About jbrit1969

jbrit1969 · 07-13-2017

Hi, I seem to be having an issue when adding VLANs to our core 4500-x stack and attached 3850 stack. Whenever I add I see these messages on the 4500's. In this case we added VLAN112 to the 4500 and then added it to the 3850 %SPANTREE-2-RECV_PVID_ERR...

jbrit1969 · 05-06-2016

Hi, Trying to insert a GLC-LH-SMD transceiver into our 3850-12S, could not get the interface to come up and after troubleshooting, I saw that the transceiver was not showing when I did a 'sh inv', moved it to the next port and same result. 3rd port ...

jbrit1969 · 02-25-2016

Hi there, Just looking at the port-channel config on our 3850 - example below... I'm just wondering why, on the interfaces that are members of the 1st port channel I see the allowed VLANS, but on the interfaces for the 2nd port channel I do not? Do ...

jbrit1969 · 07-14-2017

No errors are showing on the port channel or members. Today, I had to create some additional VLANs and saw the same errors in the logs, but for one of the VLANS I forgot to do a 'No Shutdown' on the VLAN interface on 4500, after I added the VLAN to t...

jbrit1969 · 07-13-2017

Hi, Here's the output from both switches: On the 4500: VLAN0001 Spanning tree enabled protocol rstp Root ID Priority 8193 Address 0008.e3ff.fc04 This bridge is the root Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec Bridge ID Priority 8193 (pri...

jbrit1969 · 02-29-2016

I have tried to create a Port Channel in the way you describe and the output is still the same as in my original post. Interestingly, I found some documentation from when the 3850's were originally commissioned and found these notes: ! To restrict VL...

jbrit1969 · 02-25-2016

That's interesting, After my initial post I created a port channel on the 3850, I did not add or remove the VLANS on the channel members and this is the result which looks the same as the original port-channel2 in my initial post interface Port-chann...

jbrit1969 · 02-25-2016

Thanks, so taking this further, in the future if I want to add a VLAN to the 1st port channel I would have to modify the port channel and the member interfaces?

Member Since	‎02-25-2016 12:58 PM
Date Last Visited	‎07-18-2018 12:03 AM
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Spanning tree issues when adding VLANS

3850-12S transceiver not showing in inventory

Port channel VLAN's

No errors are showing on the

Hi,

I have tried to create a Port

That's interesting,

Thanks, so taking this