I was wondering why my WS-C2960 (15.2(7)E9) is showing "switchport access vlan 1" line twicexxxxxxxx#sh run all | b GigabitEthernet1/0/28interface GigabitEthernet1/0/28description Uplink Interfaceswitchportswitchport access vlan 1switchport access vl...
Hi, How to definitively and predictively define the master of a stack of switches from the 9300X series in a basic configuration and/or in the stack cabling? Thanks, Regards
Hello Guys,Im looking for a solution but i think im missing something.So in essence im trying to create a router on a stick with a modem that releases the ip range 192.168.178.1I have a cisco C1300 series switch to configure two networks ranged 192.1...
Goal: Create 2 VLANs on a switch (for now, will expand to 4 - have 8 ports on the switch) for a test lab, not for production. Connect devices on these ports (direct connection) and #1. verify ping to VLAN IP, and other devices, and #2. verify ability...
When I type the command "sh running-config | section spanning" . It shows the below output. Can anyone explain?spanning-tree mode pvstspanning-tree extend system-id spanning-tree portfast spanning-tree portfast spanning-tree portfast spanning-tree po...
I understand that the system-id extension is used to create a unique BID per vlan in PVST+. My question is 1) Does the receiving switch will use that "System-id extension" field to verify the vlan that the frame is received?2) What if there is a nati...
I am trying to run commands from Cisco Prime within the infrastructure and I find that the result of the jobs is Failure but the commands are executed within the equipment, except for the configuration recording.The error that the output of the jobs ...
Hi Guys, Trying to install smart license through online. I have done arrangement for name server, domain lookup source interface, call home setup along with destination address along with token but still still it is showing 'In use' and not in 'autho...
I read other discussion on this topic however my case might be different because of the type of hardware used. I recently upgraded the IOS on 3560CX switch to 15.2(7)E10 as recommended by the cybersecurity team. The solution I read on this topic is t...
Hi, I'm new to multicast configuration. I have a core switch (C9300) and an access switch (C1200). The requirement is to enable multicast in only one VLAN (for IPTV), while another VLAN (the IT VLAN) should be able to communicate with it. Could you g...
Hello, we are seeing high output drops on 1 interfaces on different switches.Input queue: 0/2000/0/0 (size/max/drops/flushes); Total output drops: 44030950There are no interface errors.interface TenGigabitEthernet1/1/6description floor 4switchport tr...
I'm having some trouble with EIGRP routing. i tried to set up eigrp routing between my 3 internal routers and am facing the following issues despite the eigrp adjacency seeming to be correct.-PC1 in VLAN 981 is able to ping its own default gateway bu...
I have a new Catalyst 3850 24T. I want to upgrade it to the latest IOS XE. I have uploaded the bin file, but it says it doesn't have enough space to extract it. I am new to XE, and I'm unfamiliar with all the things in flash: Does anyone know what is...
Hello,I'm trying to configure flows to a Catalyst 2960-X with an external Openflow controller. So far I was able to configure Openflow on the switch by following this guide https://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst2960xr/software/15...
Connected to our switches we have a number of Access Points, that for various reasons are not always in secure locations.In theory this means someone could disconnect the AP and connect a laptop to the trunk port.I’ve tested this and using Wireshark ...
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