HiI have a switch WS-C2960S-24PS-L. I am trying upgrade from c2960s-universalk9-mz.122-55.SE8.bin to c2960s-universalk9-mz.150-2.SE5.bin.But when boot appears "no such device".Similarly I am trying downgrade to c2960s-universalk9-mz.122-55.SE3.bin ...
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Forum Posts
In our environment, there are two sites A site and B site, there is a network license server in A site, the license port is UDP 5160; there are some clients in B sites; Network Infrastructure:1. Site A only have a network segment 192.168.0.0/24, Site...
Resolved! Root bridge issue on 1GB links
Hello,I have three Datacentres joined in a triangle with 1GB links in each direction. Their are critical servers on each site. The traffic is routed by VLANS on each site. On one of my sites sw-BRET i would like to move the root bridge on VLAN2 an...
Hello,could you help me,I have downgraded ios 3750x from 15.0 to 12.2 and now i have the following sitauation with licensing. p.s. on the switch is installed ipservices license sh ver ...License Level:License Type: Default. No valid license found.N...
After configuring VLAN i am not able to ping to the router 192.168.1.2 from any of the pc.please see the cisco 3560 configuration.and attached pkt file for diagnose the issue.due to this issue i am not able to connect to the internet in my real scena...
Resolved! 3850 DL - Stacked vs cascaded
HiLooking at the specs of 3850, it looks a good fit for DL's for small sites.. QOS, multicasting etc characteristics looks decent.. we are in a process of deciding 3850 stacked vs 3850 cascaded DL design.. Option 1 - With 3850 stacked we have 2 x 3...
Hi All,I'm practicing for my CCNA. I understood that access ports work for only one VLAN whereas trunk ports work for multiple VLANs and switches will read the VLAN tag for the frames on this trunk ports to distinguish them. This is how trunkports/tr...
Recently passed the CCENT but have yet to be able to nail down the CCNA. The big problem I have is NAT. Now I have a NAT issue that I need assistance with.A little background, I work for an MSP who recently took over an account where there was a le...
Resolved! PBR using dual ISP and single LAN subnet
Hello,I have 2 ISP connections on the Cisco router 29121 i.e. Leased Line and PPPoe and single LAN subnetI want to use PBR. I want to allow ip traffic destined for 1.1.1.1,2.2.2.2,3.3.3.3 ( Fictitious IP) to go through Lease Lineand all other traffi...
Guys,I have a Cisco 6500 with a gig link to a foundry switch. Both ports are 1gig FD, Flowcontrol disabled, MTU 1500.The cisco is showing large amounts of packet drops on its interface. the foundry is not seeing any. however this is impacting perform...
With MSTP, if I remove a vlan from a trunk port, that switch will send a TCN BPDU per that, out to all neighbors and all switches in that same instance will Max Age their CAM tables for all vlans in that instance right?
Does anybody know if "ip forward-protocol" command is supported on 4500X?ThanksManuel
Hello:We just received a replacement Cisco 5510 from Cisco contract and I would like to restore the configuration that saved on the thumb drive into a new one.Can someone please help me what is the proper way to complete this task?Thanks again!-HP
Hi,Does anyone know if it's possible to clear all settings on a Cisco 3750 on a single interface with one command?
Resolved! 3750-X Buffer-Management
Hi all,some days ago someone posted a link to a very good document on 3750-X Buffer-management from the Documnets-Area here on CSC. Sadly I didn't bookmark that and now I don't find it any more.So, please post it again! ;-)And if anyone has more info...
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