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Cisco Community is an active and collaborative place to learn more about our products and ask questions of peers and Cisco experts! Check out some of the most popular conversations happening right now!

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Mac Access list on catalyst 1000 series

Hi! Is it possible to block icmp traffic(ping) by creating mac-access list on switch? If its not possible why? I have 2 pc 1 voip  and switch. Those pcs cant ping eachself but they can ping voip. How to do that with mac access list.

Port Channel issue

CoreSW#sh etherchannel 13 summaryFlags: D - down P - bundled in port-channelI - stand-alone s - suspendedH - Hot-standby (LACP only)R - Layer3 S - Layer2U - in use f - failed to allocate aggregatorM - not in use, minimum links not metu - unsuitable f...

ISE 2.7 to 3.2 migration

hello  I am working on an ISE v2.7 to v3.2 upgrade /migration  I have staged a VM with a v3.2 build    I am trying to understand the timing of the handover for example if I restore the production configuration & install the certs  from v2.7 to the v3...

Cisco Codec EQ - The USB-C port input audio selection

Hello community,I would like to know is there any configuration for Codec EQ USB-C port to select the audio source from the DP signal embedded audio?I understand that the EQ USB-C port (ALT Mode) is taking the video from DP and audio from USB.However...

FrankLiao by • Level 1
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  • 0 replies
  • 0 Helpful votes

FTD Missing Logs

FTD 7.4.1I’m currently troubleshooting an issue with our FTD and I’m unable to generate logs, which is puzzling. I ran a system support trace that produced a few logs with an ID, and I matched that ID to my access list, confirming that logging is ena...

dcanady55 by • Level 3
  • 105 Views
  • 5 replies
  • 0 Helpful votes

Calling Name being stripped from SIP headers

Hello, I have a customer with CUCM 14SU1. They have recently purchased a VG410 which has 48 FXS ports which connect analog phones at one of their sites. The VG410 is not supported as an SCCP gateway until CUCM 14SU3 so I have set it up with dial peer...

C9300L-48P-4x-E

Hallo…Ich habe für den enable-modus ein Passwort vergeben, allerdings hat es das Passwort was ich vergeben habe nicht mehr angenommen. (Dass das Passwort richtig ist bin ich mir zu 100% sicher) Ich habe im ROMMON-Modus den folgenden befehl eingegeben...

bakriwa5 by • Level 1
  • 45 Views
  • 1 replies
  • 0 Helpful votes

Incorrect Name Displayed when Extension Dialed.

When an extension is dialed, the wrong end user's name is being displayed.  I have verified in Control Hub the number to be correct.  Also, the end user information is correct in UXCN and CUCM.  If there is any other information you need me to provid...

kmccollum by • Level 1
  • 55 Views
  • 1 replies
  • 0 Helpful votes

AMA - Software Upgrade on Catalyst 9000 Series Switches

Ask Me Anything Event   Welcome to the Cisco Community Ask Me Anything conversation. Submit your questions from  Monday, November 4, 2024 through Friday, November 15, 2024. Our colleagues Rohit Chopra, Vaibhav Aggarwal, Anuraag Majumdar, Saquib Zeya...

rohit.png Vaibhav Aggarwal.png anuu.png Saquib Zeya.png

FMC-ASA-SFR compatibility

Hello Cisco Community,I have an ASA 5545-X running with the following versions:ASA Software: 9.14(4)24Firepower Module (SFR): 6.6.7Firepower Management Center (FMC): 7.0.6I'm planning to upgrade my FMC to version 7.3, but I'm unsure about the compati...

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