Switching

HI, I am using using an old 2900XL switch which has IOS V 11 which I tried to update to IOS 12.05. I followed a cisco procedure which instructed me delete the current OS file and then upload the new one with TFTP server. I managed to delete the file ...

HI EXPERTS,I HAVE ONE 3750WHICH HA CURRENT IOS VERSION:- c3750-ipservices-mz.122-52.SE.bin  & 2960 SWITCH WHICH HAS CURRENT IOS: c2960-lanbase-mz.122-52.SE.bin .CAN I ENABLE SSH ON THIS BOTH IOS PLATFORM... I TIRED IT IS NOT COMPATIBLE IOS VERSION PL...

Hi All i have configured SPAN on cisco 4900 series switches its a Loacal SPAN . as there is only commnads to complete this activity but hard luck its not working . is there any way to debug it or troubleshoot it . please advise

I am in the process of configuring EIGRP on my 4948E switch, posting config below and would like some feed back on the best pratice, some guide lines etc, thank you in advance:I have 6 VLAN interfaces configuredThen I have some VLAN's that do not hav...

Hi Experts ,I was getting the error message on 4507R switches continuously which led a major outage.1d17h: %C4K_EBM-4-HOSTFLAPPING: Host 00:00:5E:00:01:23 in vlan 33 is flapping between port Gi3/3 and port Po51d17h: %C4K_EBM-4-HOSTFLAPPING: Host 00:0...

Hi,I am from Malta and I am currently studying for my degree in Computer Networks. In a current module we started using Packet Tracer. I would like to know if you heard about any faults that it may have; such as an ACL will be set up on a router to d...

Can somebody shed a bit of light on how this switch module works in 2911 router?I have two 2911 routers in HSRP configuration for redundancy with crossover cable between switch modules. OSPF running on routers.If active router loses its power and the...

Is this because there is a L2 problem?I do understand spanning tree but there is a but of confusion in the logs. Right now I am busy with optaining my ccnp switch, route and Tshoot but I've got my mind stuck on the output below about Fastethernet fa0...

Hi all,I'm distributing ospf to eigrp (onto a MPLS WAN) via a cisco asa 5510 vers 8.2.5.In short everything is generally ok but I am getting classfull networks redistributed from the ASA into the eigrp AS.Heres an extract of the config if someone cou...

Hi, I have tried search but cound found anything for the 3750 switch about how to redirect HTTP, HTTPS & SMTP traffic to altenative gateway, than our standard gateway on our network, so here goes:The network that need the HTTP, HTTPS and SMTP traffic...

I am new to the forums and am not a Cisco expert by any means, but have learned enough over the years to be dangerous.Anyways, long story short.  We upgrade our Internet service in our India office which required a new router.  The local vendor sugge...

Hi all,I need to implement over an ethernet link L2 tunnel because I want to isolate another VLANs domain.On the first side I can use the command : sw mo dot1q-tunnel on a new C4503 on the other side I cannot configure the command : sw mo dot1q-tunne...