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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...

Resolved! show vtp status

Hi everybody!The " show vtp status" commands shows a lot of information." show vtp status" command when issued on vtp client switch also shows " configuration last modified by ( ip address)" towards the end of output.Is this ip address of the ...

sarahr202 by Level 5
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Hi, I have a webfilter server that I have set up out of band. In previous installs I've always had the server connected to a the same switch that my firewall was comming in on. However this time the server is located on another access switch. I'm hav...

I'm having an issue where I can't create an ip address on a switch port for a firewall. I've done it before on a non-HA setup where the connection was made on the core switch directly connected to the router. This time the connection will be on a dis...

harris.em by Level 1
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Resolved! 2801 with USB Port

Does anyone know how to access the USB port on the 2801 router? I currenty have a USB flash drive inserted, but can't access the drive. Any documentation on this would be helpful. Thanks in advance.

1. The question is to which hardware component of the switch does the physical MAC address is assigned?Like motherboard of a switch? Is it physically burned on somewhere?2. Does a MAC address of a routers Ethernet port is physically burned on it or i...

Martin L by VIP
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Hi every body!ISl header has source mac and destination mac address feilds among others.sw1 f0/1-----------------f0/2 sw2Sw1 and sw2 are connected by trunk .What would be src mac address and destination mac address in ISL header when sw1 sends ...

sarahr202 by Level 5
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Hi every body!The command " show interfaces trunk" shows a lot of information. My focus is information appears under:" vlans allowed and active in management domain" and " vlans in spanning tree forwarding state and not pruned".Shouldn't the inf...

sarahr202 by Level 5
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Hi, Is there any command to see routes which a particular Router_A is advertising to a remote Router_B .I dont have login rights to remote Router_B but i have full priveldges for Router_A. Also, on Router_A i cant run debug.regardsNeo

cisco by Level 1
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hi there when traffic from outside the firewall comes into my dmz gets natted, Am I right in saying that the source address from outside does not change, for some reason when I do a packet capture on the dmz net server, i always see the source as the...

Hi allcan anyone remind me how the seq/syn/acks work in tcpthe client sends a syn with seq 1, the server sends back a syn ack with the value for the next seq which will be 2, then the host replies back with ack 2?Can anyone please tell me the proper ...

I currently have a remote XP client trying to access our new vpn network from a remote location. The XP client is behind an at&t u-verse router. The flow diagram is below. I currently get a message on the XP client that GRE is not enabled or somethin...

I currently have a remote XP client trying to access our new vpn network from a remote location. The XP client is behind an at&t u-verse router. The flow diagram is below. I currently get a message on the XP client that GRE is not enabled or somethin...