[GH-ISSUE #1427] Possible Network Routes Conflict #2281

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opened 2026-08-05 00:46:17 -04:00 by saavagebueno · 0 comments
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Originally created by @werlitong on GitHub (Jan 1, 2024).
Original GitHub issue: https://github.com/netbirdio/netbird/issues/1427

Describe the problem
Seems to be a routing conflict that cause network issues.
I was testing netbird and saw that after add a route to 192.168.1.0/24 i've lost access to all my internal network, only gateway (my ubiquiti's router) is accessible. So, i changed from my WiFi to 5G/4G and i surprisingly recover the access. The problem wont occour if i change the route to target a specific resource in my network or if i just disable the route in netbird dashboard.

To Reproduce
Steps to reproduce the behavior:

  1. Create a network route for all of your internal network subnet (masquerade enable and metric set to 9999)
  2. Try to access any resource excluding the gateway.

Expected behavior
I think that the expected behavior should be routes beeing created following a priority distance. I'm not sure.

Screenshots
Screenshots of command netstat -rn
Route to 192.168.1.0/24:
image

Route to 192.168.1.240/32:
image

Originally created by @werlitong on GitHub (Jan 1, 2024). Original GitHub issue: https://github.com/netbirdio/netbird/issues/1427 **Describe the problem** Seems to be a routing conflict that cause network issues. I was testing netbird and saw that after add a route to 192.168.1.0/24 i've lost access to all my internal network, only gateway (my ubiquiti's router) is accessible. So, i changed from my WiFi to 5G/4G and i surprisingly recover the access. The problem wont occour if i change the route to target a specific resource in my network or if i just disable the route in netbird dashboard. **To Reproduce** Steps to reproduce the behavior: 1. Create a network route for all of your internal network subnet (masquerade enable and metric set to 9999) 2. Try to access any resource excluding the gateway. **Expected behavior** I think that the expected behavior should be routes beeing created following a priority distance. I'm not sure. **Screenshots** Screenshots of command `netstat -rn` Route to 192.168.1.0/24: <img width="806" alt="image" src="https://github.com/netbirdio/netbird/assets/10401181/6efbfdac-635b-4225-b4eb-a23f8ec45646"> Route to 192.168.1.240/32: <img width="787" alt="image" src="https://github.com/netbirdio/netbird/assets/10401181/77f76140-b907-4035-93e3-e19d5f3a9cbc">
saavagebueno added the bugclientroutes labels 2026-08-05 00:46:17 -04:00
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Reference: DYNR/netbird#2281