Hi all. I am beginner in Cisco. I have a problem. I have switches C9200-48P-E in stack 4. In one switch i have module C9200-NM-4X. It is connected with other switch in stack cisco. But on this module C9200-NM-4X when run command show interface status...
Forum Posts
Resolved! RSTP Discarding State BPDUs
Hey! So I'm struggling to understand the concept of Discarding in RSTP. In STP, There are two state , Blocking and Listening. In blocking the ports will only listen to BPDU and in Listening they will also send BPDUs and then a Root Bridge will be ele...
I am working on an assignment for a college course and I am having trouble getting my DHCP settings to work properly. The goal of the assignment is to break up the devices on the Main-Office-Router so that each department is on its own VLAN. I did th...
I have an absolutely maddening issue. I have a Nexus 3064 that has been the switch for my storage and vMotion networks for several years, and it has worked great. I am trying to transition some of the 40G ports to a 3850 so I don't have to run the Ne...
Hi AllI got 2x 2960 switches in a stack. The member switch failedSwitch 1 - Member - switch priority is 1Switch 2 - Master - switch priority is 5I got spare switch, just need to check if the below steps are ok: * Check new switch has same IOS and ...
Resolved! STP Path Cost
Hey! I'm learning STP but I'm confused on why do we need a path cost to block a port, the traffic between the two switch will be blocked no matter where which side is blocked.Is the path price is just a metric to block a port ? like there is no real ...
Resolved! Password Recovery for WS-CE500-24LC
I lost the password for a user on one of my CE500 switch.how do i recover it ?? is there an enable password to recover in case i dont remember the username as well ???Need Help.. !!!!
Hello,I wanted to confirm the behavior of configurations I often see in industrial automation systems. I was taught one broadcast domain per switch(VLAN) but I frequently see 2 separate subnets operating on one physical switch with only the default V...
I have configured a stack of 9300 switch and no local username and password has been configured. I did not configure login local command on console.Now i am trying to login from console and switch is asking for username and password as mentioned abo...
Hello,Is it necessary to connect the two DC inputs of a Cisco IE2000 to the same power supply? While DC-A and DC-B inputs are not fully redundant, their internal power supplies are separate. Therefore, I believe both DC-A and DC-B can be powered by t...
I am currently running a Cisco 3560 48 TS Switch with 12.2(25)SEE3. I am trying to disable version 1 of the protocol, but unable to. I have used no ip ssh version 1 and I still see SSHv1/2 Servers running with the show ssh command. Is there a command...
Hi Everyone, Just started working with Cisco switches so a bit of a newbie. I was asked to step up some IE5000 switches running OS15.2 with SSH version 2 only. Which went fine, thanks to the tutorials in the community, however once the device is ...
Hi all, I'm having an interesting issue with the Cisco switches on our campus. For context, we had a scheduled power outage at our site back in December, and when power was restored, we started seeing this issue. We have all our core equipment on a g...
Resolved! Cisco Nexus 5596UP No Console/Boot
I've recently attempted to pull a 5596UP from storage to handle some extra load but was faced with an odd issue, I have zero console output. The status lights on both PSUs work, as well as the small red/green status indicator on the SFP+ side of the ...
Hello,How can i make trunk port on cisco 3750 lanbase version, switch is acting on L2. whenever i try to make i received below message.. Regards.
