I'm currently have several WS-C3850-24T, 16.12.08 (CAT3K_CAA-UNIVERSALK9)I'm monitoring with Observium and it's showing that the current temperature value is beyond the "Min Warn" value.This value is being read from the devices. (if I manually chang...
So this is my first attempt at a stackwise virtual (C3850), however I think this also applies to other flavours of stacking apart from vPC. The switch with the lower mac address obtained the #1, which is not what I intended. (basically it is physic...
I need 2 type of switches: Access switch (Qty - 7) - with 48 1Gb RJ45 & atleast 2 10G RJ45 ports, stackable(Group 1 - Need to stack 4 swicthes and Group 2 need to stack 3 switches )Core Switch (Qty 1)- 16 or 24 port(8 10Gb RJ45 & rest 1G/10G RJ45 por...
Can someone send me URL for Power calculation tool required for power calculation of 4500 switch for number of POE linecards support
Hi Guys,Recently ran into a problem. I enabled a simple 802.1x authentication on the switch and recently noticed that some ports had a large number of MAC addresses, when in fact only one PC was connected to that interface. Do you have any suggestion...
Im trying to have inter vlan routing using layer 3 switch but failed. Below is the routing table of layer 3 switch. Any help is highly appreciated. Gateway of last resort is 192.168.0.251 to network 0.0.0.0C 192.168.120.0/24 is directly connected, Vl...
Hello, I am looking for official firmware compatibility matrix documentation for SG300-28P POE switches. I have a customer with some of these which are firmware version 1.3.0.62. I am seeking to update these to the latest possible firmware. If anyon...
I have the Cisco IE-4000-4S8P4G-E Switch and when I connect a Cisco GLC-SX-MMD transmitter into port range 1/5-1/8 I get a %PHY-4-SFP_NOT_SUPPORTED: The SFP in Fa1/6 is not supported. I can use the same transmitter in port range 1/1-1/4 and it connec...
Hi All,I have 2960 Cisco switch. After I turn the switch off and back on and I get the "Would you like to enter the initial configuration dialog? [yes/no]: " message again and the config is lost.Please any suggestion would be appreciated.Thanks,Yared...
I just want to know if the configuration in the last diagram below is possible. And of course if I can get some advice on setting up the router and switch configs that would be greatly appreciated as well as this is my first time using Cisco IOS.So b...
New to Cisco C9300, what is the default login and Password using Telnet
Hey All,I am attempting to get NTP working in a closed area (no access to internet). I am running a pair of Nexus 9000s, one of which is to act as the time server. Following the configuration guide below:https://www.cisco.com/c/en/us/td/docs/switches...
I have DHCPv6 configured on my Layer 3 Switch. PCs in the picture receive their IPv6 addresses and are able to be pinged with success from both same and different subnets.However, when it comes to IoT devices (such as WEBCAM1 or WEBCAM2), they do not...
I am currently investigating the cause of consistent output drops on certain interfaces in a port-channel. Only one of the two links is showing drops and the one that is having the issue is steadily increasing the OQD counter. Note that this is only ...
Hi I hope somebody can help me with the problem I am facing. I am trying to setup on our switches (different models C9300, 3650 etc) access over GUI for our IT helpdesk to be able to do basic modification like interface description, shutdown and VLAN...
