Hi , im getting below error log in my WS-C3850-24P switch log : %PLATFORM_PM-2-ASYNC_WAIT_TOUT: PM wait for ack timed out: req_id 175535, dest slots:0x4, ack pending from slots 0x4 and some of the ports are green light blinking but when im check...
Hi , im getting below error log in my WS-C3850-24P switch log : %PLATFORM_PM-2-ASYNC_WAIT_TOUT: PM wait for ack timed out: req_id 175535, dest slots:0x4, ack pending from slots 0x4 and some of the ports are green light blinking but when im check...
Hello. We have a bunch of 9200L switch stacks deployed on our campus. SNMP is configured and we are polling the switches with Observium. Everything works fine for a couple of weeks, and then the switches stop supplying interface statistics (bandwidth...
Hi, Hope you can help. I'm running 3560-48 and 24 PS-L's (640W PSUs) with non Cisco POE edge devices. The issue I'm having is these devices won't draw much more than 3-6 Watts but the switch wants to use 15.4W per port, depleting my POE budget! I hav...
I just upgraded cisco 3850 to 16.9.4. It was previously 3.6.x. I have been reading about the smart license. Is this mandatory and the device stop functioning? I understand the purpose behind the smart licensing feature. However, it's too much of...
We are gong to deploy a lot of 9300 switches, I have the first 3. These will not have internet access when they are deployed.We are NOT using DNA-Advantage - we are happy using Network Advantage. Can I simply connect the switches to the internet at H...
Hi, I have a question regarding multicast on the stack-ring of the Catalyst 2960-S units. In a network where high bandwidth multicast traffic is used, we would like to make sure we understand how multicast traffic is sent across the stack switches ov...
Hi All, I have an SG300 that I am trying to set up for some training sessions at work. Due to the software I am using, everyone needs to be on the subnet:192.168.0.X 255.255.255.0 Due to it being a teaching environment, I didn't really want people...
As the title says: I'm looking for a way to configure a network where, when a switch is connected it will automatically download a config from a TFTP server (I'm using two catalyst 3750s at the moment, with a windows device running the tftp server) I...
We recently upgraded a Catalyst 3650 from 15.2-2E6 (3.6.6E) to 16.3.9now in the old version we did not need to configure the default route, and it found the route via ARP requests, now with 16.3.9 this is no longer the case and configuring the defaul...
Hi, Im running into an issue where the flexible netflow on the 3850 is not working 100%. If i create a flow record and omit match ip address destination/source it works, however if i create and flow record with match ip address dest/source netflow an...
Hello, I'm having an issue where I have a WS-C2960-48FPD-L that I'm trying to join into an existing stack with other switches of the same model. All switches just went an IOS update to version 15.2(2)E7 so they're all running the same IOS. The swit...
Dear, I have a switch WS-3850-48T, version 16.6.5 (IOS - CAT3K_CAA-UNIVERSALK9-M). It was seted with MTU 9198, but my orthers access switches are seted 1500 MTU. I want to know, if change reduce the switch 3850 from 9198 to 1500 will there impact in...
Hi @Aliki since some week´s we have a strange error and no one can told me a sollution. So i will ask here ;-) I have Clients, Win 7 and Win 10 which losses randomly Network Connectivty. The LAN- Icon at the Client show the yellow exclamation mark...
Hello all,in CISCO book I found that CDP and STP protocol should not be sent over SPAN session. But when we implement SPAN session on 2960 switch and I see CDP and STP. I need to disable it as it is causing a lot of unwanted traffic.Thanks in advanc...
Can anyone help with an issue i am having with PBR and an IP Helper. I cannot get devices in the VLAN with the associated SVI to get DHCP addresses, there is no DHCP server in the VLAN so an IP Helper is used but whenever i enable PBR on the SVI, DH...
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