# otNetworkDiagConnectivity Struct Reference # otNetworkDiagConnectivity `#include ` Represents a Network Diagnostic Connectivity value. ## Summary | ### Public attributes || |---|---| | `https://openthread.io/reference/struct/ot-network-diag-connectivity#structot_network_diag_connectivity_1af8104a00a3ec8635009c81c732fb00a6` | `uint8_t` Number of active routers. | | `https://openthread.io/reference/struct/ot-network-diag-connectivity#structot_network_diag_connectivity_1aa710916c0508287bef80ff819498d954` | `uint8_t` Most recent received ID seq number. | | `https://openthread.io/reference/struct/ot-network-diag-connectivity#structot_network_diag_connectivity_1a44ead2910bdb6a83b46cb0ead12c4fd2` | `uint8_t` Cost to the Leader. | | `https://openthread.io/reference/struct/ot-network-diag-connectivity#structot_network_diag_connectivity_1a1fde8d5cebb184e4831c3121efc4b0fe` | `uint8_t` Number of neighbors with link of quality 1. | | `https://openthread.io/reference/struct/ot-network-diag-connectivity#structot_network_diag_connectivity_1a1572df519966e3700bb7a684fa183cbb` | `uint8_t` Number of neighbors with link of quality 2. | | `https://openthread.io/reference/struct/ot-network-diag-connectivity#structot_network_diag_connectivity_1a38d98e079d30971798c0d936ef99b5a4` | `uint8_t` Number of neighbors with link of quality 3. | | `https://openthread.io/reference/struct/ot-network-diag-connectivity#structot_network_diag_connectivity_1a8e8b0e87d499f0b449a6eb3ca4698ce4` | `int8_t` The priority of the sender as a parent. | | `https://openthread.io/reference/struct/ot-network-diag-connectivity#structot_network_diag_connectivity_1a13e4d9cdc532d04008543e60bd631bfa` | `uint16_t` Buffer capacity in bytes for SEDs. Optional. | | `https://openthread.io/reference/struct/ot-network-diag-connectivity#structot_network_diag_connectivity_1ad58e151484730ffe03947c49bc7a8cd3` | `uint8_t` Queue capacity (number of IPv6 datagrams) per SED. Optional. | ## Public attributes ### mActiveRouters ``` uint8_t otNetworkDiagConnectivity::mActiveRouters ``` Number of active routers. ### mIdSequence ``` uint8_t otNetworkDiagConnectivity::mIdSequence ``` Most recent received ID seq number. ### mLeaderCost ``` uint8_t otNetworkDiagConnectivity::mLeaderCost ``` Cost to the Leader. ### mLinkQuality1 ``` uint8_t otNetworkDiagConnectivity::mLinkQuality1 ``` Number of neighbors with link of quality 1. ### mLinkQuality2 ``` uint8_t otNetworkDiagConnectivity::mLinkQuality2 ``` Number of neighbors with link of quality 2. ### mLinkQuality3 ``` uint8_t otNetworkDiagConnectivity::mLinkQuality3 ``` Number of neighbors with link of quality 3. ### mParentPriority ``` int8_t otNetworkDiagConnectivity::mParentPriority ``` The priority of the sender as a parent. ### mSedBufferSize ``` uint16_t otNetworkDiagConnectivity::mSedBufferSize ``` Buffer capacity in bytes for SEDs. Optional. ### mSedDatagramCount ``` uint8_t otNetworkDiagConnectivity::mSedDatagramCount ``` Queue capacity (number of IPv6 datagrams) per SED. Optional. ## Resources OpenThread API Reference topics originate from the source code, available on [GitHub](https://github.com/openthread/openthread/tree/main/include/openthread). For more information, or to contribute to our documentation, refer to [Resources](https://openthread.io/resources).