Hi Community,I have a Nexus 3064 connected to a 3750X via trunk without bpduguard; nothing that'll prevent spanning-tree communication. But even though I configured priorities and bounced ports, etc, I can't get the Nexus to become the root for all i...
Hi AllI need to configure my NMS to read the mac address table of my 9600 switch via snmpv3, there are 100+ vlans on the switch and I want to read all mac addresses from all vlans.For some reason it is not pulling back any mac addresses, if I use snm...
I am trying to send a ping from one PC to another PC. In real time window ping succeeds, but when I send the same ping using "simulation" windows it hangs, ping doesn't go. Please, if you have any idea from your experiences....
I have an issue with port channel members randomly going down, and therefore once all members are down the entire port channels will drop of course.Then suddenly the port channel members will rejoin the port channel and all works until this happens a...
Hi,On my network, I have a stack with 2 C3850-12s (12 x 1Gbps sfp). This Core stack is connected to our access stack based on 2xC9200L-48P-4x (switch with 10Gbps module). From the 1st member of c3850-12s, I have 2 physical links connected to the firs...
Hi,I want to connect two switches I have 10g sfp on one side another side 1g sfp , my expected traffic is only 500Mbps .Does it work ?Thanks
Hi,I'm reading up for a CCNA certification.In my reading up (and labs) i've seen serial interfaces between some of the network devices. I'm not sure i understand the difference between serial and Ethernet connections.Why and when would you choose one...
Hi,I am planning the below topology, access to core is layer 3 My question , What if I do vss in between core Or between core also should be L3 ? Second question : the Asa firepower Firewall in active standby mode ? . Connection between firewal...
One of our trunk links between switches has the following port status: udldEmpEc Anyone ever see this? Thoughts?
what will happen if sw1 is configured with PVSTP + & sw 2 is configured with mst As Rapid PVST + is having high cpu/memory utilization while MSTP + is having low cpu/memory utilization
Does C1100 family switch h/w support LACP (802.3ad)?
I'm trying to transfer an IOS of my machine to a 3750 switch by XModem. I type the command below and after that, I select the file in my desktop in the HyperTerminal. It returned the message "Invalid Argument".copy xmodem: flash:c3750-ipbasek9-mz.122...
I am trying to use different types of network devices, but I cannot use more complex regular expressions.For Cisco equipment, I have:expect {"*>"}* Functioning normallyBut for Fortinet devices, I want to do thisexpect {"^[a-zA-Z0-9_.-\s]+[#]"}But it ...
Anyone ever experience an issue when trying to read flash on a 3850 switch stack?I was copying files from one switch to another in a stack, the process was going smooth until I hit the 2nd to last switch and no longer was able to sh flash. The switch...
Hi, We replaced one of our 2960 switch stack with 9200 devices. The issue we are experiencing can't ping upstream switch. All switches in stack are up. Uplink port is up. Can view upstream switch via CDP but cannot view new stack via CDP from upstre...
