I have an ISR4331 running IOS XE 3.16.3S with IOS 15.5(3)S3. The "show control-plane host open-ports" command (very useful for showing what ports the router is listening on) is an unrecognized command. Also, the "control-plane host", "control-plane...
Hello,As I'm not that familiar with Cisco equipment, I need some clarification about ports placement on card C9400-LC-48U, are ports placed like in picture I attachedOr they are scheduled in upper row: 1-6; 13-18; 25-30; 37-42 / bottom row 7-12; 19-2...
Hello networking demi-godsI am pretty new to the cisco configuration game but this should be a pretty easy setup. It's just 2 catalyst 48 port switches connected via an SFP fiber port on each switch.All the ports are access ports in vlan 1001 except ...
Hello!I would like to know if there's some situation what a console port could be disabled, or something like that.I'm trying to configure a Catalyst 2960 Series PoE-24 by the console port using the hyperterminal, but it's not working. I verified the...
I am using a 2500 series router with an octal-cable as an access server to my router / switch stack, and turning it on today I found a couple of issues, and I am having trouble finding the answer to this niche issue. I have a direct Serial connecti...
Hello everyone,I was working on a project to setup an unused switch I found from the storeroom. It was being used before but now I have just wipe the configurations by "write erase" and I have also removed the vlan.dat. I have also updated the ios in...
I have come across the below command.no spanning-tree optimize bpdu transmissionWhat does the above command used for & its use cases ?
Hey everyone, I acquired a SG300-28P Managed Switch. I am having trouble getting my router port-forwarded to my switch for remote accessI have a Netgear nighthawk X6 AC3200 Router and I am familiar with the web GUI and how to navigate to the port for...
HI guys, I couldn't find a page with a breakdown of features I'll lose when downgrading from IOS 15 to 12. Do you guys know what features I'd lose/gain or point me on the right track?Thanks.
Someone I'm working with has a new Catalyst 9500 switch. On it he has the following config: boot system bootflash:packages.confboot system usbflash0:cat9k_iosxe.17.09.05.SPA.bin!ip dhcp-server 10.0.40.9ip dhcp-server 10.10.6.211ip dhcp relay informat...
I'm looking to setup logflash on a 5548 but having difficulty finding proper documentation. I have found a few threads/documents that show that it's likely possible. I also see output from 'show logging' mentioning it's currently disabled due to lack...
I've been reading that for RSTP the UplinkFast and BackBoneFast features are taken care in the standard IEEE specification by default, but while reading through the specification I see that the Port Information State Machine has a state now for handl...
Hello,I have a standard base imaged layer-2 switch that has a default gateway configured (no ip routing), but host routes seem to be learning a different next-hop address (which is a firewall interface):SLHC3551#sh ip def172.21.64.254SLHC3551#SLHC355...
Hello,i'm experiencing an odd behavior from a C9500-24YC stack (SVL) running 17.9.4a firmware version. The stack acts as a gateway for VLAN 1 (192.168.10.17). When i try to ping another client within the same VLAN the ping does not work. Below you ca...
Does 9300 support stacking across different models such as 9300 Mgig, 48 UPOE, 48 POE+ can be stacked together or the stackwise stacking requires the exact some model? Thanks,
