Networking

C9407R Port failure during nmap scan

We are experiencing port failures during a nmap scan of the network. Current version is 16.6. Would upgrading to 17 fix these issues?

Spanning-Tree Blocked Switch Port Locations (Unable to Block)

I have (3) switches which are connected together in a redundant configuration. The connection between the SludgeBLDG and DigestBLDG switches are using ports Gig1/0/3-4. I have manually set the port cost for all VLANs to 100 but am still unable to con...

Routing Between VLANS on Layer 3 Switch

Good morning everyone! I have "one" Cisco Layer 3 Catalyst 2960-X Series Switch for backbone and "two" Cisco Layer 2 Business 220 Series Switches as the access switch. I am working with 3 different VLANs: VLAN-1, VLAN-2, and VLAN-100. However, when I...

AIR-AP1832I-E-K9 EOL

Hi Cisco Community,I've been tasked with managing our network and i'm being told by contractors that our new installation of 70 x AIR-AP1832I-E-K9 AP's needs to be replaced because the units are EOL. I've done some digging and can see that the Last D...

cisco 2960ssh

hi team,how to enable the SSH on cisco catalyst 2960 switch.

CPU HOG task

Have 2 tasks running that are generating log messages:%SYS-3-CPUHOG: Task is running for (2097)msecs, more than (2000)msecs (0/0),process = flash monitor process%SYS-3-CPUHOG: Task is running for (2097)msecs, more than (2000)msecs (8/7),process = SD ...

Cannot remove configuration from ports on CBS350-24FP-4G os 3.0.0.69

I have a CBS350-24FP-4G os 3.0.0.69 I can add configuration fine but I cannot removed configuration at all it just give me this error. Doesn't matter what I try to remove or the syntax I use to remove it it won't remove it. I even used the tab and ev...

Cisco Business Switch 350

Hello,I have a Business 350 SFP+ switch that I am trying to get connected to the internet. When I connect it directly to the wall I cant get any internet access however, when I connect the switch to another switch its able to get connected. Any reaso...

Connect Switch3560 and Switch2960 with ipv6 in CPT

Cisco2960:interface Vlan6no ip addressipv6 address 2001:DB8:0:22::3/64ipv6 enableinterface FastEthernet0/24switchport mode trunkipv6 unicast-routingCisco3560:interface Vlan6mac-address 0001.64ba.ba02no ip addressipv6 address 2001:DB8:0:22::2/64ipv6 e...

Router sends packets out wrong interface

Hi all,A section of my lab:I'm on the windows server, trying to get it to connect to the internet via the routers (R1) g0/0 interface. i give it the IP of 10.1.50.5/24 and i send a ping to 10.1.1.1. In my wireshark captures, i can see the packet is g...

Cisco C921-4P router causing private network to show as Unidentified

Hello,I have a Windows Embedded Standard 7 system that has two network connections, House and Private. I need the House connection to show up as a Public network and the Private connection to show up as a Work network. The House connection is conne...

Rv345 LAG setup later lost connection ?

R (Rv345) setup LAG for two R(s) wireless later, they both lost connection ?LAG1 : port9, port3 in nextR0 2.4/ 1G port9 , && R2 2.4/5.0G port3=> error "...internet quality " in attached .jpg and connection the R0 , R2 lost whi...

Modify Prime Infrastructure alert messages?

We are running CPI 3.9.1 and would like to add details to the message body of the alerts that are not appearing. I have not found how to modify them in CPI, the only thing I found searching is a ten year old post asking the same thing here and being ...

backup config to tftp

probably a real stupid quesiton...i have successfully backed up a config from an old 3560 cisco 48 port switch. simple commands, copy start tftp, then follow the prompts. all tihs after setting up proper ip addresses and masks and ensuring that the...

Communication problem

Hello, everyone, I have this scenario where a Cisco 2901 Router configured as following :Building configuration...Current configuration : 2428 bytes!! Last configuration change at 15:04:22 UTC Sat Nov 19 2022version 15.2service timestamps debug datet...

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