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 & multicast and the …
DHCP process, Unicast vs broadcast? - Cisco Learning Network
Hey Frank for an initial DORA that sequence is wrong. But on the subject of unicast vs broadcast look at the RFCs whenever possible 4.4.4 Use of broadcast and unicast The DHCP client broadcasts …
DHCP Server Messages (Unicast, multicast or broadcast?)
The DHCP operation begins with clients broadcast a request. If the client and server are on different subnets, a DHCP helper or DHCP Relay Agent may be used. Clients requesting renewal of an …
DHCP (DORA Process "Broadcast vs Unicast" ) - Cisco Learning Network
The query is aligned to the broadcast and unicast nature of the 4 packets. Please take a look and clarify the doubt. (which packet will be unicast or which will broadcast as I can see the broadcast flag is set …
Unknown Unicast vs Broadcast traffic - Cisco Learning Network
Unknown unicast flooding which is what Switches do and then there is broadcast flooding which switches do depending on the PC's ARP table. Unknown unicast flooding happens independent of …
block unicast on layer 2 switch - Cisco Learning Network
To guarantee that no unicast and multicast traffic is flooded to the port, use the switchport block unicast and switchport block multicast commands to enable flood blocking on the switch.
ARP - why ARP request is unicast - Cisco Learning Network
(2) Unicast Poll -- Actively poll the remote host by periodically sending a point-to-point ARP Request to it, and delete the entry if no ARP Reply is received from N successive polls. Again, the timeout …
BGP error: What causes this? - Cisco Learning Network
With this 2 modifications ("no bgp default ipv4-unicast" in both routers and change remote AS for neighbor 2FFF:1:2:4::8 from 222 to 77) your configuration should work (without the "no neighbor …
Switch MAC Table Forwarding Question - Unicast Frame Being Flooded?
Aug 7, 2025 · If a switch has the mapping in the mac-address table, it will forward a unicast out the associated port (assuming it's in the same VLAN). If the mapping is not in the mac-address table, the …
DCHP Request broadcast or unicast? - Cisco Learning Network
DCHP Request broadcast or unicast? Ok, I have watched a CCNA CBT video in which is told that the DHCP request is a unicast. Now I'm watching a CCNA SP CBT nugget video in which a wireshark is …