Welcome to the Cisco Community Ask Me Anything conversation. Submit your questions from Monday, February 2, 2026, through Friday, February 20, 2026. Our colleagues Amruta Navadagi, Anaya Kalawat, and Mohammad Mehtabuddin will be waiting to assist you...
Hi,Hsa anyone succeeded making the CVR-QSFP28-SFP25G= work with a catalyst 9500 32C and a 25G SFP (LR or SR) ?We need a remote connection via fiber, the breakout cable doesn't help here.. Needless to say that we need 25G and not 10GThe box is running...
I have SG300-28 switch which runs as L2 and vlan 2 as Multicast vlan for IPTV stream. But problem I have stream quality is very bad and losing a lot multicast packets.I have configured IGMP snooping and query by MAC based but multicast packets are no...
Hello , Iam a little confused about the reason for the delay minimum and reload benefits , I mean If I added 60 secs minimum delay or 60 secs reload delay , Iam basically telling my standby router to not take over until after 60 secs ....so t...
Hello all, Currently using two 9300L switches (17.12.03) and creating an ERSPAN session. I was able to get traffic mirrored from my source switch to my destination sw and it is showing up on my wireshark machine, but the tunnel shows up/down. ...
Documentation says: "The Cisco Catalyst IE-9320-26S2C-E switch supports dual power supplies that are field-replaceable and redundant. However, it requires only one power supply for system operation, and the second power supply is optional for redunda...
Hi Community,We need to create an SNMPv3 user that can only monitor certain interfaces on our Nexus switch.Model: N9K-C93108TC-EXVersion: nxos.9.2.3.binPort to Monitor: interface Ethernet1/29We would appreciate your assistance in configuring this.
POE not working after update catalyst 9300 from 17.12.05 to 17.15.04i update too many switches with same model and same version , with no issues at all ,but only one switch had a problem , the POE not working for all ports i belive that the issue ...
Hi ALL,I have issues in access list. I configure access list in switch for syslog massage with port 1514 and set in VLAN outbound but not matchIOS version (X86_64BI_LINUX_L2-ADVENTERPRISEK9-M), Version 17.12.1Extended IP access list SNMP&&AAA&&SSH10 ...
We are experiencing a PTP stability issue on a Catalyst C1300 (C1300-48FP-4X) connected to a Catalyst C9500 (C9500-48Y4C-A) through a multi-member LACP EtherChannel. The C9500 is configured as a PTP Boundary Clock for an AVoIP system.Observed behavio...
I had no other choice but to do a factory reset on my 9300 series 48 port switch. I’m now posting to figure out my next steps.The first thing I tried from the switch: prompt was to copy usbflash0:image bootflash: unfortunately after entering this com...
Does anyone know why a Catalyst switch can no longer use MAC address sticking? MS switches can do this.That's really annoying when you're deploying switches and then have to enter the MAC addresses manually instead of the switch learning them on its ...
Hi there!If I type the following: switchport trunk allowed vlan remove 100on a port that does not have a vlan 100 configured, or that is not even a trunk port: will there be any negative consequences, e.g. performance impact, erroring, etc?Background...
Hi AllIn the absence of any network management software, we want to upgrade lots of switches, but schedule them to be done out of hours, the plan is to copy the file to the switches then run the upgrade/reload out of hours.The fact you have to run th...
Hi folks,I have a MS and MR replaced by RMA, there is an option to restore de backup configuration or needs to reconfigure it again from scratch?Appreciate your comments.Thanks.
