In IT networking, overlay networks and underlay networks refer to different layers or perspectives of network architecture. Here’s an explanation...
ARP (Address Resolution Protocol) and GARP (Gratuitous ARP) are both network protocols used in Ethernet networks to resolve IP addresses...
Cisco ACI Verified Scalability Guide...
Knowing which devices are sending BPDU packets on the network when troubleshooting spanning tree issues can be helpful. This allows...
#PEERS Internal BGP (iBGP) peers and external BGP (eBGP) peers are the two types of peers used by BGP. BGP...
Stateful Switchover (SSO) Operation SSO makes one of the supervisor engines active while the other is on standby. SSO then...
If you’re coming from the Cisco Nexus world, the table below will help with the different terminology. ACI Nexus Tenant...
whois cordero.me | grep -i 'expiry' Registry Expiry Date: 2027-07-17T21:24:32Z ...
Below is a good slide deck from Cisco Live:...
One ASN is usually given to the Regional Internet Register (RIR) when two companies merge. Each organization must maintain its...