Cisco Nexus 2348TQ connected to a 9396PX via a Cisco QSFP-4SFP10G-CU3M breakout cable. The FEX will fully boot sometimes and works great and other times after a power cycle it hangs or something and wont boot to the point where it enables the uplink ...
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Hi, We are looking to enable LLDP across our Nexus estate and to disable CDP. As is well known, LLDP does provide greater node information than CDP especially with regards VoIP devices. However, when we enabled LLDP on several 7k VDC's and compared i...
need some help understanding the configurations i need to make in an air gaped environment where we cannot have an external time source and must use our core switches. Currently core switch 1 and core switch 2 have been designated as ntp master 1. Th...
Resolved! Nexus 93180YC-FX downlinks for 100Mbps
I have question about Nexus 93180YC-FX downlinks whether support 100Mbps connections if I plug in the GLC-TE transceiver. The transceiver supports 10/100/1000Mbps autosense copper connection, but the Nexus 93180YC-FX spec said that it support 1/10/25...
Hello, i have a pair of 3548-X in a vpc domain in one DC, and another pair of 3548-X in another vpc domain in another DC. i have all of them connected in a mesh. i have 3 vlans basically in a RPVST+ spanning tree. all of the vlans have converged be...
Hi Allcurrently we are using this command (ip ssh server per user session limit ) on catalyst switches for increase security and keep from multiple session for a user at the same time.But we couldn't find similar or providing the same purpose comman...
Hello,I have recently detected a LACP balance issue which I seem unable to solve. That's why I decided to share what I found out so far in order to see if anybody else has also seen this. The switch is 3164Q with NX-OS 7.0.3.I7.6. Reproduced the same...
Hello Guys,I need to know about the basic traffic flow of VPC of Nexus. We know in normal Port-channel the traffic can be load-shared between two physical link so that we can use maximum capacity of dual links. But in case of VPC of Nexus we know we ...
Hi guys, Can anyone told me what exactly will happen if I want to ping server 2 from server 1? this will help me a lot, thanks in advance
Hi, We are planning to upgrade Nexus 9332PQ with Nexus9336C. Can we replace the secondary 9332PQ with 9336C? will there be any issue with VPC. This is our core switch, whats the best method to replace without downtime. Regards,gowrishankar
Hello, We're using VPC topology with FEX'es (straight through design). As I know - the STP should always sent own BPDU and see if's doesnt start to receive it.But when im checking my Nexus VPC port i see just a few BPDU's sent: LA2# show spanning-tre...
I have a cisco Nexus 6001 Chassis and ethernet103/1/19 was in BPDU errdisable state. After resetting the port , it went into down(link not connected) state. Any help on how to bring the port up?
Hello everyone,i would like to downgrade the epld for a C7706. This is for testing in a Lab environment. I understand that this is not usually done in Live, as the Upgrades and Downgrades are disruptive.It seems like this:"The allow-downgrade option ...
Hi all,I am about to purchase N9K-C93180YC-FX, and with NX-OS-ES-XF essential license.I need to use the N9k as the parent for the Cisco Nexus 2348UPQ.I wonder if N9k requires any license to install and enable the fabric extender feature. Regards Seek
