Hi All,I have encountered odd issue, I was running tests on network cables connecting back to Cisco 9300-48P PoE switch. I was using Fluke LinkIQ network tester and occasionality I encountered message: "Unexpected Voltage, 3 SH 4.0 V"If we break down...
Forum Posts
How many vlans can be configured on a single port of a switch?
I am currently working through the CCNA official cert guide and I got this question wrong:Imagine that you are told that switch 1 is configured with the dynamic auto parameter for trunking on its Fa0/5 interface, which is connected to switch 2. You h...
HiI need to place an obsolete stack of six AVAYA ERS4826GTS-PWR which our distrib layer switch. Could you please advise what Cisco product could at least match this stack's perfoprmances. Thanks in advance for you answer
hi, i have stack of two c9300 switches 24S and 24T. Download page has different dowload links fot these different version of switches but sha256 signature are the same for these bins, so I guess that ioses are the same and that install procedure in w...
Is it normal behavior for the speed and duplex settings to go away when an SFP is inserted into a TwentyFiveGig port? I'm not using an official Cisco brand SFP so I thought maybe these FS.COM 10gig sfp units aren't working as intended. Catalyst 9500 ...
I'm working on a project for the team where we can have a lower priv account that would be used for our Level 1 techs who can power cycle PoE devices like phones, cameras, and wireless access points. I don't want the L1 techs to have access to anythi...
PRTG displays these error messages for 6513E:Insufficient Cool Sensor-15 dBm is below the error limit of -12 dBmfan-upgrade requiredThanks.
hi i have to upgrade a pair of asr1001 in russia, do the images have to be npe and noli. what does noli mean? also will ipsec not work with npe image?
Hi, whats the difference between arp and mac address table?can we use these terms interchangeably?Thanks,vishal
Resolved! Cisco 9200 Stacking Procedure
Hello. I will be stacking 6 Cisco 9200 switches together soon and I just want to confirm that the stacking procedure I think I need to do is correct. I believe the steps are:Connect the stacking modules and install the stacking cables for all switche...
Hello freinds the below complain Anoying me , how to disable it , i did no logging consol | no loggin on but still appears , looks this kind of Missing PS has high built-in identity =========================================== %PLATFORM_STACKPO...
Hi, Does anybody know how to configure the should-secure option on interfaces for 3850's? I've got MACsec working between two 3850s, but I don't have any option to enable should-secure on the interface. Do the 3850's not support this? I believe the ...
Hello, OK, I have a 2501 at home and a 3662 at work.Connecting the serial port of my home computer to the aux port of the 2501 and using hyperterminal gets me into the IOS like magic.However, same cable, hyperterminal from the serial port of two diff...
Hello Friends, I want to change MTU value to accept jumbo frames on a Nexus3000 to fix a giants error issue. Please advise the exact we way to do it. Below is the current config and the interface output. **********************************SW-1# show i...
