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I am replacing a old 3750 with a new 3850, I have several SFP's of different variety in the old 3750. How can I verify that these SFP's will work in my new switch BEFORE I do the replacement?
Hello I have a older 3750 and I am trying to determine exactly which SFP's are installed. When I run a show idprom on a specific interface all I get are hex characters. Examples below: Identifier : 0x03Connector: 0x07 Is there a way to deciph...
Hello, I am running multicast in sparse dense mode. I am trying to find the rendezvous points in the network. From the core routers I run show ip pim rp mapping and I get zero results. If I try show ip pim rp, I get zero results.If I do a show ip ...
Hello, I originally had 2 3850 12S in a two stack switch using smart stack cables. I separated the stack, removed the cable deleted the switch2 provision statement and the vlan.dat, did a write erase. Now when I reboot the second switch I have Gi2/...
Hello all! I have a Cisco 3800 series MLS, on this switch I have a transient VLAN(Vlan 400) that connects to a unrelated customer network. Attached to the 3800 on my side of the network I have multiple switches using VLANs 100, 200 and 300. The tr...
For "Type" I get "unsupported" on some of the interfaces. Others show 1000BaseLX SFP in the Type field. In general LX is single mode and SX is multimode? I was hoping to find a command that told me specifically if the interface is single or multi-mo...
So, do I even need the VLAN 400 for the transient ports? I guess I'm not understanding why these ports would need to be configured this way. Why not just create layer 3 ports with an IP address? Thanks for the explanation.
