Using Vodafone Contract sim in the UK. FW: RUTX_R_00.02.06.1
Seems to work okay when connected, but sometimes drops the connection so takes time to reconnect. Sometimes browsing is really slow, but putting that down to it disconnecting and reconnecting sometimes.
In network/Mobile/General: Service mode is "auto", band selection is "auto"
In Network/Interfaces/General: Protocol is set to "Mobile", Mode is "NAT", Auto APN is "OFF", APN set to "wap.vodafone.co.uk"
In Network/Interfaces/Advanced: Force link is "OFF"
DHCP lease time set to 9999d