Switching

 I'm a beginner and I'm interested in ccna. There is one concept I don't understand I have a computer A separated by a level 2 switch with a computer B. When computer A sends a frame, it is received by the switch. When Computer A sends a frame, it is...

I have WS-C3560CX-12PC-S device connected to network and C3560CX CISCO DNA EA Advantage 12-Port license in smart account. How do I register device under smart account? Please excuse my naivety. 

Hi,I'm familiar with switches from HPE, Juniper and Dell but not cisco.  I cannot figure how to add the multigig ports to a vlan.BackgroundCisco WS-C3850-12X48U1 Virtual Ethernet interface40 Gigabit Ethernet interfaces20 Ten Gigabit Ethernet interfac...

We are running NX OS v6.2(13). is there a possibility this OpenSSL bug affects this code? How do I know what openSSL version we have on our CISCO 9000 SANs?

Hi Everyone,A customer has a C1000-16T-E-2G-L switch,and does not know the enable password for it, now my concerns are:- When I console to it , should the the switch be off and hold the mode button and then turn the switch on till i get the prompt?- ...

I'm struggling to find the difference between auto qos trust and auto qos classify.  Does classify do a better job of classifying the traffic, and then allowing you to manually adjust the input/output queues?  Also, where should you use auto qos trus...

Hi all,We have an existing x3 stack Cisco c9200 switches. We intend to add one more c9200 into the stack.I was wondering can we redo the stack cable arrangements while those 3 switches stay powered on while adding the 4th switch?

If we create acl to any Vlans segment for one direction traffic then will be need to create Acls for other direction traffic also or not. Kindly help me any one for giving suggestion.Thanks to all 

Hi!I have to setup an outbound shaping for a Telekom ethernetconnect line on a C9200L-48T-4X . It has the following parameters:burst size: 60.000 Bytesspeed: 1 Gbit/sAccording to this data sheet: https://geschaeftskunden.telekom.de/magenta-business-n...

Hello, i'm configuring a IE3300 running 17.06.03 and i'm not able to attach the "ip access-group DENY-ALL in" under a vlan interface: inv-r545# conf tEnter configuration commands, one per line. End with CNTL/Z.inv-r545(config)#interface Vlan58inv-r54...

Hi,     How can I abort the traceroute execution, when the IP route fails somewhere? Type escape sequence to abort.Tracing the route to 10.6.177.68  1 10.148.50.73 4 msec    10.148.64.1 4 msec    10.148.50.73 4 msec  2 10.148.65.1 4 msec 4 msec 8 mse...

I am trying to understand what each of the values represent in the show controllers ethernet-controller phy command.  Below is an output of an interface.  Are there any documentation on what specifically each line item represents?  I know some are pr...