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Hi Everyone,Need to  know the reason of command access-class 20 in vrf-also  under  line vty 0 4.line vty 0 4access-class 20 in vrf-alsoI checked current device it has  no VRF  config.Only  config i found is  on 4500 is ip vrf mgmtVrfinterface FastEt...

mahesh18 by Level 6
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What is the best way to change vlans so that clients pull dhcp from another scope with the least amount of network disruption?  For example lets say i have vlan 5 that is 172.16.5.x and vlan 10 that is 172.16.10.x configured on a switch.  The access ...

Hello , I Have a problem I'm trying to configure automatically my switch over ther DHCPwhen I start the switch it request an IP from the DHCP from here everythings is fine but it does nothing more,indeed I put on my dhcp the option 66 and 67 which is...

I have a weird issue that I hope to explain clearly.Toplogy:Access----- Dist.---------- Core3750X ------- 4500X ------- 65093750X - 3 switches in stack w/ redundant power supply and ring stack-power configured4500X - 2 switches in VSS configuration37...

HI,I have router 800 series it has 4 ehternet ports but i when input a command (sh ip interface brief) its shows me only one ehternet port.Other portsa are faulty?? Can you help me why it shows me only one ehternet port.Router#sh ip interface briefIn...

Hi all:I am preparing training document for Cisco 6500 series switch.1. For trouble-shooting command for VSS, so far I have gathered below commands :         show switch virtual         show switch virtual dual-active summary         show switch virt...

Hi Experts,I have some queries regarding DHCP snooping and Dyanmic ARP inspection.As I have read to enable DIA , there should already be DHCP snooping enabled.If DIA is enabled , any packet coming on any untrusted port, It checks DHCP snooping databa...

Dear allI have a big problem  , i have  a router which used as IP telephony server and this router is connected to layer 2 switch and the layer 2 switch is connected to core switch , Core switch used as a DHCP server for end users. My IP phones can n...

Resolved! Clear ARP

If a new juniper switch was connected to 3750 switch and I do CLEAR ARP on 3750 switch, do the new MAC-address of juniper will be learned by other switches and firewalls connected to 3750 switch automatically? or do i need to clear arp all devices so...

denz_cruel by Level 1
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I got a few esxi server that are plugged into 2, nexus 5548 ports in a port channel configuration.The port channel for the management interface nics is configure on vlan 51. I have a pxe/dhcp server on vlan 51 but pxe booting the server does not get ...

Dragomir by Level 1
  • 5515 Views
  • 13 replies
  • 0 Helpful votes
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