| | |
| GR-82 | Signaling Transfer Point (STP) Generic Requirements | Dec 2011 |
| GR-820 | Generic Digital Transmission Surveillance | Dec 2010 |
| GR-822 | OTGR Section 6.3: Network Maintenance: Access and Testing - Switched Circuits, and Public Packet Switched Network (PPSN) | Dec 1995 |
| GR-823 | OTGR Section 6.4: Network Maintenance: Access and Testing Integrated Services Digital Network (ISDN) | Dec 1995 |
| GR-826 | OTGR Section 10.2: User Interface Generic Requirements For Supporting Network Element Operations | Jul 1994 |
| GR-828 | OTGR Section 11.2: Operations Technology Generic Requirements (OTGR): Generic Operations Interface - OSI Communications Architecture | Oct 1996 |
