What is the difference between unicast, anycast, broadcast and ...
In IPv6, we have Unicast, Multicast and Anycast. The concept of Unicast and Multicast are same in IPv4 and IPv6, except the changes in IPv6 Layer 3 addresses used for broadcast & …
What is "anycast" and how is it helpful? - Server Fault
Depending on how anycast is implemented, it can also provide a level of high availability. If the advertisement of the anycast route is conditional on some sort of health check (e.g. a DNS …
What is the difference between Anycast and GeoDNS / GeoIP wrt …
Anycast lets multiple servers respond to the same IP address. With anycast DNS, when a client tries to talk to your nameserver, the closest/fastest nameserver responds. This means that the …
Keepalived: multicast vs unicast - Server Fault
Multicast traffic that gets into a broadcast domain (L2-adjacent hosts) is broadcasted to all interfaces unless your network hardware is configured to be multicast-aware and respects …
How to determine IP address is unicast or anycast?
Addresses between 0.0.0.0 and 223.255.255.255 are unicast. Addresses between 224.0.0.0 and 239.255.255.255 are multicast. Addresses from 240.0.0.0 and up are reserved. Anycasting is …
What is the difference between MULTICAST and ALLMULTI …
It can be enabled, IFF_MULTICAST. The driver looks at multicast packets to see if they match *dev->mc_list which is a list of currently configured multicast addresses (usually managed by …
Newest 'anycast' Questions - Server Fault
2024年8月31日 · Load balacing email servers: MX vs A/AAAA vs Anycast IP I'm curious about what are the differences and considerations when implementing email server load balacing …
Keepalived sends both unicast and multicast VRRP advertisements
So keepalived is sending multicast messages on the VIP and unicast messages on machine1.domain's instance IP. I have restarted the keepalived service, reloaded it, stopped …
Anycast network - steps required to implement one?
2013年6月11日 · As part of our cloud-based security service, we have a DNS server deployed in the cloud. Instead of providing different IPs to customers in different geo-locations, we want to …
Why can't IPv6 send broadcasts? - Server Fault
2011年1月28日 · A multicast group to which all nodes belong can be used for broadcasting in a network, for example. An important implication of the creation of anycast addressing is …