It's my first time configuring multicast on a switch. Do I need to configure both Layer 3 and Layer 2 for multicast on a single VLAN that is in DHCP? Should I enable IP multicast routing on Layer 3 and PIM sparse-mode on that VLAN? Also, do I need to...
Forum Posts
Resolved! C921-4P Lan Port Static IP addresses
I am trying to connect three servers with static IP addresses on the LAN Ports (0-3) of a C921. If I try to assign a static IP address to Port 0, it is refused with a message stating the an IP address cannot be assigned to a Layer 4 port. Is there a ...
Hello, I want to replace my Cisco WS-C3560-8PC-S 3560 8-PORT Poe Catalyst whith a newer one.What do you recomend, please?
What is the best practice when it comes to using DAI, UDLD, and BPDU Guard together?Usually, on trunk ports I set DAI to "trusted" when it is feeding other managed switches or equipment but endpoints I have it set to not trusted for anything else.Wit...
hi. i have the switch catalys-3750 and present the mistake in flash_ini , for mistake delet the flash:_init and my switch don´t Processor or Enough Space to Upgrade switch: flash_iniInitializing Flash......The flash is already initialized.switch: st...
Hi, I am working on a real router (this is not LAB). when I apply the following configuration on the router, the configuration does not as i configured on router. that mean in the running configuration it will automaticly changed to ""10 permit ip ho...
Resolved! CBS350-24XS ARP Table Size
Hi,I'm a bit confused about the following.I want to stack two CBS350-24XS devices in native mode, as they are the same model. However, I'm trying to determine the maximum size of the ARP table, but I'm finding conflicting information. From what I can...
We have a managed router solution on our WAN. We don't have direct access to the router, configs, logs, etc. (Inherited this design).MRS <-> C9300 (layer3)At each location the C9300 switch is also configured as the DHCP server.At one location, the pr...
Good day,Can someone let me know if the Cisco catalyst 4948 power supply is hot swappable or not. I have a few switches with 2 power supplies, but each have 1 power supply fan not functioning (got this info. from the NMS as well as seeing red light o...
I am trying to configure EMM but the option to configure track is missing? Please help, thanks in advanced.
Good day!I have a new WS-C2960L (Version 15.2(7)E2). I tried all possibilities with cisco, admin and blank. Not working.Any ideas?Thanks
Hello,I am some problem with WS-C2960L-8TS-LL.. how to factory reset the same??Regards,Ranjit
Hi,We were conducting some simulations using Huawei switch and Cisco switch. We observed that the Huawei switch is detecting CRC errors for video multicast output, while the Cisco switch is not detecting any CRC errors.Cisco Switch Model: CATALYST 38...
Hello everyone, I’m working with a Cisco Catalyst 3560 series switch and I need to replace the fan module (C3K-BLWR-60CFM). I’m looking for some advice on a few points: Compatibility: Is the C3K-BLWR-60CFM fan module compatible with any other Cisco ...
I have been updating C1000-48P-4X-L from console via tftp with the bin file. It has been updated but via web I can't see it correctly. How can I correct it?
