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Good evening,I recently encountered an issue with my project here.  From a given computer on a router I cannot ping another computer on a different router.  For example, I cannot ping a computer from the Berlin router with a computer from the DC rout...

Screenshot 2024-05-07 192717.png
jasondls by Level 1
  • 404 Views
  • 1 replies
  • 0 Helpful votes

Hi anyone,Quick question, but am I right in assuming that the purpose of Split Horizon in EIGRP is to suppress unnecessary updates rather than to prevent routing loops?DUAL (and the FC) seems to take care of routing loops, so I'm thinking that is its...

Sam-CCNP by Level 1
  • 3066 Views
  • 17 replies
  • 0 Helpful votes

Dear all, Currently we've obtained ASR1001X and the new redudancy configuration requires us to pass dot1q traffic through 2 interfaces. It seems we cannot familiarize ourself with trunking and vlan interface when it comes to pure L3 devices. A diagr...

Goodmorning,Or afternoon/evening. I'm looking to trace a packet to and from an external source, like 8.8.8.8. Currently it looks lik i'm having an issue with traffic going out via a cabled interface, Gi0/0/1.100, which is good. But the return traffic...

m.x by Level 1
  • 784 Views
  • 3 replies
  • 0 Helpful votes

 Hello Team, I hope you are doing well!I'm trying to implement PBR on Industrial switch IE-3400. I used the how to below, but the result was not ok.https://www.cisco.com/c/en/us/td/docs/switches/lan/cisco_ie3X00/software/17_3/b_ip_routing_17-3_iot_sw...

Resolved! Destination NAT

I am trying to nat the destination address with an ASR router.Source --- Source IP: 96.97.98.99 Destination IP: 12.34.56.78Router ----NAT the destination to 10.0.0.4After NAT Source IP is 96.97.98.99  Destination IP is: 10.0.0.4I don't seem to be abl...

I  attached my Packet Tracer file for review. It would only attach as a zip file. Can someone tell me why DHCP is not working on PC-A and PC-B? I receive the error: DHCP failed. APIPA is being used. I used the show ip dhcp pool command. I triple chec...

rfine01 by Level 1
  • 679 Views
  • 2 replies
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Hi,We have mGRE DMVPN tunnle between one Hub and 7 Spokes. Other 6 Spokes are working fine but one Spoke is not connecting to Hub.Spoke shows DMVPN on IKE state (tunnle is not working) and Hub is not adding nhrp entry in table.Spoke DMVPN TunnelPleas...

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INBK-IT by Level 1
  • 3877 Views
  • 23 replies
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Hi; one of my routers in my lab (ISR 4331 - IOS-XE SD-WAN image 16.10.1) crashed so it keeps rebooting after showing the some error messages, one of which is: cisco isr 4331 %PMAN-0-PROCFAILCRIT: R0/0: pvp: A critical process viptela_start_sh has fai...