Switching

Whenever I try to configure my sub interface on my ethernet port with a IP ADDRESS I get the message below. I have tried several routers and all of them give me the same ERROR. 2620, 2610 and 2620 Configuring IP routing on a LAN subinterface is only ...

Hi Guys, We often feel the need to know the part number of a line card and we use the show diag command. To find out the exact part number of a device check out the below article. Its really a very useful tip. http://knowurtech.com/cisco/finding_part...

I'm new to networking so be patient.I have a 2811 router with two Fast Ethernet ports. I've setup inter-vlan routing with dot1q on fa 0/1. I've got a DSL router/modem that will be plugged into FA 0/0. The DSL modem/router is handing out 192.168.2....

I recently bought an 851 only to find out afterwards that it only supports 1 VLAN when I needed it to support at least 7. The documentation on VLAN support seemed pretty buried. Does anyone know if there is an easy way to find out how many VLANs each...

i have read that while configuring inter-vlan routing on a router subinterfaces must be created for each vlan. Its confusing me.For example in my case, i.evlan100 >> switch >>> rtr <<< switch << vlan 110so each switch's interface is directly attached...

Hi,I need to provide a solutions as follwoing.ISP link----->Rtr------>Firewall(Natting)------>Switch (for some 25-30 subnets).Would like to know what type of switch I should use(L2/L3)?I don't know how to route the traffic from switch to internal Nat...

Hi all,I am receiving snmp traps on my server from a switch telling me that interface FastEthernet0/1 is down.I do not have trap notification turned on that should alert me for this type of information.I do not care about individual interface notific...

we are using 1 3750,1 2960 and several CE 500 switches, the CE 500 switches under 2960 sometimes getting connectivity from 2960 and sometimes getting disconnected.at this time when we unplug the uplink cable & reconnect,getting connectivity.condition...

Hi!I read RPS 675 manual who cames with RPS equipment.In that, read the folowing sentence:"the RPS 675 sends status information to the other conected devices and to network management software"How i can notify an snmp or something else that RPS is ac...

I have a EZVPN configuration on a router. One interface is the inside interface and the WAN interface bieng the outside interface. But I also want to encrypt syslog packets generated locally by this router. Currently these packets are bieng dropped o...

Hi,when we do 802.1x port based configuration, is there any specific authentication settings required on windows client pc.regardsgopi

Hi,I noticed that when I reboot my 3750 switch, ports registered either a high incoming or high outgoing or high incoming/outgoing utilization, almost 100% of port speed and some even exceed 100% :) lol What causes this and how to prevent or avoid it...

Hello allwe want to configure a dynamic NAT on a router. The NAT must conserve the same last octet.10.a.b.c nated to 20.a.b.cIs it possible with IOS CISCO ?Thanks for yours reply

Hi,allI need to protect 6509 with 6724-sfp module from loop. So I want to use storm control. But cisco said:When multicast suppression is enabled, traffic storm control suppresses BPDUs when the multicast suppression threshold is exceeded on these m...