| Abbreviation | Definition |
|---|---|
| GIRD | Global Information Resources Dictionary |
| GIT | Global Interface Table |
| GL | General Libraries |
| GL | Global Layer |
| GL | Global Leaf |
| GLAP | Global Live Application Program |
| GLBP | Gateway Load Balancing Protocol |
| GLIQ | Global Local Internet Queue |
| GLOP | Multicast addressing method for IPv4 (not an acronym; RFC 3180) |
| GLOW | Graduate Learning On the Web |
| GLTN | Global Land Tool Network |
| GM | Group Message |
| GMDH | Group Method of Data Handling |
| GMI | General Method Invocation |
| GMI | Global Management Information |
| GMI | Global Market Information |
| GMP | Go Modem Protocol |
| GMPLS | Generalized Multi Protocol Label Switching |
| GMPLS | Generalized Multi-Protocol Label Switching |
| GMRP | GARP Multicast Registration Protocol |