| GigaX Series L3 Managed Switch User Guide |
ICMP | Internet Control Message Protocol |
| An Internet protocol used to report errors and other |
| |
| ICMP. |
IGMP | Internet Group Management Protocol |
| An Internet protocol that enables a computer to share information |
| about its membership in multicast groups with adjacent routers. |
| A multicast group of computers is one whose members have |
| designated as interested in receiving specific content from the |
| others. Multicasting to an IGMP group can be used to |
| simultaneously update the address books of a group of mobile |
| computer users or to send company newsletters to a distribution |
| list. |
IGMP Snooping | Snoop the IGMP packets on each port and associate the port |
| with a layer 2 muticast group. |
Internet | The global collection of interconnected networks used for both |
| private and business communications. |
intranet | A private, |
| Internet (users access information using web browsers), but is |
| accessible only by employees. |
IP | See TCP/IP. |