Hi, I have been struggling with this question. This is the information I have so far: The scenario: PC1 -> 192.168.1.20 255.255.255.0 PC2 -> 192.168.1.25 255.255.255.0 SW1 -> No MAC addresses learned (new) Case 1: PC1 has the MAC address of PC2 ...
Hi, I have been struggling with this question. This is the information I have so far: The scenario: PC1 -> 192.168.1.20 255.255.255.0 PC2 -> 192.168.1.25 255.255.255.0 SW1 -> No MAC addresses learned (new) Case 1: PC1 has the MAC address of PC2 ...
Hello,I installed 2 units of C9500-16X in a StackWise cluster configuration. The problem is that were bought with Network Essentials (perpetual) and DNA Essentials (3y) licenses. For configuring the cluster I had to activate Network Advantage, but of...
Hi,I have 2 hosts (on 2 switches) that communicate wich each other. host 1 is in the vlan 1 and host 2 is in the vlan 301. The 2 switchs are not on the same vtp domain so the uplink between the 2 switchs in access mode.It's working whitout problems ...
Hi All , i have cisco ISE 2.4 and NAD is Cat 9200 series switch . DHCP is not working with windows end points , dotix is successful but Data domain is showing unauthorized , please advise , how i can fix this issue .. Regards ,
HiI have 3 type of catalyst : C3560G , C3750G and C2960All those switch are 48V DC switches and they work fine in the 48v energy environnement(see image below).I wants to install those 48v DC switches in an environment where there is only 220v AC e...
Hello for everybody. I have the task - to configure logging on the 9300 switch and send logs to the log server. The logs should contain the following information: who performed actions on this switch and with which account. If i understood correctly,...
Installed Tardis2000 (Windows-based NTP server) on my laptop configured my switch (Catalyst 3750-X) as a client to sync with the NTP server.Even though the two devices see each others and exchange messages, the time on the switch is not syncing with...
Hello All,I am joined to a new company which as 3500 users and the following are the infrastructure. 1. 375 Access Switches (3750x) - in 83 Stacks (83 IDFs)2. 8 x N7009 distribution switches, the IDFs are conncted in 2 x 10Gbps in vPC. The distributi...
Hi,What will happens if someone manually reset the stack master switch? Does the slave become a master switch? What will happens to the original stake master switch after the factory reset and lost the configuration?
Recently we received a new firmware for the SG300-x that fixed security issues.see download page: https://software.cisco.com/download/cart?imageguid=B29B7AD6615818752B8DB38FA98FCAE1950BC642&emailclick=CNSemail I understand that the SG200 is not a rou...
I got an alert form solarwinds stating that switch is down. i treid to ping it and could not ping it. I logged into the distrobution stack that the switch was attached to and was able to ping and access the switch. I have 20 switches hanging off of t...
hi,i would like to know about how long can switch local storage keep log ?what kind of log are store in switch local storage ?if switch is restart what kind of log are still remain in switch storage ?In the operation what kind of log are need to stor...
Hello all, I am trying to route a backup network to a switch for an essential workplace.My topology is Cisco Router 1(main)-(trunk)->Cisco layer 3 switch-(trunk)->Cisco layer 3 switch(endpoint)<-(trunk)-Cisco Router 2(backup) currently both routers a...
Ever since I upgraded from Debian Jessie to Debian Buster the libraries got updated too, but the linux Packet Tracer requires outdated libraries that are no longer supported and replaced. (libjpeg.so.8, libcrypto.so.1.0.0, are some of the required ou...
i have high input error on several of my gigabit Ethernet , any idea what is the cause of it and how to solve it? is it the switch or the connected devices issue related?
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