Zte F689 Bridge Mode -

Navigate to: Network > WAN (or Interface Setup > Internet depending on firmware version). Here you will see an existing connection list (e.g., INTERNET , TR069 (Remote management), VOICE ).

Find the internet service (e.g., WANC 1 ). Delete it: sendcmd 1 DB delr WANC 1 Zte F689 Bridge Mode

Hidden menu: http://192.168.1.1/web_shell_cmd.gch If this page loads, type: sendcmd 1 DB set TelnetCfg 0 TS_Enable 1 and sendcmd 1 DB set TelnetCfg 0 Lan_Enable 1 . Then sendcmd 1 DB save . Navigate to: Network > WAN (or Interface Setup

This method requires caution. Changing the wrong VLAN or interface can kill your VoIP phone or IPTV. Delete it: sendcmd 1 DB delr WANC 1

List current WAN connections: sendcmd 1 DB p WANC

Open command prompt: telnet 192.168.1.1 Login: root / Zte521

Press the reset button (pinhole) on the back for 30 seconds. This restores universal default credentials: admin / admin or root / Zte521 .