Dear All, This is my Network Diagram. When i am trying to ping from my CISCO 4331 Router to another vlan I am unable to ping. I am putting following command. CISCO-4331-ROUTER#ping 192.168.16.1 source 192.168.15.250 or CISCO-4331-ROUTER#ping 192.168...
What is the important configuration need to backup or need to be copy in the distribution switch? because we have plan to replace the DSW but in still in the same model 3750.
Ok, I made a post on reddit but after some discussion I was concerned about port buffers so I figured this was the place to ask. I am trying to create a fault tollerant 10GB connection to my VMWare server/SAN for as cheap as possible. I have done abo...
I'm trying to perform VLAN MAPPING on interfaces, but the command is not available. I've updated the IOS to 15.2(2)E8 and i'm running IP services. Almost as if the command switchport vlan mapping is not there The documentation for 12.2(58) sho...
I am a little bit confused by the E0L announcement for sup7-e (https://www.cisco.com/c/en/us/products/collateral/switches/catalyst-4500-series-switches/eos-eol-notice-c51-738118.html) It says that End of SW Maintenance is Oct 2018. End of Vulnerab...
Hi cisco experts! So i'm a 4-months-old-Network Engineer which has a responsibility to troubleshoot end user's pc and cisco ip phone. Those devices connected to our access switch. I have 2 questions : 1. How to see wich switch interface that associa...
Hi, So for an office that is running Nutanix (1 node and 2 node offices, depends on size) why would I use Nexus say 3k over a Catalyst 9000 series. I am not even considering Nexus 9k for these offices, these are not Data Centers, just larger offi...
Hello We have a network device that keeps losing and regaining connection to our network. It happens at all different times of the day. It can last for a few seconds up to about 20 minutes. We tried using different cables, different ports, changing t...
Can someone please explain me the difference between Management plane, Control plane and Data plane ?
Receiver joins FF0E::1 group R5 (RP) has the following: RP#show ipv6 mroute | b 5:5:5:5(*, FF0E::1), 11:04:45/00:02:50, RP 2005::5:5:5:5, flags: S Incoming interface: Tunnel2 RPF nbr: 2005::5:5:5:5 Immediate Outgoing interface list: Ethernet0/...
Hello, I need to convert an access port which was originally configured as vlan 1 to a trunk port. What would be the best way to convert port from an access-port to a trunk port without causing any traffic disruptions? Best, ~zK
We've recently upgraded our 2960X switches to 15.2(6)E1 and now I have noticed that we can no longer session between switches in a stack. The command (switch1#session <1-8> switch number) used work up until we we upgraded from 15.2(4). Does anyone ...
Switch 3560 So I have 2 vlans, 50 and 100. Surprisingly, I was able to ping the PC on vlan50 from the PC on vlan100 and vice versa. I thought PCs in different vlans were unable to communicate. Please explain. Thanks you
Can I connect two servers with Dual 10Gbps NICs to the 10G ports on the switch and set up lacp for both using a src-dst-port (Load distribution on the source XOR destination TCP/UDP port) algorithm. At the end each server should be able to communica...
DHCP not working for Vlans. See config Not sure what I'm doing wrong. Thanks SL-Core-SW#show runBuilding configuration... Current configuration : 3971 bytes!version 12.2no service padservice timestamps debug uptimeservice timestamps log uptimeno se...
