Network Management

Hello Community,  i'm responsible for the network monitoring and ran into a problem with monitoring the Cisco SG350 Series Switches with zabbix. From time to time i get no data from the switch, but not from the complete switch or interface but just f...

Hi. It's in educational purposes.How does ISP can allow connections from DHCP-learned addresses?I moved to other house, finally i have public IP, so i terminated ISP link with my Cisco router and tried to get static IP address. So first i got it via ...

Hey guys I need help on this assignment I can't seem to be able to ping from leg to leg here's the packet tracer I have worked on so farTopology:1) 2 2960;run 2 cables to each switch for redundancy (all switches are connected to each other forming a ...

With the end of sale of the IRS4000 line, it appears as though there are no more terminal servers available through Cisco any longer. Are there plans for a new card for one of the new lines of routers/switches that gives ASYNC capabilities, is there ...

We are using the Cisco Network Assistant to manage our Cisco Network (4500, 3560 switch).We are now buying The C1000 series but doesn't support this program.Is there any program like the CNA that is supported by the c1000 series and old series?

i have several switches "9200 in stack" and 2x9500 in stackwise , im planning to connect  two trunk port uplink from each switch to each of my 2x9500 . If I set my 2x9500 as the root bridge for pvst would I get any future looping issue from the two u...

We installed a new Cisco ASA 5508-X firewall.How to enable GE 1/1 WAN port (outside the network for Internet access) and how to secure the port? What level of security do I need to provide to the interface?The GE 1/2 interface has a default IP addres...

[ Greetings! ] I am new to working within the Cisco environment, and though I like to believe I understand the theory of firewalls and ports, I am having trouble putting theory into practice. At the moment I am attempting to get a UniFi set-up on one...

The interface is still showing up/up in my router when I am unable to ping the ISP PE router.The keepalive setting is the default of 10sec, so I would assume the interface would be up/down when the ISP PE router is down? This Ethernet interface is co...

Hello all, I am wondering, at my current workplace we have 70 switches + 2 big core. We have over 50 vlans. one of the main annoying thing is the printers. Since printers need to have a static IP we created a vlan for printers. But everytime a user c...

Good day LMS worked without problems for 4 years. He stopped working out of nowhere. I tried to restart the server. But this didn't help. I am enclosing a file with configuration and errors.thank you for any advice Michal

Trying to configure a used SG350 28P for Dante operation, which requires that all EEE functions be turned off.  Each time I use the GUI to uncheck the 802.3 EEE enable box and apply it, the switch locks up.  When powered down and back up again, all m...

Hi I accidentally put a question mark into enable password without preceding it by crtl v. Now we are lock out of the enable part of ios.Is there a way to recover the password? It must have changed to something different than '?' Thank you for any he...