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Hi We purchase 3 series Switch 2960x-fps-l last year, a series  has high failure rate , when Update IOS to "universalk9-mz.152-4.E6", Switch dont work and i see . you can see "" attached pic.    error messagewe open box of switch and see a chip attac...

error message.jpg Chip.jpg Ok sw.jpg 3sw.jpg

・Model WS-C2960X-24TS-L ・SW Version 15.2(4)E5 ・SW Image C2960X-UNIVERSALK9-M 上記の機種にて「no username ユーザ名」コマンドを投入したところ、以下のメッセージが表示されました。 [this operation will remove all username related configration with same name.Do you want to continue?]   15.2以前のバージョン...

Can anyone advise on the queueing behaviour on a 6807 Sup6T This is the current output from sh interface queueing  My understanding is that currently gi1/5/45 is trusting DSCP (Default Behaviour) but there is no queueing? 6807_Core1#sh queueing inter...

Resolved! Analysing subnets

DearAll   Just when I think i have subnetting cracked! I come across a question that throws me, here goes.   An IP subnetting design effort is under way at a company. So far, the senior engineer has decided to use Class B network 172.23.0.0. The desi...

Hi We have several layer 3 switches that are acting as DHCP servers. How can I easily log DHCP user information to our syslog server? I've seen some posts about using Debug. I don't think that's going to scale for my needs. thanksDan

dcarr3311 by Level 1
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Seen a lot of issues with these stacks and CPU over the internet but not sure why its happening on mine.  9 switch stack running 15.0(2)SE2.   I disabled all SNMP traps but that doesn't seem to have helped it all.  No PBR, no ACLs just basic access s...

Hi Guys, I have a cisco catalyst 3950 g that has the defualt config with only 1 vlan. We have give the switch IP address 192.168.130.16 All of the servers connected to the switch are in the range 192.168.130.0/24 we can ping the servers are connecte...

Hi, I have this problem on two members of a Cisco 3850 stack (8 members) : today, beetween 11h25 and 11h35 and beetween 12h45 and 13h00, only on two members of the stack, all the PC on a specific vlan lost the connection (no ping to their IP). The ot...

Hello, i have cisco 6500. i have this subnet ip  172.16.0.0/12 i want limit that subnet 10M youtube and 5M facebook   and  i have this subnet  10.0.0.0/8 i want limit that subnet 20M youtube and 50M facebook   Notice youtube ip is 1.1.1.1 and faceboo...

In the case of L2 trunk port-channel on which LACP is configured to be active, where one side is a Nexus switch and the other side is a compute host, is there any configuration case in which VLANs on the Nexus switch and the compute host need to be t...

Dear Team,   We are facing issue while doing wifi unification eg:   We have AD trust with our Dubai office & india office we have added there end controller IP , as well as radius IP in our radius server with same key including NPS policy, wifi polic...

yogesh1 by Level 1
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