Switching

Dear Folks,We had old 3500 Series Switches which we have replaced last week with 2960 48 Port ehternet and 2 Gigabit Port with SFP Module.Now I am facing the problem : The Port of CORE SW to which my one of 2960 SW is connected got in to errordisabl...

Is WS-X6148A-GE-TX supported in 7609?

Hello,I am trying to create a HSRP route reachability on a Catalyst 3750 version IP Services 12.2(44)SE2.The route is present in the routing table but the tracking object is down : Switch#show track 3Track 3 IP route 192.168.252.49 255.255.255.255 r...

After enabling ip cef and netflow on 1760-VPN/K9-A router with IOS v12.3(1a) the router crashed. The router has 2 gre tunnels to the head office. Any ideas why this might have happened would be appreciated?

Hello. I have a cisco 3550-24 that in periods keeps disappearing. friday-saturday: 148 times, yesterday-today: 45 times. Monday:zero. The worst thing is that I can't get to it, it's locked inside a building I'm not allowed to set foot in. To do physi...

Hi there,As I know the STP root port is a switch port with the lowest cost to the root bridge. The the Switch has to choose between 2 ports witch equal cost to the root, to port with the lower ID becomes the root. PortID=priority.number (ex: 128.7).I...

All,I'll really appreciate an urgent help. I have a 3750G that is receiving about 200Mbps of multicast data in 200 groups.Data gets routed to a number of vlans and to PIM-Sparse tree.The problem is that We have 40-90% CPU utilization, main consumer i...

I am faceing one problem in platfrom 4507R runing routing protocol is eigrpi hv created 5 no vlan and i am advertising 4 no vlan on eigrp except vlan 5 , switch start got rebootingif i advertise all vlan ( 5 no) this switch is working ok.platfrom det...

I have 3550 with Version 12.1(22)EA4Which I have Rapid spanning tree and a switch set as spanning-tree vlan 1 priority 4096When I configure thisinterface range Gi0/1 -2!switchportswitchport trunk encapsulation dot1qswitchport mode trunkswitchport tru...

Hi Experts,I am getting message from one of my switch-port like"MESSAGE INFO : Jun 17 17:53:42 gmt: %PORT_SECURITY-SP-2-PSECURE_VIOLATION: Security violation occurred, caused by MAC address 0014.22ca.6cc5 on port GigabitEthernet1/20"I am thinking abo...

Hi, I have configured syslog on my Catalyst 6509.I have used following commands.---------------------------------------- logging buffered 16384 logging trap notifications logging facility local7 logging 10.112.64.7 ser...

Need to check with your guys.Recently, i applied one ACL statement to prevent 1 servers establish RDC(3389) to another server within same vlan.It works pretty well. When i tried on 2 switches with diferrent IOS version:1. Core Switch (s72033_rp Softw...

i have a new cisco 7301 with a CF-256. when start booting it displays two errors message : 'unknown CPU card ID in eeprom' and after : cannot determine first file on device "slot0:" '. After this step it displays the prompt of ROMON>Any way to load t...

I have been having trying to connect to my 2900 xl switch console with my laptop , however the screen is blank nothing is poping up on the screen . I was wondering whether a DB9 SERIAL RS232 TO USB CONVERTER connected to the console port could be th...