Substrate , private network : Error while dialing /dns/telemetry.polkadot.io/tcp/443/x-parity-wss/%2Fsubmit%2F

Question

when i study 05-private-network
https://github.com/substrate-developer-hub/substrate-docs/blob/main/v3/tutorials/05-private-network/index.mdx

success : node01

./target/release/node-template \
--base-path /tmp/node01 \
--chain ./customSpecRaw.json \
--port 30333 \
--ws-port 9945 \
--rpc-port 9933 \
--telemetry-url "wss://telemetry.polkadot.io/submit/ 0" \
--validator \
--rpc-methods Unsafe \
--name node01 \
--rpc-cors all

when i start node02 in another PC
Error while dialing /dns/telemetry.polkadot.io/tcp/443/x-parity-wss/%2Fsubmit%2F: Custom { kind: Other, error: Timeout }

./target/release/node-template \
--base-path /tmp/node02 \
--chain ./customSpecRaw.json \
--port 30334 \
--ws-port 9946 \
--rpc-port 9934 \
--telemetry-url "wss://telemetry.polkadot.io/submit/ 0" \
--validator \
--rpc-methods Unsafe \
--name node02 \
--bootnodes /ip4/127.0.0.1/tcp/30333/p2p/12D3KooWRsvHgi52m6jfcQ9vi7323NsfPmBUU4YA7RoQWz7ec6AT \
--password-interactive \
--rpc-cors all

2022-06-22 15:04:18 Substrate Node    
2022-06-22 15:04:18 ✌️  version 4.0.0-dev-681a9d8e3e8    
2022-06-22 15:04:18 ❤️  by Substrate DevHub <https://github.com/substrate-developer-hub>, 2017-2022    
2022-06-22 15:04:18 📋 Chain specification: Local Testnet    
2022-06-22 15:04:18 🏷  Node name: node02    
2022-06-22 15:04:18 👤 Role: AUTHORITY    
2022-06-22 15:04:18 💾 Database: RocksDb at /tmp/node02/chains/local_testnet/db/full    
2022-06-22 15:04:18 ⛓  Native runtime: node-template-100 (node-template-1.tx1.au1)    
2022-06-22 15:04:18 Using default protocol ID "sup" because none is configured in the chain specs    
2022-06-22 15:04:18 🏷  Local node identity is: 12D3KooWAhV7Hcji9w59rNyhaY3rKufNJczWrazsTYj6haTwDTAG    
2022-06-22 15:04:18 💻 Operating system: linux    
2022-06-22 15:04:18 💻 CPU architecture: x86_64    
2022-06-22 15:04:18 💻 Target environment: gnu    
2022-06-22 15:04:18 💻 CPU: AMD Ryzen 5 1600X Six-Core Processor    
2022-06-22 15:04:18 💻 CPU cores: 2    
2022-06-22 15:04:18 💻 Memory: 4550MB    
2022-06-22 15:04:18 💻 Kernel: 5.14.0-109.el9.x86_64    
2022-06-22 15:04:18 💻 Linux distribution: CentOS Stream 9    
2022-06-22 15:04:18 💻 Virtual machine: yes    
2022-06-22 15:04:18 📦 Highest known block at #0    
2022-06-22 15:04:18 〽️ Prometheus exporter started at 127.0.0.1:9615    
2022-06-22 15:04:18 Running JSON-RPC HTTP server: addr=127.0.0.1:9934, allowed origins=None    
2022-06-22 15:04:18 Running JSON-RPC WS server: addr=127.0.0.1:9946, allowed origins=None    
2022-06-22 15:04:18 creating instance on iface 192.168.31.22    
2022-06-22 15:04:18 discovered: 12D3KooWRsvHgi52m6jfcQ9vi7323NsfPmBUU4YA7RoQWz7ec6AT /ip4/192.168.31.5/tcp/30333    
2022-06-22 15:04:18 discovered: 12D3KooWRsvHgi52m6jfcQ9vi7323NsfPmBUU4YA7RoQWz7ec6AT /ip4/127.0.0.1/tcp/30333    
2022-06-22 15:04:18 discovered: 12D3KooWRsvHgi52m6jfcQ9vi7323NsfPmBUU4YA7RoQWz7ec6AT /ip6/::1/tcp/30333    
2022-06-22 15:04:18 discovered: 12D3KooWRsvHgi52m6jfcQ9vi7323NsfPmBUU4YA7RoQWz7ec6AT /ip6/fe80::feaa:14ff:fe04:f3fb/tcp/30333    
2022-06-22 15:04:23 💤 Idle (1 peers), best: #0 (0x1fa9…6a05), finalized #0 (0x1fa9…6a05), ⬇ 0.4kiB/s ⬆ 0.4kiB/s    
2022-06-22 15:04:28 💤 Idle (1 peers), best: #0 (0x1fa9…6a05), finalized #0 (0x1fa9…6a05), ⬇ 0.2kiB/s ⬆ 0.2kiB/s    
2022-06-22 15:04:33 💤 Idle (1 peers), best: #0 (0x1fa9…6a05), finalized #0 (0x1fa9…6a05), ⬇ 0 ⬆ 0    
2022-06-22 15:04:38 💤 Idle (1 peers), best: #0 (0x1fa9…6a05), finalized #0 (0x1fa9…6a05), ⬇ 58 B/s ⬆ 57 B/s    
2022-06-22 15:04:38 ❌ Error while dialing /dns/telemetry.polkadot.io/tcp/443/x-parity-wss/%2Fsubmit%2F: Custom { kind: Other, error: Timeout }    
2022-06-22 15:04:43 💤 Idle (1 peers), best: #0 (0x1fa9…6a05), finalized #0 (0x1fa9…6a05), ⬇ 0 ⬆ 0    
2022-06-22 15:04:48 💤 Idle (1 peers), best: #0 (0x1fa9…6a05), finalized #0 (0x1fa9…6a05), ⬇ 0 ⬆ 0