Is it possible to modify the cellular WAN MTU of FWA515?
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Zyxel_JoyLee
Posts: 220
Zyxel Employee
Zyxel Employee
1.Login FWA515 WEB GUI > Maintenance > Backup/Restore >Backup Configuration
2.Click "Backup" button
3. Use Notepad to open downloaded "Backup_Restore" file
4. Find X_ZYXEL_IfName":"ccmni1" and modify "MaxMTUSize" to 1300
5. Save the modified file and then upload the modified file from "Restore Configuration"
6. After modified file is applied you could SSH to FWA515 console and enter CLI ifconfig to check interface ccmni1 MTU size
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