Switching

A head scratcher for sure...... I would compare the entire config of those two against a known switch to not have these issues.... the rv switch appears to have auto-snapshot enabled, and may be doing it too often from the syslog msg....you ...

In the case of the switch named RV I swapped out a DAC cable for a new SM fiber and a pair of SFPs. This switch is daisy-chained to a primary switch in the IDF rack. This did not resolve the issue. The switch named SR has a single-mode fiber home run ...

Here is a sparse definition of the LCBM syslog: The syslog message "LBCM-L2,brcm_ifl_l2_init()" is related to the initialization of Layer 2 interfaces on devices using Broadcom chipsets. This message typically appears in the context of control plane ...

All the schools are setup the same. A core EX4600 fiber switch that all the IDFs feed to and the 4600 is the site router and gateway to the data center for all the outbound traffic. Since I only have 2 switches in the inventory of 350 switches that are ...

So in your problem statement, you say you do see topo changes..... and we are assuming from the wording that there is only 1 uplink to the "fiber" switch. This tells me that there could not be any loops so if your using spanning tree, on all vlans, ...

I can certainly post a snippet of the message log around the time the uplink ports of the problem switches, if you like. It shows the topo changes generated on the port. Interestingly, for a pair of switches not doing much, the log file can only have ...

Your system is showing the normal state for auto-snapshot. The state is referencing how the snapshot is currently in use. Disabled means there has been no activity and the snapshot was not used in the last reboot. The other possible states are in ...