Server Networking

Hello, We recently enabled "martian" packet tracing on CentOS 7.9 running on UCS servers C240M4 (UCSM Integrated). Since then we have been seeing martian packets messages in "dmesg" occurring very frequently. The IP frame data revels that those are A...

Hello there . I tried to give ip address for PC0 which 192.168.1.2 and sub 255.255.255.0 and DNS 192.168.1.2 and then i went to PC0 to web browser i typed www.osi.local and the click then on my packer tracer i clicked on capture and forward button bu...

Looking to purchase spare pwr supply: Part # is APIC-PSU1-1050W, cant find in catalog

We have IR809G routers located at different sites however when their is a power surge they go offline and we need to travel to the various sites to reboot them.  Is there a way to remotely reboot the IR809G routers?

Hello,I don't understand why I'm seeing a set of errors whenever an admin logs into a Nexus 9k switch (login/role association works properly). Here's an example from a single login:2021 Aug 2 18:10:54.742 csw-02 %CRON-3-SYSTEM_MSG: (system::watch.co...

Experts,I'm totally confused by the (rather pathetic) HyperFlex M6 LFF Specifications.I'm particularly confused about this (taken from the Overview)The server accommodates up to 12 front facing SAS-only LFF drives, up to 4 mid-plane SAS-only LFF driv...

We currently are using  FEX (N2K-C2348UPQ-10GE) uplinked to a redundant pair of Nexus 5672UPs.  We are getting around 30% negotiation failure with all of the following scenarios/variables:Auto-Negotiate1000/Fullspanning-tree port type edgespanning-tr...

On a 9372,  when I configure ARP suppression under the NVE interface I get the following message: int nve1member vni 10000   suppress-arp Warning: Please configure TCAM region for Ingress ARP-Ether ACL for ARP supression to work. The configuration gu...

Gentlemen, I appreciate your responses to this simple question. I setup VXLAN EVPN MP-BGP and VXLAN L2 VNI works, I can ping across two hosts on the same L2 VNI and I’m using anycast gateway with symmetric routing which requires configuring a L3 VNI ...