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MegaRedHandMegaRedHand
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feat: add "Misconfigured Router" example (#272)
This PR adds an example showcasing how TTL can cause packets to be discarded when loops cause too many hops. ![image](https://github.com/user-attachments/assets/25aef214-97a3-4df7-a91f-42b769a085a3)
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‎examples/misconfiguredRouter.json‎

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{
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"nodes": [
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{
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"id": 1,
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"type": 0,
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"x": 4740.25,
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"y": 5055.484375,
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"interfaces": [
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{
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"name": "eth0",
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"mac": "00:00:10:00:00:01",
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"ip": "10.0.0.1"
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}
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],
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"tag": "Echo Sender",
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"mask": "255.255.255.255",
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"arpTable": [],
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"runningPrograms": [
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{
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"pid": 4,
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"name": "Echo server",
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"inputs": ["5", "15000"]
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}
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]
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},
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{
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"id": 2,
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"type": 1,
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"x": 4854.25,
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"y": 4822.484375,
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"interfaces": [
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{
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"name": "eth0",
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"mac": "00:00:10:00:00:02",
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"ip": "10.0.0.2"
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},
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{
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"name": "eth1",
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"mac": "00:00:10:00:00:03",
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"ip": "10.0.0.3"
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},
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{
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"name": "eth2",
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"mac": "00:00:10:00:00:04",
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"ip": "10.0.0.4"
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},
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{
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"name": "eth3",
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"mac": "00:00:10:00:00:05",
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"ip": "10.0.0.5"
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}
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],
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"tag": null,
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"mask": "255.255.255.255",
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"arpTable": [],
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"routingTable": [
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["10.0.0.1", "255.255.255.255", 2, false, false],
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["10.0.0.6", "255.255.255.255", 0, false, false],
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["10.0.0.10", "255.255.255.255", 1, false, false],
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["10.0.0.14", "255.255.255.255", 1, false, false]
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],
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"packetQueueSize": 4096,
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"bytesPerSecond": 1024
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},
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{
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"id": 3,
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"type": 1,
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"x": 5095.25,
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"y": 4824.484375,
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"interfaces": [
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{
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"name": "eth0",
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"mac": "00:00:10:00:00:06",
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"ip": "10.0.0.6"
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},
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{
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"name": "eth1",
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"mac": "00:00:10:00:00:07",
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"ip": "10.0.0.7"
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},
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{
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"name": "eth2",
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"mac": "00:00:10:00:00:08",
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"ip": "10.0.0.8"
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},
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{
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"name": "eth3",
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"mac": "00:00:10:00:00:09",
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"ip": "10.0.0.9"
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}
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],
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"tag": null,
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"mask": "255.255.255.255",
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"arpTable": [],
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"routingTable": [
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["10.0.0.1", "255.255.255.255", 0, false, false],
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["10.0.0.2", "255.255.255.255", 0, false, false],
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["10.0.0.11", "255.255.255.255", 1, false, false],
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["10.0.0.14", "255.255.255.255", 0, true, false]
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],
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"packetQueueSize": 4096,
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"bytesPerSecond": 1024
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},
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{
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"id": 4,
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"type": 1,
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"x": 4974.25,
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"y": 5060.484375,
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"interfaces": [
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{
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"name": "eth0",
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"mac": "00:00:10:00:00:0a",
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"ip": "10.0.0.10"
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},
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{
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"name": "eth1",
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"mac": "00:00:10:00:00:0b",
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"ip": "10.0.0.11"
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},
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{
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"name": "eth2",
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"mac": "00:00:10:00:00:0c",
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"ip": "10.0.0.12"
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},
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{
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"name": "eth3",
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"mac": "00:00:10:00:00:0d",
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"ip": "10.0.0.13"
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}
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],
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"tag": "Misconfigured Router",
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"mask": "255.255.255.255",
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"arpTable": [],
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"routingTable": [
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["10.0.0.1", "255.255.255.255", 0, false, false],
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["10.0.0.3", "255.255.255.255", 0, false, false],
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["10.0.0.7", "255.255.255.255", 1, false, false],
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["10.0.0.14", "255.255.255.255", 1, true, false]
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],
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"packetQueueSize": 4096,
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"bytesPerSecond": 1024
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},
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{
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"id": 5,
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"type": 0,
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"x": 5183.25,
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"y": 5060.484375,
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"interfaces": [
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{
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"name": "eth0",
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"mac": "00:00:10:00:00:0e",
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"ip": "10.0.0.14"
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}
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],
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"tag": "Echo Target",
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"mask": "255.255.255.255",
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"arpTable": [],
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"runningPrograms": [
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{
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"pid": 1,
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"name": "Serve HTTP requests",
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"inputs": []
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}
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]
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}
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],
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}

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