Switching

Hi;When we check the cpu usage of the switch ,we take this output.Isn't it high ? What could we do to reduce ?We have about seventy vlan with HSRP, eighty edge switches with fiber. We dont use BGP protocol, only a few static routes.Thanks.Ios ver : C...

Hi EveryoneI want to create a port span for a vlan which has around 80 servers. I know monitoring a physical interface has virtually no performance effect on the switch but im not too sure about a vlan with 80 servers. The switch is a 4506. The outpu...

Hi.There is a 6506 with two supervisors:Supervisor Engine 32 8GE WS-SUP32-GE-3BOn supervisor was in active mode while another one was in hot mode:5 9 Supervisor Engine 32 8GE (Active)6 9 Supervisor Engine 32 8GE (Hot)One day 6506 unexpectedly...

HiWhy do we have the command "switchport access vlan 401 " for this interface when it is trunking interface GigabitEthernet0/47 description trunk downlink switchport access vlan 401 switchport trunk allowed vlan 400-510 switchport mode trunk

I have been reading and reading and trying to figure out the defaults for 'ip cef' and 'ip cef distributed' on Catalyst Switches.i.e. 3750, 3560s, 2950s, 2940s, 4500s and 6500s.Wouldn't/Isn't the default that Cisco Expressing Forwarding is enabled.Th...

We just upgraded the switch to a Sup720, dual 3000W power supplies and a WS-X6748-GE-TX module. How do I disable inline power on ALL the modules? Here is the output from sh power:hq1rtr02#sh powersystem power redundancy mode = combinedsystem power ...

I have a pair of 6513's each connected to the same ISP via POS. Occasionally I see the attached messages in the logs and not being very comfortable with BGP I'm not too sure about who's not speaking to who!Is the ISP dropping connection or are the tw...

By mistake I got rid of the IOS file from my switch. I downloaded the version 121-22.EA13 and now I got an error saying DRAM is not sufficient and I can't find a version that will fit.

Help with routing issues.Presently a new router is in place which connect to a firewall, then, it connects to the internet.The router is configure with four vlans, but only two subnets are allow to access the internet. VLAN 100 and VLAN 200 are just ...

Hi allIf I have a 2 meg wan circuit for example, is it 2 meg down and 2 meg up, at the same time, or would it be possible only to upload at 1 meg and download at 1 meg at the same time ?

I want to implement VSS in a campus, but the documentation I read always refers to set up L3 (NSF)protocols. The issue is I only want VSS in L2. It is possible?