Switching

I'm trying to understand Spanning-Tree configuration a little better so that I can configure my 3550 and 2960. The root ST has the lowest Priority. MAC/Priority. I understand the STP process, but I'm not understanding how to configure my 3550 as the ...

We have multiple 3750G switch stacks of 5-6 switches that are getting intermittent packet loss. Our monitoring software reports them as being down once 5 pings to the management interface ellict no responses, yet the switch never goes down and no pr...

Can VLAN TRanslation and HSRP co-exist ? . Description : Two 6500 switches (A & B ) are connected thru a trunk interface. Vlan 100 is trunked across switch A . On switch B we translate Vlan100 to Vlan300 . Ordinary ping works OK on the translated VLA...

Our router is receiving ignored errors on one of its interfaces. I have done a little research and found something on rx-ring limit being the possible cause. Can someone please help me with a command to raise this limit. It is currently set to 64 ...

Daers, I have a problem with ADSL connectivity that every 1 hour and 39 minutes my ADSL customers lost the connections ------ I know this is refer to timeout absolute I made no timeout absolute at my Virtual- Template but no difference. Can I have he...

On the 1751 router, "sho inventory" will give you an electronic serial number (i.e. FOC...) for the overall device. This number, however, does not match up to a chassis serial number (i.e.JMX...) electronically. For trying to validate remote serial...

I have configured a network of 3750s in a hub / spoke design. There are 3 Vlans. The legacy Vlan 200 is configured on all access ports. RSPT+ is configured with hub as root.The old network is also a hub / spoke design using HP Procurve and 3Com swi...

We have a 6500 with the old Sup 1 / msfc1 . Do you absolutely need the bootloader file for this or will it boot ok without it ? We are putting newer code on it and there is not enough room in msfc bootflash for both the bootloader and the IOS...

Hi,I created extended vlan 1600 and 1700.Now I cannot ping to a host in vlan 1700.I created ip addresses on the vlan but it is still not workingplease assist Jorg

What is the command to locate the chassis serial number of a Cat 6500 running native code

Hello everybody,i've configured port security on a Catalyst 3750 inluding 12.2(40)SE as followed:mac access-list extended PermitMAC permit host xxxx.xxxx.xxxx any!interface GigabitEthernet1/0/1 switchport access vlan 11 switchport mode access mac acc...

MY team is doing migration at remote site. They have similar two C6509 connected back via fiber.Before migration below is the command in Core 1;!interface GigabitEthernet8/1description to-Core2-L3PortChannel1-link1 no ip address mls qos trust dscp ca...