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Hello, Cisco Community!I’m really happy to share that I’ll be hosting the Cisco Community Lab Series, a brand-new hands-on learning journey designed to help you build practical networking skills step by step.Every Thursday at 8 PM EST, I’ll post a ne...

After looking through security documents it is suggested that you specify what type of port a switchport will be (access or trunk).  Right now all of my switches are set to auto-negotiate, and it looks like a majority of my ports are access ports.  I...

Ben Curry by Level 4
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                 Hi i hope someone has some good ideas, to what can be wrong here. I got 2 Catalyst 6500 running as collapsed Data center core / distribution. And then i have some different types of access switches down under Nexus 5K and some some 3...

If I wanted to change the IP Address of my ASA how would I configure the switchport that it connects to? Right now the port is configured :interface GigabitEthernet0/24 description **Cisco ASA** switchport access vlan 10 switchport trunk encapsulatio...

Hi all. I have 3 routers. A B CB and C are connected via BGP and all is well. A is directly connected to B. 10.11.2.1 and 10.11.2.2.I can't get C to ping A. I've added redistribution of connected and internal. On C if run a Show IP BGP the entry is t...

Iam trying to enable ssh and crypto on my 3550 EMI and I'am loading  c3550-ipservices-mz.122-44.SE6.bin but I'am not able to enable ssh and crypto keys. it looks like it does not have the service. but it says it's cryptographic IOS.Can any one help p...

Hi guys, Hope you all doing alright.I'am trying to run ssh on my 3550 EMI model with c3550-ipservices-mz.122-44.SE6.bin ios. I downloaded the IOS from Cisco and it indicates that it's crypto enabled.But it doesn't support crypto and SSH.Can someone h...

rouzbehta by Level 1
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Hi guys, Hope you all doing alright.I'am trying to run ssh on my 3550 EMI model with c3550-ipservices-mz.122-44.SE6.bin ios. I downloaded the IOS from Cisco and it indicates that it's crypto enabled. But it doesn't support crypto and SSH.Can someone ...

Hello.I have a Cisco Catalyst 2960-8TC-L running IOS Version 15.0(2)SE2.Im currently trying to update to the SE4 version, but when i enter the webinterface for the switch, and try to upgrade it just getting stucked at "Loading the tar file to the swi...

Dear Folkz,I've 1905 router running with c1900-universalk9-mz.SPA.151-2.T2.bin.I'm getting "%% Low on memory; try again later" whenever taking console.We've the below logs from the router.%SYS-2-MALLOCFAIL: Memory allocation of 21840 bytes failed fro...

I have a 3550 that upon power on, ports light up green, status flashes green. After 1 or 2 seconds, the status light goes solid amber, port 1 is solid amber and all other ports are solid green. I've searched for the order of the post tests to tell wh...

Buenas tardes;Quisiera confirmar si es posible levantar MACsec directamente sobre los Nexus 5548 para hacer una conexión segura en capa 2 directamente contra unos equipos 3750X.Gracias.

Resolved! IGMP Understanding

Hello All,I have questions on understanding using IGMP.I have conversion units that are capabale of being configured with two ip multicast addresses.  Therefore they can receive two separte multicast data streams simultaneously from two separte units...