https://www.cisco.com/c/en/us/products/collateral/switches/catalyst-3850-series-switches/data_sheet_c78-720918.html according to above link we could get PoE+ on all ports (30W per port) at 48-port PoE switch 3850 by having Two PWR-C1-1100WAC or one...
Forum Posts
I'm studying the Asymetric routing issue, Cisco recomends that we adjust the ARP timer to be lower than CAM timer in the FHRP device in order to not flood to all ports by CAM, but anyway the device will flood because of ARP timer, so what is the poin...
Hi, I am receiving following warning messages for all the 6 ports in WS-C4500X-16 which are connected to access switch 2960-X. Fiber is Multimode and sfp at both ends are SFP-10G-LRM. I have even tried checking by directly connecting to access s...
Hi,I'm running up four Nexus 7010s with version 5.1(2)I've configured my eigrp process in the usual IOS way as followsrouter eigrp 100 network 172.16.0.0/16This works fine, every interface I create with a 172.16.x.x address is advertised by eigrp and...
Resolved! VPC Not Working
So I have configured VPC on 2 Nexus. Here is what I get. Any ideas what may be wrong? Since the Secondary Nexus is a failover (identical configs) I can't NO SHUT the SVIs or I get duplicate errors. Is this done once VPC is fully working: SiteBB1_Se...
Hi Guys,I need some feedback on vPC with SVI.I know that SVI on vPC is not a supported design. But is it a valid solution to add another port-channel between vPC peer devices to carry vPC Vlans (this will not be a vPC peer-link)? The requirement is t...
Dear Folks, Have Nexus 7009 and running in NX-OS 6.2(6). Have connected a server in one the line card (N7K-F248XT-25E)This server is intermittently not reachable from LAN and getting rechability while configuring this server in some other port in th...
Hi I have a new cisco meraki ms120-48 switch which has 4 SFP ports. I have a number of other meraki switches that also have SFP ports and they are not a problem. I connected the above switch to a Dell which has 4 lan ports 2x QLogic BCM57800 10 Gi...
All, I have a NIM-1GE-CU-SFP I have the Media Type set to interface GigabitEthernet0/1/0 media-type rj45 negotiation auto If I try to set the speed too 1000 full, it wont let me. Only gives me an option for 10 Meg or 100 Meg. Any ideas on why?...
I'm a student at a college and I keep getting issues in doing the ping and it always tell me that the destination host is unreachable. I would to get some help on what's wrong with the configuration. I used 255.255.255.0 for the mask, and for the ...
Hi, we are going to replace a switch in stacked configuration of two switches (long story, the switch was secondary and due to unknown issue stack for removes by itself, and Cisco TAC recommended to replace the switch.) the switch which going to be ...
We are experiencing an issue, where just one trunk port is getting dhcp and able to reach another network that isn't making much sense to us. For example: Switchport: switchport trunk encapsulation dot1q switchport trunk native vlan 54 switchpo...
Resolved! GLOBAL VRF ROUTE LEAKING
Hi, I have 4500X-32 in VSS running 3.6.0E that serves as the core LAN L3 Switch. I am trying to create 2 subnets that are isolated from the rest of the VLANs -- they only need to talk to each other and get out to the Internet through the 4500X's def...
Resolved! Tracing the Public IP from Cisco switch?
Good day all, I have a scenario where we have a pool of 32 public IP which we allocated to few clients and they are using them on there network devices. All clients are connected using our 3750 switch. My issue is one client was assigned an IP and ...
Hi Everyone, I need some support for connecting two different networks together. Below is the diagram of network, I want to connect to both network 192.168.128.xxx and 10.1.40.xxx from a PC connected to SW3. Currently I have a Layer 3 switch (SG 3...
