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Follwing my last question I can't communicate  beteen the lans that are separted by the Frame Relay Switch/Modem. Why? Here is the link to the pkt. It  iwas created by 6.3 Version (Only Packet tracer 6.3 and above will open) https://drive.google.co...

Community, Im currently studying for the CCNP SWITCH exam and had a question regarding the RSTP Topology Change mechanism. I understand that the only instance where a TCN is sent from a switch running RSTP is when a non edge port goes forwarding. Th...

Craddockc by Level 3
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I see from the document "Understanding Layer 3 Etherchannel Support on the Cisco ISR" that the HWIC-4ESW does NOT support port-channel configuration.    I was wondering if that is the same for the HWIC-4ESG in a C3945? So far, my configuration tests ...

Hello,I just received a refurbished Cisco 861 wireless router and have been trying to configure it.  I have followed the steps for setting it up, but every time I type a command with dot11, I get the invalid input message.  It appears that there shou...

jdwalters by Level 1
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I have 4 vlans currently, 100,200,300,400. I have 2 offices and they both used the same numbers, but now I need to change on office because of a DR system that we are putting in. I need to change one office to VLANs 111-114. I understand that I can't...

Hi guys, I am trying to download the Nexus 1000v. If I start here https://buildprice.cisco.com/N1000V/gettingstarted and select the free download, I end up here https://software.cisco.com/download/release.html?mdfid=282646785&catid=268438038&software...

All, I am looking for best practices for installing switches. In my case 2960x I know that vlan 1 should be disabled/spanning-tree bpduguard/unused ports disabled, but I am looking for a comprehensive list of items that should be done. I have a few a...

I've run into a strange issue bringing up a new vg350 (essentially a 3945E with high-density FXS modules). The topology is the VG350 with 2 SFP uplinks to a 6509 VSS. While troubleshooting, I've disabled 1 of the 2 uplinks, but that 1 shows up/up on ...

Hi We're having "CISCO2921/K9" device which is configured with NAT overload with one external internal : ip nat inside source list 1 interface GigabitEthernet0/0 overload But this kind of configuration is not very useful to us because every day we...