Switching

This issue takes place of the course of a few years.  I'll say over a year or two ago we had a 3650 stack (3 switches) lock up on us and it wouldn't boot even when fully power cycled (done by my predecessor).  It was determined by my predecessor that...

So a bit stuck and confused here, I have a firewall and a cisco 9300 connected to it. On the firewall I have multiple vlans setup and the same vlans setup on the switch. I can get VLAN 5 to reach the internet since the default gateway for the switch ...

Let's suppose I want dhcp redundancy.I have 2 ISP cisco router.R1 is configured as 192.168.1.1/24 with dhcp enabled.R2 is configured as 192.168.2.1/24 with dhcp enabled.It is both connected to the same unmanaged layer 2 switch.What happens to the end...

we are receiving below error in 9500 stack. i checked power supply is ok and temperature is also green. the module is different every time. TenGigabitEthernet2/0/1 TenGigabitEthernet2/0/40 , TenGigabitEthernet2/0/30 etc. MAJOR Event: Cisco: Temperatu...

Hi so I have a layer 3 switch with two vlans on which are then connected to a firewall through a trunk port, i have a DHCP server setup on the firewall which works as it should however i dont want the two VLANS to be able to ping each other only thei...

Does the C1000 Specifically (C1000-48P-4G-L) not support object-groups?I can see the ability to use an object-group's in an ACL however I cant find where to actually create the initial group.Switch(config)#ip access-list extended TEST123Switch(config...

I have a switchA that does not support EEM (2960L) and I plan on using a router or switch that does support EEM SwitchA needs to send syslog messages to a server but needs to send DHCP messages which only work in debugging mode and stops when restart...

Hi Team,I am trying to do configuration on VTP Transparent Mode however routers are not able to communicate with each other. Can anyone please help me to check the root cause?https://drive.google.com/file/d/1GqrWiVm77RO0jnWT5xcCS8MDB3iyILhm/view?usp=...

Hardware: Cisco SG500-52 52-Port Gigabit Stackable Managed SwitchIs it possible to retrieve the Mac Address table using SNMP? I simply need the Mac address and associated Port values.If possible, please tell me how I can get this data using a Windows...

I need your help as by default cisco switches have only 3 modes (pvst+ ,pvst ,MST) and i have more than 200 vlans per switch when i configured the below spanning-tree it shows no spanning-tree on some vlans although i need to be enabled for all of th...