Getting the following error on a C9500, one port only.10:10:53.130: %SFF8472-3-THRESHOLD_VIOLATION: Twe1/1/0/19: Rx power low warning; Operating value: -9.2 dBm, Threshold value: -8.0 dBm.The error registers in the log, every 10 minutes. Steps I hav...
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Hello everyone!!! I can't understand what is chassis in cisco devices. All I know chassis is a hardware part of the network device. But what does it contain? Are network interface, fan, power supply part of chassis? All cisco dievices have chassis? C...
I Have intrenet connection through ISP connected to CE router Cisco 888 k9 deviceMy Lan Subnet configured on int vlan 1i can reach any site with source int vlan 1 with size 1500 nourmaly and with don't fragment also.The problem that when i connect la...
I am looking for a way to use the Cisco Business Dashboard API to fetch the devices currently connected to each port of a switch (Mac Address Table). This would then be used to map devices by mac address to specific configurations. It looks like by f...
Resolved! BPDU filter
After some study, I understand that BPDU filter global command will enable BPDU filter on PortFast enabled ports and stop those ports from send/receive BPDUs. According to Cisco article, if those ports received BPDUs, PortFast will lose it state and ...
Hi,our WS-C3850-12XS Stack is running on SW Version 16.6.4a.Can we go direct from 16.6.4.a to Version 16.12.07 or to any 3.6/3.7 Version, or are there versionswe need to install between.Regards
Hi all,I need some help to understand the stepwise approach to split my existing core switch stack of 2 x c9500 into separate core switches(like Core1 & Core 2). Will appreciate your help.Switch Model : c9500-12QSW : CAT9K_IOSXE Regards,Shehri
So a Im trying to get a list of MAC addresses using the command sh mac address-table | e Gi1/0/25 | Gi1/0/13 | Gi1/0/4 But i dont want to see these 3 ports in specific, the way this command is entered right now it only excludes Gi1/0/4 and i still se...
Hi everyone,I'm a little confused with the Cisco licenses that I hope you can elucidate.I have a network with Cisco Catalyst 9300 where two have the Network Advantage and 5 have the network essentials license. The network is running OSPF with around ...
Resolved! Catalyst 9300L vs 9300LM
Hello, I would like to know what is the difference between those two chassis 9300L9300LM I tried to use the switch compare tool, but the difference is not clearly visible, Thank you, Peter
Hello Community,So I inherited four WS-C3850-48P setup as a stack. It’s sitting on a table and the goal is to move it to a two post rack next to it. StackPower cables used are 0.3 meter and data stack cables are 0.5 meter.Switch# Role Mac A...
Resolved! Switchport Amber and Green Blinking
Hello All,Please find the attached video in which port number 1 & 2 continuously getting green and Amber. Is it a L2 Cabling issue or any other reason??? Regards
Resolved! Float routing beetwen 2x WS-C4500X-32
I have two WS-C4500X-32 switches interconnected via 2x Pear 2 Pear connection with different ISPs.There are two paths setted with different Distance metrics. Therefore when I shutdown the interface with low metric, the routing table don't change aut...
Hello! And thank you for reading! I'm very new to the world of Cisco Switches so I apologize if my question is dumb.I was investigating packet drops on our switches for specific AV devices but I need to know the utilization percentage.I am trying to ...
