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...
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...
Dear all,What is the advantage of using MPLS v in enteprise networkThank you!
Hey Everyone,One of our switches is constantly displaying this. I'm not sure what it means, I'm no expert but I've been assigned to figure out and fix this issue.It repeates this over and over. Any help is appreciated, thank you.=====================...
Is it possible to do VSS between multipe supervisor 2T engines? (I have only seen configurations using one in each switch)Is there an advantage?
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...
Hi All,I checked one design and did not able to find the root bridge for the vlanDesign is:Sw1----Sw2 (Po1- Gi1/41(P) & Gi1/42(P) connected back to back to these switches) i did not notice any output which says, This bridge is the roothere is the l...
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...
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 ...
Can anybody give logical explanation to this Quetion related to ospf - Why Network LSA is nedded ? when router lsa is already there , I know that router LSA are sent by every ospf capable router and network lsa are sent by DR on beha...
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