All I have a port-channel with (2) gig interfaces. One of the interfaces has a Fluke Gig probe INLINE I want to add another Fluke Gig probe INLINE to the other interface. To not cause any issues with STP, would it be best to issue a shut on the in...
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Forum Posts
Hello, Has anyone seen this issue? # no ip device tracking Command not working on 4506e??
Resolved! SWITCHING LOOPS QUESTIONS
Hi folks , Iam wondering what happens in an enviroment whereby we have a switching loop ?? does the network goes down ? what is the effect of the looping in a switched environment , does it affect other services as well ? do the ports enter into err...
Hi. Hope anyone can help me on this. Does the 24x 10GBase-T ports on sg350xg-24t auto negotiate to 1000Base-T (or 1 Gbps speeds). I'm looking for any reference stating it can support 1000Base-T. Thanks, Paul
Resolved! Can't create SVI on Cisco 2951
Hi We have a CME router Cisco 2951. We bought another one to act as backup. I've copied most of the config from Primary CME to Backup CME. For some reason I can't create interface VLAN(SVI) on the Backup CME. They have similar iOS and hardware (exce...
I am entering the following on to a router and I keep getting#traceroute Protocol [ip]: Target IP address: 1.1.1.1Source address: 1.1.1.2% Invalid source addressWhat am I doing wrong? Pls help. Thanks
hello i configure C6880 with VSS,and use C6800IA with IA,which version is 15.2SY0a,i found a question，when C6800IA run alone without IA uplink to C6880，the command "ip device tracking" can be found and use,but when C6800IA link to C6880 with IA,...
We are looking to replace all of our 2801 ISR's with the new 4321 replacement which is running IOS-XR. I am trying to verify the config so have setup GNS3 running XRv System image file is "bootflash:disk0/xrvr-os-mbi-6.0.0/mbixrvr-rp.vm" The first h...
Resolved! Loop reboots switch
Hi all,I've been trying to configure 4 new switches to improve the core of the network.We already had two C3650-48TS in stack as network core (nwcore2). Now I am expanding the core with two C3560-CX (nwcore3 and nwcore4). Those switches are not stack...
Hello I'm working with a number of Cisco 3650 switches and as part of the build process I am installing the cisco recommended XE software 3.6.5. This works fine for the WS-C3650-48PD models but the WS-C3650-48FQM models are coming shipped with Denali...
Greetings, I have 2 questions regarding using 2 switches Cisco sg110d-08 Unmanaged: 1- I want to connect 2 switches with each other. I tried to connect them but it didn't work out. Is there a way to connect them with each other ? 2- I want to conne...
Resolved! Cannot ping Lan Devices from Vlan
Hello, I've been looking for a solution to this for the past week without success. I came across a Cisco C3560 which is being used because of it's poe capability to power some Voip Deskphones. While the poe works great, the machines connected to the...
When I don't know the network topology how can find if any switch or router is present between source and destination.
SG200 Smartport not detecting IP Phone I have a SG200 that uses Smartport (Auto Voice VLAN) feature. The smartport works fine detecting the Polycom IP phones but does recognize the Yealink W52p device. The switch assigns "Default" to the Smartport Ty...
Hi all My question is, when you see a description as "Cisco WS-C4948-S 48-Port" how do you determine what (example) WS-Cxxxx-S means exactly? And is their a Cisco section where you would be able to see how old this product is and if its EOL with no m...
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