hello everyone, i have switches Cisco 2960-CX Managed L2/L3 Gigabit Ethernet (10/100/1000) Power over Ethernet (PoE) White have the problem of POE no working. can you assist me please. thank you
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Please forgive me as my basic understanding has become fuzzy...In the topology with layer 2 switches...ROUTER1=====SWITCH1=====SWITCH2=====SWITCH3=====ROUTER2=====SWITCH41. If ROUTER1 sends a gratuitous arp message, at what device will the message st...
Hi, I installed Cisco Packet Tracer 8.2.0 on MAC OS Monterey V.12.5.1 and every time I launch it within standard account, I get a problem report window titled PACKET TRACER QUIT UNEXPECTEDLY.The window includes following (full message at the end). Ap...
We have radius configured as follows on a Nexus 9000 switch. However the Nexus switch is not sending the radius authentication requests to the Windows NPS server. Are any configuration steps missing in the following lines? Questions:Is the command "r...
Resolved! Port Mach Hash Failed
Hi,I have a cisco sg350x 24 port with 10gig uplinks running as as small scale isp distribution switch my network scenario is i have 3 different isp routers connected to 1 gig portsremaining were used as downlinks. I am getting this error "%2SWMACTBL-...
Does anyone know if there is a way to configure a 2960L-SM-16PS switch via the IOS Console? This switch seems to have most of the standard IOS console commands with the exception of being able to go into global config mode. If I type in "config t" ...
Hello All,I found Fluctuating Performance just in 1 switches (C2960) connected with PCs by F0/X ports and connected to core-Switch by up-link G0/1,the effected PCs , just on this switches , no issue with other switches with same VLANas per attached ...
Morning everyone,Quick question as to why this is happening.I have a switch that is only being used internally and isn't going to the WAN.For some reason, when the switch is rebooted the VLAN status doesn't stay up and has to manually be thrown up in...
Hello all,Is STP a cisco proprietary or an open source protocol????I searched it on google but i ain't satisfied with the answers i got. THANKS!!!!!
Helllo all, just curious about the extended vlan.How and where to create, use and where it save its database???? Thanks in advance!!!!!
Hello everyone,I was wondering, if you could help me with my task in a fast way.I just need to find Cisco counterpart for Extreme Networks switches x450g2 and x460g2, let's say best fit.Thanks in advance.Veselin
Hiwe have just pucharced two C1000-48T-4G-L and both of them have an abonormal fan behavior, an annoying fan oscillation. FAN speed increases and decreases without a real reason i have upgraded from IOS 15.2(7)E4 to OS 15.2(7)E6: no changesupgrade...
There are lots of intermittent ping loss from 57.31.201.216 to 57.31.203.211 only between these two. I debuged I found all the ping from 57.31.203.211 are received fine in Swtich 57.31.201.216 however its the reply packet or forward packet towards PA...
Hi,I am referring to following image from Cisco Oficial Cert Guide:What makes SW3 to change G1/0/2 from blocking to forwarding state? SW3 still receives the BPDUs from SW2, right? So based on what it changes its port state?
Hello, How to enable the CPU history in 2520 Switches.? it is showing disabled when running the sho
