Switching

Hi All,Does anybody see any potential problems with having your HSRP default gateway and STP root bridge on different core switches?I know that L2 and L3 traffic would traverse the LAN in different directions, but would that matter?Cheers,Dan

All,I have this command in my switch config, however there are several VLANS that are no in this listing. These VLANs are only at this 1 Location. Do they need to be added to the command above? Thanks for your help.

We have a 6504 with a routing and switching module installed. We have 60 or so vlans running on the switching side and mutliple routing interfaces on the router side. We also have a large pat table of about 1500 entries on the routing side. When w...

Hi.I asked yesterday about the to reserve some bandwidth to a specific ip on my router.the case is that we have a 2600 router with two fastethernet interfaces. connected to the ISP with 18M bandwidth and the other to the local network. We have 32 pub...

I have a router with 2 lan interfaces and 2 loopback addresses. All interfaces show up/up. The router is passing traffic. I can ping all interfaces from a device on either segment. I can ping hosts on both segments from both segments. What I cannot d...

Hi,I'm running a throughput test between a 6500 and a 3750E with a SX MM connection, 50 meters.Using an app that pumps out 5k udp discard packets in one direction my out put interface looks like this: 30 second output rate 997298000 bits/sec, 92385 ...

Hi,I have a 6500 switch with Sup2 and MSFC2 card on it. The switch is running in the Native IOS mode. I am supposed to upgrade the IOS such that the new IOS has to support the VRRP.The switch is presently having the IOS version 12.1(26) and similar v...

Hi,I have configured /31 ip on a vlan interface of cisco 3560. I can see arp of the device but can't ping and can't access to the device on the other side. the device can ping everything and does have access everything.here is conf:interface Vlan112 ...

Hi.I have some trouble releasing the mac-address learned sticky on an interface.I am working on a 3560 series switch with 12.2-25 SEE1 IOS image.Here is an example of my port configuration. interface FastEthernet0/1 description IPWIN2S01 switchport a...

Hi allMy router connect to firewall via switch Layer 2, sometime my application have lost connection to server when i checked connection between my router and firewall i found it could not ping (timeout). I checked interface the status still up/up. I...

Hi All,I have two core switches running numerous VLANs, and several access switches connected resiliently into both switches. These access layer switches run the same VLANs and I want to load balance them across both core switches. In other words, I ...

We have been provided with a bit complex proposal by our 'independent' system integrators. I call it complex because I see that they have incorporated a distribution layer, a core layer and another server farm switches into the design of our Local LA...

Console> (enable) copy bootflash:cat6000-sup720k8.8-6-2.bin tftpIP address or name of remote host [192.168.1.100]? Name of file to copy to [cat6000-sup720k8.8-6-2.bin]? the source file size is 18963896The maximum file size supported by TFTP is 16M. P...

Hi allI'm facing a very strange problem in my network. Almost every router and switch in my LAN is suffering at the same time a "%SYS-2-MALLOCFAIL: Memory allocation" problem. Process= "Pool Manager".It could be a huge broadcast or virus, or DoS atta...

I'm looking for some softwares that can do the following:Connect to the equipment with a console port. than forward the connection as a telnet server.This way a local equipment can ba accessed via console port remotly.I'm not sure that this kind of s...