你好，同步主网节点数据，本地物理机需要 ping 通主网吗， [2024-12-18T09:03:01.062383997Z INFO solana_perf] AVX2 detected get_cluster_shred_version failed: 74.86.142.55:8001, connection timed out get_cluster_shred_version failed: 69.63.180.173:8001, connection timed out get_cluster_shred_version failed: 199.59.148.6:8001, connection timed out get_cluster_shred_version failed: 31.13.67.19:8001, connection timed out