Check your connection in connection , settings. Username should be
your#@vzw3g.com and password vzw.
Check your MIP setting under ##778 menu against these
MIP Profile
Number of profiles: 6
Active user profile index: 0
MIP_MODE: Mobile IP Prefered
MIP Reg Retries: 2
MIP Reg Retry: 1750 ms
MIP Pre-Reg Timeout: 0
Mobile Node-HA: Enable
Send A Reg: Disable
Dormant Handoff Opt: Enable
MIP Default Profile
Enable Profile: Enable
NAI:
mynumber@vzw3g.com (MDN@vzw3g.com)
DUN NAI:
MDN@vzw3g.com so you can tether without a tethering package or
MDN@dun.vzw3g.com if you want paid tethering
MN HA SPI Set: Enable
MN HA SPI Value: 12C
MN AAA SPI Set: Enable
MN AAA SPI Value: 2
Reverse Tunneling: Enable
Home Address: 0.0.0.0
HA Shared Secret: should be garbled characters
AAA Shared Secret: should be garbled characters
Primary HA Address: 255.255.255.255
Secondary HA Address: 255.255.255.255
DMU Pub Key: 10
MN Authenticator: 0
Did you let another carriers customizations run?