Other Network Architecture Subjects

Hi,I have five 3550s daisy-chained as a core hosting 2950s where the 2950s' Gig port are attached to different 3550s. Using IOS 12.20. No vlans. I noticed that sometimes a blocked port connecting the 2950 and 3550 is blocked at the 3550 instead of...

So maybe the title is not that descriptive, here's what I want to do :We use a carrier supplied network to connect a bunch of remote sites. This network does not support tagged ethernet frames, so we cannot propogate VLANS out to these sites. To im...

I have the following configuration in the msfc of a catalyst 6509:interface Vlan5 description Vlan Medidores Electricos ip address 172.23.60.1 255.255.255.0 no ip unreachables no ip directed-broadcastinterface Vlan1 description Vlan Usuarios Pz-Jose ...

I want to enable HSRP interface tracking to monitor an ATM sub-interface. As I understand it, when using the (standby 1 track <interface>) command, the HSRP group priority will be decremented only if the line protocol goes down on the interface bein...

I have a Sup720 that is running IOS Code. Can I change it to CAT-OS ? If so, where can I find procedure.

HiWe have a small network running MST. Planning to migrate it to PVRST for easier configuraiton.Plan to change it on the core first. It means the core switcheswill run PVRST for a few weeks before the edges are mgirated from MST to PVRST.Any problem ...

Briefly - I have intervlan routing for 3 vlans on a 3750 that need to go to PIX. Example:(ISP) |[Rtr] |[Pix] |[Cat3750] vlan10 mgmnt // vtp server / \[2948] [2948]vlan2 vlan3route on Cat3750 is 0.0.0.0 0.0.0.0 <pix fa0/0 IP>default route fo...

HiHas anyone ever seen a switch interface report collisions? This should'nt happen on a switch as far as I can see.HW:6513IOS:12.2.18

Hi,Is it possible to leak traffic between ports configured as 'PVLAN isolated' ? Task is pretty simple - there is an IP segment, terminated on cat3750 SVI, and two test servers connected to this switch in ports, configurated for isolated PVLAN. I'd l...

Hi,We are trying to set up a site to site VPN tunnel to carry multicast traffic (e.g. 239.192.150.100) between our sender (behind Router A) and a receiver at our customer (Behind Router B). Both routers are Cisco 1811.Our customer cannot receive traf...

Hi,modules 6724-SFP e 6748-GE-TX don't power up on my 6513 with Sup-720-3B.This is the result of the "show power" commandSlot Card-Type Watts A @42V Watts A @42V State State---- ------------------ ------- ------ ------- ------ ----- ----...