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Forum Posts
I'm troubleshooting a Windows 10 DHCP Issue which I think is related to IP Device Tracking. I think I can solve the problem with the command below :- ip device tracking probe auto-source fallback 0.0.0.1 255.255.255.0 However, I can't find any more i...
packet tracer setup . multiple vlans in both switch connections and two routers . i can not get pc1 or 2 or 3 or vlan 10,20,vlan 99 to ping outside the router. router sees the isub and everything is up and vlan 99 is trunking native to sw1 to r1 and ...
Is it possible to sniff all ports of the switch?Let's say I am using 20 ports with total traffic of less than 1G (all together) and I want to connect Wireshark to one of the ports and sniff all traffic from all ports, can this be done? any limitation...
i turned off the router but it wont let me drag the hwic-2t card for some reason (this is not my first time configuring routers so i dont understand why its not working now)
Resolved! 4507R+e dhcp
I have a 4507 where I have created several new vlan and dhcp pools on a windows 2008 server. When I configure a port for one of these new vlans I get a 169 address instead of the an address I expected. Has anyone else had this problem?
Resolved! Radius Server DEAD and ALIVE Problem
Hello All,I want to ask about after ISE integration. I provisioned our 2 Border Switch but i'm getting a lot of error messages about ISE. What's the problem? In version 16.9.3 I don't get this error. How can I solve this problem?I don't configure aaa...
I am new to PT and taking the online intro course. One of the designs they are using at the beginning has three computers connected to a WRT300N which connects to the internet via a cable modem the the cloud then to a server. I cannot for the life ...
Resolved! partial communication across switches
I want to be able to access resources on switch 3 from a computer on switch 4.What I can do.I can ping switch3, switch4, and the default gateway from any of the other devices using the IP address associated with vlan 4.I can ping all of the interface...
Me and my friend are trying to use a ppp authentication for a school lab but the interface is always disabled and we've tried checking every problem we can think of. Please help if you can find the issue we can't.We are using a DCE cable with the clo...
Resolved! Catalyst 3850 12S full reset
Hi, I have been given a second hand 3850 switch that was not reset.I have managed to do a factory-reset config to clear the startup config and regain access to the switch, but would like to go one step further and fully wipe it to start over. As it i...
HiApologies in advance for the long post. I'm in no way a Cisco, or networking in general, guru so please bear with me if these are basic or stupid questions. Due to the need for much increased security we need to try to put in place some kind of acc...
Hello, We are using ESS-3300-NCP-A board in our development.The board contains a SPI interface for external LEDs controlling.Does anybody know the type of IC which should be used between SPI and the LEDs? AlexAlexanderg@niron-sys.com
Hi, Does one 715 WAC power supports POE+ on all 48 ports of C9300L-48P-4G-A switch ? Regards
Hello DearsI am trying activation Cisco Catalyst 9200 switch but the commandlicense smart register idtoken XXXXXXXbut the command is not include "register"so anyone could help plz ?
hi. on cisco C9200L-24P-4G i have a problem. on some ports POE doesn't work. when i connect a device,it shows faulty condition on that port. i have also checked that device on another switch and it works. cables also checked. this problem is on some ...
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