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Resolved! Arp inspection issue

Hello Guys,I have an irror message: err-disabled.The PCs get their Ip from the DHCP.TroubleshootingI did  some troubleshooting:Switch#sh interfaces status err-disabled  Port      Name               Status       Reason               Err-disabled Vlans...

Resolved! 2960G stack to another 2960G

HI I have used all the ports on my 24 port 2960G and need to extend it with another 2960G. These switches do not have trunk ports so what is the best way to stack them and have all 5 vlans on both switches.Can I just use a port Channel trunk  etherch...

cmdrunix by • Level 1
  • 6016 Views
  • 7 replies
  • 0 Helpful votes

Resolved! VTP transparent question

Hello community!A switch set to VTP mode transparent does not require a VTP domain name.Is it wrong to configure one none the less, just to know to what the switch is used for, say for example when you see it in topology services of CW?I suppose that...

Resolved! 3750 Switch IOS Upgrade Issues

Guys,I have a 3750 switch with a 16MB flash but i do not know how to delete the IOS image, the IOS image is reading 192bytes but i need space to upgrade this switch but frankly i do not know how to go about it. i do not know what drwx means. can some...

ayokunles by • Level 1
  • 17178 Views
  • 10 replies
  • 0 Helpful votes

Loopback interface ????

Hey Gang,Why we use Loopback interface, in Routing Protocol??? Like as in OSPF, EIGRP, BGP.I know as we can Configure Manual Router-id in Ospf..... apart from That Technically What is Other Reason????Thanks in Advance.AD

Resolved! Routed interface and vlan propagation

Hi,I'd like to configure a temporary design and I have somes questions about vlan utilizationI use 2 x 6500 chassis linked together and on each I have a link that goes to L2 switches.                         6500-1 -----------------6500-2            ...

OSPF - DR question

Hi All,My book tells me that ...  "a designated router election has been held, with Router A winning the election. With a DR, the topologyexchange process happens between the DR and every other router, but not between everypair of routers. As a resul...

Nexus 7018 & Wireless Controller 5500

HiI am trying to run a Cisco Wireless Controller 5500 in LAG mode against a Nexus 7018. I have enabled the LAG mode one the controller and restarted it, and it looks like this is working ok.The Nexus 7018 is configured in port-channel and as trunk.So...

Streaming problems with my new Cisco 871w

     Would you know why when streaming from my Cisco 871w router I get disconnected a lot? well all the time, for example when im listening to the radio it disconnects from the station for like a minute then it reconnects for like another minute and ...

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