Switching

Hi,Recently we decided to prepare a Nexus 5k switch (paired in VPC w/ FEX's) and connect it to our 3750 stack, which also has a WLC (etherchannel ON) and a Proxmox cluster with trunking LACP ports connected to it.The problem that we ran into was sudd...

Hello ExpertsI have 3 servers connected to Cisco Catalyst Switch  C2960 and this switch has uplink to one of the access switch and  ultimately this access switch connected to our 2 Core SwitchWe are running HSRP and core switches has direct link betw...

Hi all, i have configured tftp on the management port "g0/0" of my cisco 3850 switch and when i connect this management port direct to my pc which is a tftp server, my tftp transfer from switch to pc could not work. When i attempted to transfer file ...

I have created three vlans VLAN 100 VLAN 200VLAN 300The cisco 3550 are configure with each respective vlan 100, 200, and 300.As soon as I plug the switch on the fiber module, I notices the switch been added to the proper VLAN. I have execute the comm...

Hello everyone! I have a doubt, I am trying to upgrade the switch MDS 9222i, in moment the equipment has a software version "m9200-s2ek9-kickstart-mz.4.1.1c.bin", / "m9200-s2ek9-mz.4.1.1c.bin" and I want to upgrade to software version "m9200-s2ek9-ki...

Hi Team , My goal is to prioritize DSCP for Microsoft teams on ws-c3850-48p on LAN port , from this value. Media traffic type Client source port range Protocol DSCP value DSCP classAudio50,000–50,019TCP/UDP46Expedited Forwarding (EF)Video50,020–50,03...

Hi, I'm in DevNet using the the "Industrial Networking Sandbox with IE3400" and it appears the switch is off and I'm unsure how to get it turned on. I'm unable to ping the switch IP address from the DevBox and unable to SSH into the switch. Any ideas...

Hello,as the subject implies, i would like to ask the following: 1. is it possible to interconnect a pair of SX550X-24F switches via SFP+ interfaces to create a stack, where ESXi hosts will be connected to both switches in LACP topology? BTW all ESXi...

Hi,I am trying to get my head around QoS on the 2960X platform,with themls qos srr-queue output dscp-map queuecommand, i am able to map dscp values to four queues, butmls qos queue-set outputwill only let me allocate buffers for two, and under an int...

Hello everyone,I have 2 CISCO SG350 switches interconnected in stack mode. I created vlans on the master and i can notice that they're not spread to the slave. I thought because the are stacked, the slave would get master's configuration automaticall...

I am a newly hired Network Engineer in our company. I don't know the history but I type "show access-list" command on one of our core switches. The output goes like this: Extended IP access list preauth_ipv4_acl (per-user)10 permit udp any any eq dom...

Good day i have configured my cisco 9300 with inter vlan routing. (192.168.0.X, 192.168.1.x,192.168.2.x,10.168.0.x,10.168.1.x) etc. my pc is on the 192.168.0.x network with my gateway being 192.168.0.1. i can ping all ip addresses sucsesfully from my...

Capturing the data traffic from an 'IE 4000' industrial switch, Wireshark shows that each announce message of the IEEE1588 precision time synchronization protocol (PTPv2), after the organization extension TLV, are regarded as malformed. What could be...

I'm in the process of learning about Cisco routers and switches creating a home lab.  I would like to extend my existing network by adding a Cisco 2960X 24 port switch to the end of my network in my basement.  The last switch is a Netgear GS108Ev3 wh...