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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...

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...

We have one of these with 4 Fourx adapters in it and want to use 1gb GBICs but whenever we enable the interface it err-disables.  We've entered the hw command to put the 40G in 10G mode but still no go.  Any ideas?  I think we need to return the 40G ...

Hi everyone,Need to understand in flat layer network where we have core switch which is vtp server.Then we have access switches they are also layer 2 and status is VTP client.Then we have distribution switch which are also layer 2 and are VTP client....

mahesh18 by Level 6
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my organization has a network A with ip 172.16.x.x and network B with ip 192.168.x.x.the network A has stack of a L3 switch, cyberoam 51ia and then connection to servers.what i want to do is establish a failover link from network B router to network ...

Hi,I have a cisco 3750G PoE switch.  I am trying to connect the switch to cisco 881 router (it is the provider router).  I am connecting it on the lan interface (switch module), but the problem that I am facing right now is that the port on the switc...

We are currently running HSRP, as our redundancy protocol, on our routers.  Our site has two WAN connection.  One is an MPLS, and the other is a VPN GRE IPSec tunnel.  We have Policy Based Routing that routes certain traffic over the VPN tunnel, and ...