I received a new Catalyst 3560-CX Series switch. I attempted to upgrade the switch by copying a new image from a USB flash drive directly onto the switch. A successful process that I've done with 2960X series switches. The process failed and now t...
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Forum Posts
Hi all, I need help, we are using Cisco catalyst 2960 switch for our location, in switch for security purpose we are using Mac access list and all devices of location getting the ip thru dhcp which is configure in switch, now I want block dhcp ...
Resolved! Trunking help sg300 to 5505
Not use to these small business switches. They speak a little different language. Trying to isolate a vlan to just allow internet access but not LAN access. Involves two sg300 10 ports and a 5505 with full security license. Unable to pass traffic to ...
Resolved! Copy IOS from one switch to another?
Hi!It seems I have seen this before (and even done it once a few years ago).. but it has been a while.I have a stack with a Cisco 3750 stack that I have to replace a member.The replacement switch is a 3750X. I think I have to upgrade the IOS of the o...
Hi, I was wondering if there is a way using the show mac address-table command to show a list of ports that have more than 2 mac addresses associated with them please? show mac address-table returns many unwanted results and makes it hard to work wit...
Hi,Where is (stackwise-460) stack-port 1 pysically located on a WS-C3850-24P ?is this left or right? Where is this documented? thanks for the reponses Sander
If I wanted to advertise a summarized route such as 10.15.0.0/19, but wanted to exclude a couple subnets from that summarization such as 10.15.10.0/24 and 10.15.11.0/24, what would be the best way to accomplish? Thanks!
Hello, I have a c4503 switch working as a core with ports trunked (bundlled with po) to several c3560 switches and SG500 switches. ALL VLANs are working except one (lets say VLAN 50) so I didn't suspect any problems in the physical layer. I already c...
Resolved! 2811 compact flash disk
My cisco 2811 compact flash card went out and I bought a new one. And my router is stuck in rommon and I can not format compact flash. And some one said to format on the PC and then I need to copy the system file from a working compact flash disk.
Resolved! Catalyst 3750 to Nexus 93128
Good day all I Have been tasked to configure a new Nexus 93128TX to replace a pair of Stacked 3750's. I have never used the new NXOS and am still a intermediate level Switching and Routing guy. So Of course If I could get someone to do it for me and ...
Dear AllI have 2 Nexus SW 7706 with 1 SUP-2E in each SWIf I configured VPC between both SWs If SUP in one of them go down does the performance affected ?as I knew that VPC make both SWs individual in management but appear as one SW to down stream dev...
Folks -The setup is simple.I have 2 Dell switches connected in a VLT, like Cisco's VPC.Dual-homed to the Dell switches is a Cisco L3 switch using a split LAG - Po1. The Cisco connects to Te0/6 on each Dell switch.Each Dell switch has an SVI for VLA...
Hi all,We have a pair of 4500X switches running in VSS mode. They are running Version 03.04.06.SG RELEASE SOFTWARE (fc1).Suddenly, the secondary unit crashed and started rebooting in a loop, as showed below. I would like to know if there is a way to ...
Hi, I have a 2960 which has been stable for several months. The switch crashed and then automatically reloaded without loading the saved configuration in flash. We reloaded the switch manually and the switch booted as expected with the correct config...
Hi Seniors,I'm thinking to build my own lab for CCNP practice at home. Could you please tell me that which series of routers and switches I need. And how many routers and how many switches I need, to do my CCNP route and switch practice. I have done ...
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