Syntax: g_fw ctl debug -m gtp + {all | <List of Debug Flags>}
| Flag | Description | 
|---|---|
| 
 | GTPv0 / GTPv1 create PDP context | 
| 
 | GTPv2 create session | 
| 
 | GTP debug mechanism | 
| 
 | GTPv0 / GTPv1 delete PDP context | 
| 
 | GTPv2 delete session | 
| 
 | General GTP errors | 
| 
 | GTP IOCTL commands | 
| 
 | Operations with GTP kernel tables (addition, removal, modification of entries) | 
| 
 | GTPv0 / GTPv1 logging | 
| 
 | GTPv2 logging | 
| 
 | GTPv2 modify bearer | 
| 
 | GTPv0 / GTPv1 other messages | 
| 
 | GTPv2 other messages | 
| 
 | GTP main packet flow | 
| 
 | GTPv0 / GTPv1 parsing | 
| 
 | GTPv2 parsing | 
| 
 | Policy installation | 
| 
 | GTPv0 / GTPv1 dispatching | 
| 
 | GTPv2 dispatching | 
| 
 | Processing of GTP connections in SecureXL | 
| 
 | GTP T-PDU | 
| 
 | GTPv0 / GTPv1 update PDP context |