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Forum Posts
I have some issues running ether-channel mode on. I have a 3120G Blade Switch (stacked). The blade switch connects to the blade servers (internal).Gi1/0/1 connects to eth0 and gi2/0/1 connects to eth1 on the blade server.Here is my configuration:in...
Resolved! 2960 IOS Upload
I am trying to upload a new IOS tar image to 2 new 2960 switches through the web browser. Both are taking a LONG time to even load to the switch. (Both at 2 hours so far). Then it needs to verify, extract, and reboot. Is this normal? I am upgradi...
Hi there,At a college I'm trying to setup a Cisco 2960 to be used on a VLAN 248 tagged on the uplink port that uses Spanning Tree/Here is the following from the Cisco:show interfaces trunkPort Mode Encapsulation Status Nati...
ws-c2960-24tt-L Ethernet switch adding or removing any device from switch cause a loss of connection to all other devices on switch for about 60secSent from Cisco Technical Support iPad App
The Cisco layer 3 switch has two default routes with same distance and same metric. It also has two OSPF neighbors. All three devices that participate on this Vlan6 network belong to a Metro E cloud. I would like to learn both paths of the default ro...
Resolved! OSPF Design Tips
Hello -I have to break out my OSPF area configuration. Right now one physical location is all one area. The backbone routers are the ABR's (area0 of course) and the two distribution sets are both totally stubby and part of the same area1. I wan...
Hi All,I am trying to find out if there is a command on switches (specifically the 6509-E with a SUP720-3B) which will show me which license version of IOS I'm using.I'm not trying to find the name of the code as in the show version command I want to...
Hey all,We stumbled upon two EIGRP problems today after updating our core 6500s from SXH to SXI:1- It seems the EIGRP router id auto selection logic has changed: we have a couple of loopback interfaces configured on our cores, lo0 being our main one ...
Resolved! Output errors on N5k 10G interfaces
Good evening gentlemen,today I witnessed a cisco n5k that stopped playing fair. For a yet unkown reason several interfaces started to show output errors all begining within the same second. While i instantly thought this would be a wiring issue I beg...
My network generally runs older routers (2600 series) with 16 port switch modules (NM-ESW-16). This has always worked great since I can configure the router and the switch ports on the fly, making changes to either as necessary. Well I am upgra...
I have a Cisco 2911 with multiple sub interfaces configured. I have the last resort route set and computers within the LAN can get out to the internet fine and can traceroute fine without a problem. It's only when I try from the router, is when I h...
Resolved! Catalyst L3 switch model
Good Day,Currently we have cisco 4503 switch in one of our location without redundancy which servers below,300 user (desktop & ip phones)5 vlans15 access switches are connectedone L3 connectivity.Actually i want to understand is it really necessary t...
Hi, I need help to implement the shapping VLAN only on the trunk link between the 6500 and 3560.I want to reserve:bandwidth for internet vlan (100mb / s) with a high prioritybandwidth for the MPLS vlan (10 mb / s) with a high priorityConfig 3560:mls ...
Installed a new 2960s-24ts-s in our network of 7 other Cisco switches. It had been configured and tested on my bench for about a month. When it was connected to our network (only cross-over, no computers connected to it), somehow it caused a spanni...
Hi everyone,I am having a problem with getting port authentication to work correctly. The laptop cannot get a DHCP address from the dot1x enabled port. I believe I have all the configuration correct.aaa authentication dot1x default group radiusaaa au...
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