Hello, I cannot find anywhere at what power redundancy mode does C9200-L operate.Is it in the combined mode, so if one of the PSUs fail, the switch continues working, since the second PSU keeps supplying the switch with power or is one active and the...
Forum Posts
Hi,I wanna know if "QSFP-4X10G-AOC" supports 10G/1G SFP+/SFP or just 10G SFP+ connectivity?
During Planning a complex LAN refresh one question arrived about the behavior of splitted Ethernetchannels build in error. For example swapped two Ethernet Links, upper Tabelle as designed and configured, lower table physical implemented What kind o...
I have some new 9200 switches coming for a client which utilise Cisco Smart licensing. From what ive read, a switch needs internet access to register its license. Theres many instances where this would not be possible. Is there a way to register a l...
I have a L2 switch( let say Switch A ) and it's connected to another switch ( Switch B )when I do show cdp neiboor from switch B it showing me the switch name which is SwitchA + another wordThe qouestion is : I need to know why there is another word ...
Hello hive mind of the Cisco Community. I'm planning some scheduled reloads of a fleet of Catalyst 9348 (although this behaviour appears to also be true in a 3850) - to perform the upgrade from IOS-XE 16.6.6 to 16.6.7... Typically copy the software ...
Good Morning/Afternoon/Evening ladies and gents.Would any one happen to know if CISCO (or any other vendors) offer a layer 2 device that is flexible (customizable) to such an extent that I could just blindly switch Ethernet frames from Port A to Port...
Resolved! C3850 high cpu
Hi all C3850# sho processes cpu sortedCPU utilization for five seconds: 95%/39%; one minute: 95%; five minutes: 94%PID Runtime(ms) Invoked uSecs 5Sec 1Min 5Min TTY Process140 4086466 627425 6513 43.00% 47.00% 46.65% 0 NGWC L2M233 87104868 126847578 6...
If switchport mode trunk command allows multiple vlan on same interface, then what is the need of switchport trunk allowed vlan all command?
Below is what i got in the terminal. i have a catalyst 3560 24-POE connected to a Modem-Router. It is posible to get communication between the gig port and the Modem-router port? GigabitEthernet0/2 is down, line protocol is down (err-disabled)Hardwar...
Hello all and thanks for your time and expertise. Here's my scenario: I often install APs in buildings with multiple switches. The ports in these buildings are not marked and there can be as many as 10 switches in a building. I've tried using the...
I need assistance. I am trying ti implement two Nexus 5k into my network. I'm connecting them to a pair of 6509s running in VSS mode. Whenever I turn on the portchannel the ports go into error disabled mode. Here are the configs for the connections:O...
Cisco 4331 Routerip nat inside source static tcp 192.168.200.45 5000 interface GigabitEthernet0/0/0 5000%Port 5000 is being used by system any guesses?
I have two Cisco 9336C-FX2 chassis running as VPC pair hooked up to ESXi hosts. These ESXi hosts are running a Windows Network Load Balancing (NLB) cluster and I have IGMP multicast mode configured. I'm doing Option 1: Static ARP + MAC-based L2 Mu...
I have recently run into a situation where a previous network administrator has left an organization and did not provide the console login to this hardware. Is there a "back door" to access this switch without the console login username and password?...
