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Topology is attached.I was into one activity where everything was working fine. But however after shutting down the link between Nexus Primary switch and 3650 Switch1 connected to Primary Nexus, I was not able to ping the next hop Ip of firewall from...

SajeshB by Level 1
  • 822 Views
  • 10 replies
  • 0 Helpful votes

I have a few vlan with status down and line protocol down.  when I ping certain IP addresses from workstations I can't.when I traceroute from DHCP server I get a bounce back from two routers.  when i enter the sh ip int br I see the vlan status as do...

lcollado by Level 1
  • 2879 Views
  • 4 replies
  • 0 Helpful votes

Resolved! Reverse-Telnet?

So I am hoping someone can clarify what reverse telnet is and why Cisco's best practice is to disable in on devices.  As a default profile on a monitoring tool suggests disabling reverse-telnet, I want to know why you want to disable it and what reve...

jtoca3321 by Level 1
  • 62832 Views
  • 5 replies
  • 0 Helpful votes

Good day all,I have been tasked with providing a recommendation for securing a specific server on our network. Our network is Cisco Centric, hence being here. As it stand I have a 3560CX switch connected to the server. From that switch it goes to a 4...

Hi there, When I take ARP details for an IP, it shows "Incomplete".   Protocol     Address            Age (min)         Hardware Addr       Type       InterfaceInternet      23.148.3.61                0            Incomplete           ARPA Your assis...

san ju. by Level 1
  • 6870 Views
  • 5 replies
  • 0 Helpful votes

Hello.We have a couple of 3750 switch stacks that have been sustaining cpu of 99%.  They've been this way for more than 24 hours, and not sure what is causing the issue.  We tried doing a reload of the switch this morning but the cpu came right back ...

jorchard by Level 1
  • 11303 Views
  • 2 replies
  • 0 Helpful votes

Hi all! So I did a impact check before upgrading (show install all impact nxos nxos.9.3.8.bin) a 9200 series device on the nx-os file that I've downloaded. But I got a message that I haven't seen berfore and it worries me  I've attached the output fr...

Hallo i got 4 C3560X-24P-E that i need OSPF on. so i looked up the IP service ISO for the switch but i cant find it anywhere on cisco software download. i looked up on the data sheet that it is suppore. (https://www.cisco.com/c/en/us/products/collate...

fred730b by Level 1
  • 580 Views
  • 5 replies
  • 0 Helpful votes

Hello, I am trying to get a UCS Fabric Connect switch to work with Radius. I have NPS set up on a windows server and have set the instances Secret key along with the Host IP of the device. I set the Radius as the Native authentication and created a d...

shmekal by Level 1
  • 439 Views
  • 1 replies
  • 0 Helpful votes