Switching

Catalyst IE-3400H-8FT Typical Power Consumption?

Looking to see if there are any resources to estimate 'typical' power/current consumption of the 3400H-8FT switch. I'm working on power modeling for a mobile application, and it's very sensitive to the draw on the 24VDC bus. Using the published numbe...

vPC with Microsoft Switch Embedded Teaming

Configured vPC on my Nexus 3132Q.Now I want to connect a server host with redundant to it.In the server are 2 Mellanox ConnectX3 dual 40Gbit cards installed.All 4 ports have been added to a SET(Switch EmbeddedTeaming).Now do I connect 2 cables to eac...

DHCP Issue in VRF & VRF Forwarding VLAN's

I have 2 Cisco 9606 switches as the core with SVL.I just want to share that, as per our network design, we have VRF, VRF Forwarding VLANs, DHCP, etc. configurations. However, I have been observing some issues related to DHCP.In the access VLAN, DHCP ...

DHCP issue under VRF & VRF Forwarding

I have 2 Cisco 9606 switches as the core with SVL.I just want to share that, as per our network design, we have VRF, VRF Forwarding VLANs, DHCP, etc. configurations. However, I have been observing some issues related to DHCP.In the access VLAN, DHCP ...

Stackwise virtual dual-active detection link question

Hi! We have two Cat 9500 switches in stackwise virtual mode located in different buildings connected with dark fiber leased from two different ISPs. We still want to plan a separate link for dual-active detection scenario. According to the guide, we ...

Resolved! Cisco Nexus 9000 "feature privilege"

hi,i'm trying to configure a new N9K and issued the "feature privilege" command but didn't accept it.how can i enable this feature?the NX-OS is 10.1N9K(config)# feature privilege^% Invalid command at '^' marker.N9K(config)# feature ?analytics Enable/...

from C6500 to C9500, ACL TCAM above maximum what consequence?

Hello I already opened a discussion to calculate TCAM utilization,I got that very good docs here :https://www.cisco.com/c/en/us/support/docs/switches/catalyst-9500-series-switches/217266-validate-security-acls-on-catalyst-9000.htmlSo I have calculate...

Netstack IP Redirect Log Messages

Good Morning!We have come across a nuisance log entry with our new Nexus 9k top of rack switches. We constantly keep getting the following message:"netstack[14753]: IP Redirect triggered on interface mgmt0"We have a total of (8) Nexus 9K switches, (4...

dot1q encapsulation option not showing up under the Interface 4507R chassi Sup 7!?

Hi,I am trying to configure a 4507 R chassis with Dual SUP but i cannot see teh switchpot mode trunk encapsulation dot1q?I have typed:interface GigabitEthernet5/1description DOWNLINK toxxxxxxswitchport mode trunkchannel-group 11 mo...

Resolved! Unable to recover a 9300LM switch

Hi all, I have by mistake tried to install version 17.06.05 on a 9300LM switch with the result that it is not able to bootup. I have now tried to make a recovery using USB and FTP but none of it works. The strange part is that whenever I try to boot ...

Non-existent interface on the Nexus N7K-C7010

Hello everyoneI see many mentions in 'show tech det' output of interface like this (command 'show system internal aclqos event-history trace')T [Thu Jul 11 15:53:37.005074] inst_bitmap 0x1 for dst vdc 2 vlan 0 ifidx 0x160003fb dir ingressBut I don't ...

Resolved! Nexus VPc load balancing, polarization

We have an occurring issue across the board with our N9k's. Each site has a pair of N9k's connected redundantly to many catalyst switches, and all traffic going out to these switches only use one link, and the N9k's do not load balance the traffic g...

Server 2022 Hyper-V SET/SIT Teaming with Nexus

Dear all,we use Server 2022 with Hyper-V, managed by SCVUMM. Server Team setup SET Teaming for this Server which means Server itselfs manages and takes care of the Teaming (mode Switch embeeded Teaming with in Dynamic mode). On the Nexus switches whi...