Can you break it down for