Switching

This is the second 3750x that we've had this problem with.  One is running 15.0(1)SE2 and the other is running 12.2(55)SE3.  5 minute input rate 0 bits/sec, 0 packets/sec  5 minute output rate 712000 bits/sec, 184 packets/sec     0 packets input, 0 b...

Hello,We had an instance where a piece of equipment failed that was connected to our 6509 switch. When we replaced the unit with same make and model, the device could not ping outside the VLAN. We performed a sh arp and then a sh mac-address-table | ...

I am having a switch with constant output drops, however the bandwidth usage is low for the interface. This is just a trunk interface, what could be causing the switch to drop so many packets? Is there a limit of the number of packets per interface? ...

Hello, we have single Nexus 9508 switch with couple of blades. How do ensure that upgrade to software/firmware do not cause disruption? is there validated steps to perform upgrade online?

We have had several C3KX-PWR-714WAC V02 fail recently.  All their serial #s started with DTN.  Those starting with LIT seem to have no problems.  Does anyone know about a series of manufacturing defects or something with these power supplies.  While ...

I am designing a temporary connection at a site with dual router redundancy running HSRP. I have two 2911 connected via 2 switches for HSRP. I need to manage those switches from behind the router. What would best practice determine I should use to ma...

Hi all, I have my Nexus 5000 and 7000 and I would like to know if I can have configurations that will affect all interface by default, example: for eigrp all interfaces are in "passive interface" thanks. 

Hi guys, hope someone can help with this. I'm sure its very simple but the kit is in a remote site and I want to make sure I have it right before calling the onsite guy there tomorrow We have: Modem connected to Cisco 800 WAN port configured with /...

I have configured a Cisco IR829GW (network diagram attached), so that, I can access remote site (LAN hosts) from my home PC. Cisco IR829GW is a 4G router. My SIM card subscriber providing DHCP IP to the Celllular interface of IR829GW. Remote site LAN...

I currently have two 10 Gig circuits between two data centers running OSPF.  So, it is doing load balancing.  I just installed a new 100 Gig circuit between two data centers.  I know I have to adjust auto cost reference to get 100 Gig circuit to be p...

Hi all, We are running into problems with a 4500X. The switch has high CPU and if we add more services to it, it collapses. Let me clarify that: - We have 189 VLANs and 185 RPVST instances - About 120 SVIs (VLAN interfaces) with ipv6 *only*. Typical...