| Abbreviation | Definition |
|---|---|
| GBPS | Gigabits Per Second |
| GBS | Group Broadband Scheme |
| GBW | Guaranteed Bandwidth |
| GCCM | Global Carrier Community Meeting |
| GCFN | Genesee County Free Network |
| GCN | Global Communication Network |
| GCP | Group Communication Protocol |
| GD | General Decentralized |
| GD | General Deployment |
| GDA | Group Destination Address |
| GDC | General Domain Controller |
| GDN | Global Data Network |
| GDN | Group Directory Number |
| GDP | Gateway Discovery Protocol |
| GDS | Global Distribution Systems |
| GDS | Grid Data Service |
| GDSA | Global Directory System Agent |
| GDSN | Global Data Synchronization Network |
| GE | Gigabit Ethernet |
| GEIP | Gigabit Ethernet Interface Processor |