Switching

Dear all, I have some question to ask you that , Is it possible that cisco 3560 or 3850 control MAC address all client ?Let me detail that : i have core switch 3850 and i have access switch 2960 and some switch unmanag like 3 Com. so all client conne...

Hi,Wondering if anyone can agree/disagree.I've seen voice vlan configurations on ports with no voice device attached cause problems, so I always make sure the port configuration is updated per the end device instead of leaving all ports for a switch ...

Hello all, I have to say I used to be spoiled a bit w/ this one view in our old Nortel Java Device Manager...  I used to be able to select all ports on a switch, right click, edit, and it'd show me all kinds of stats. One of them I could sort by, is ...

Hello, Driving myself crazy here trying to get my Cisco Nexus 1000v switches stood up and talking with the rest of my network.Version 5.2(1) SV3 (1.3) I have three hosts, ESXi 5.5 Enterprise Plus, and I have stood up a pair of VSM modules in HA for t...

Unable to consistently ping a device from the 3750x that is connected to a vlan on the 2960x stack (po1 between 3750x and 2960x).  ARP statements appear normally in 3750x, where the interface vlan resides.  The device is pingable from through the 375...

Hi mates,I am creating a Cluster Active-Passive Fortigate with two Heartbeat interface through CIsco Switch. My trouble is that don'w know if this Cisco switch support the ethertype 0X8890 that is used by Fortigate to create the Heartbeat interfaces ...

how traceroute works?

Hello all,Does anyone know when will the WS-4500X-32 support the TrustSec MACsec Encryption ?Thanks!David

HOW TO BUILD VLAN in L2 switch SM300 with firewall routing.  Query: In our infrastructure we have two network zones. 1st one is local network (back office) 2nd one is Secure Network (FAMS). We have 2 switches and 1 SonicWALL nsa2600 Firewall to manag...

Student learn how to use 1700 series router for beginner lab laptop I have is a old Compaq Armada E500 that works using telnet for the router. problem is the unit says Router con0 is now available press return to get started next line says aug 5 09:0...

We have a problem with Two Sup 7l-E in redondancy mode with a 4507R-EThe second card was UnknownCORE1#sh moduleChassis Type : WS-C4507R+E Power consumed by backplane : 40 Watts Mod Ports Card Type                              Model              Seria...