Hi guys, We are upgrading our switches from 2960XR to C9200L-48P-4G-E. On one location we have a SFP-10G-LR with a fiber connection to another router. Do you know if we can use this module on two C9200L-48P-4G-E.Thank you for your help. I used the co...
Forum Posts
Hi Guys n Gals,I am having a bit of trouble with an assignment I am doing in packet tracer.I don't have the files handy until the eve, so will send pics/files later if required.My problem is that I have an access router connected to 3 separate cluste...
my Client PC Failed to chatching DHCP and cannot connect to server...
Hello folks, I have 3 Dell R430 Esxi servers, 2 C3650C switches and a 2811 router, and I want to use them to build a vSphere virtual Lab environment. The approximate network structure is: the two network cards of each R430 are physically bound in the...
Just need to know if this module is hot-swappable? Thank you
Hello! I was wondering if I could get advice/input when it comes to QoS at the distribution layer of a network topology. Here's a high-level of our network topology.Soon to deploy two Cisco C9500k in a Stackwise HA configuration. It will have about 1...
Hi.I'm a student and an admin of a network around 200 computers.Our network have a cisco router 2901 that have configured a NAT and a DHCP services.Monitoring with PRTG we have notice that sometimes the CPU usage of our router reaches close to 100% u...
Hi, I want to clear some dynamic mac-addresses from a particular interface, and will settle for clearing all dynamic mac addresses, but my switch won't let me. We have a WS-C3750G-24TS running v12.2, and although it accepts the clear commands, it doe...
I'm setting up a network (see image) and the issue I'm having is that I can see the redistributed routes in the routing table of R1 and R5, but I can't ping to them. When I try to ping 2.2.20.2 (R2) from R5 it's doesn't work, I can ping from R4. Sa...
Resolved! RIp not working
Hello! I am a student at college and i need some help with setup RIP.It is necessary that the network of the entire project be 197.10.19.0/24.Since I was constantly experiencing overlap when using it, I changed the subnet mask to 28.No matter how muc...
Hiiiiiiiii I have some new equipment, WS C4507R+E and i would like to have some diagnostic commands, hardware, software, CPU, even modules and supervisors, just to certify that everything is fine... Can someone helpme with some CLI comands plx?
How do I register a 4500-E SUP-8 3.10.x or 3.11.x with smart licensing? I found the following command to change it to DNA Licensing, but I cannot find a command that works to register it. license right-to-use activate addon dna-advantage subscription...
Hello,Do we have mitigation for CVE IDs CVE-2023-48795,CVE-2023-51384,CVE-2023-51385 on nexus switches N9K-C93180YC-FX.one of solution says Upgrade to OpenSSH version 9.6 or later. How can we check Open ssh version running on nexus switches.
I have a couple of switches that are trunked via a LAN cable from another switch. I noticed that these switches sometimes have a hard time to SSH into. I get the error: "Connection timed out". After a while and a few tries I can connect just fine. I ...
Hi to all.i have enabled in the second 40G slot of a 9407 with SUP1 a huawei 40G interface as in the png attached.The switch does not seem to have understood that. It rus 17.06.04.Chassis Type: C9407RMod Ports Card Type Model Serial No.---+-----+----...
