| OID | 1.3.6.1.2.1.156.1.1.6.1.1 |
| Module | TCP-ESTATS-MIB (ietf) |
| Nom | tcpEStatsAppSndUna |
| Acces | readonly |
| Status | current |
| Description | The value of SND.UNA, the oldest unacknowledged sequence number. Note that SND.UNA is a TCP state variable that is congruent to Counter32 semantics. |
| Syntaxe | Counter32 (SNMPv2-SMI) |