Switching

Hello Guys We are having issue after upgrading the ISP link from 40mbps to 100 mbps checking on speed test website getting only 35 to 45 mbps max download speed however ISP confirmed form there side (testing directly from their link after router) tha...

Hi, im currently setting up a DMZ for servers with private vlan and i have a theoretical question about the Community PVLAN and Proxy ARP design. Let say i have a Isolated secondary PVLAN and a Community secondary PVLAN with servers that connects to ...

Dear all  i have a Linksys N900 EA4500 i want to know if the device is under warranty and if the device is V1 or V3 Serial : 12A1060B400185

AUTHENTICATION_FAIL: This Switch may not have been manufactured by Cisco or with Cisco's authorization.  This product may contain software that was copied in violation of Cisco's license terms.

Hi, I have the access list on my main switch as below and I can not figure out why I can not telnet on any port from 10.2.0.51 ip address to 10.2.26.63 ip address? Could you help? Thanks, ip access-list extended "100" 10 remark "ACL-CURRICULU...

  dears   i am receiving this messages daily  the same mac address is seen for 3 different IP addresses. i think this is a cluster. is this normal or a problem ?   2016 Apr 18 17:36:21 Nexus5K01 %FWM-2-STM_LEARNING_RE_ENABLE: Re enabling dynamic lear...

Hi, entry number 5414 : IPMCAST_RPF-4-RPF_LOOKUP_LOOP RPF route lookup loop for 169.254.48.178 timestamp: 2134226590 What  does it mean , how to solve this  Thanks

I am having difficulty getting my switch to boot. I think it is a bad flash file. Any way to remedy this? Here is some output

Hi All I went through RMA guidelines but it didnt give me any definitive answer.  We have a customer who is going to install 3650 switches in rather "dusty" environment - cooling plant areas, manufacturing areas etc. are there any RMA guidelines if...

Hi,I’m planning to install a brand new Cisco firewall as follows. Current DesignSwitch A ------ Switch BProposed DesignSwitch A --- New Firewall --- Switch BIn order to determine which model, I need to know how many traffic/bandwidth on the network. ...

Hi!! I hope you guys can help us, How can we know if our Cisco card "Cisco N2XX-AIPCI02 Intel Gigabit Ethernet Quad Port LAN Adapter PCI-Express X4" is Compatible with our Cisco UCS C220 M3 Rack server??? Where we can find this data? Thanks and R...

The responses I see from Cisco, that this is "Moderate Severity" and expected is not acceptable.  If this starts occurring in release 12.2(55) then it is clearly created by a bug.  The switch did not exhibit this behavior prior to this release.  Beca...