[Nexus 7 Original Development] :
+1

I experience the same problems with 3g. Do not have time yet to check what is wrong, but something is definitely wrong there.

D/libgps ( 499): agps_ril_update_network_state: Waiting for IPC connection...
D/PicasaUploaderSyncManager( 6193): active network: NetworkInfo: type: mobile[HSDPA], state: CONNECTED/CONNECTED, reason: dataEnabled, extra: 3g.utel.ua, roaming: false, failover: true, isAvailable: true
V/BackupServiceBinder( 499): doBackup() invoked
D/ConnectBot.BackupAgent( 6521): onCreate called
D/PerformBackupTask( 499): starting agent for backup of BackupRequest{pkg=org.connectbot}
D/BackupManagerService( 499): awaiting agent for ApplicationInfo{4215f0e0 org.connectbot}
D/BackupManagerService( 499): agentConnected pkg=org.connectbot agent=android.os.BinderProxy@427a8f70
V/BackupServiceBinder( 6521): doBackup() invoked
D/BackupHelperDispatcher( 6521): handling existing helper 'hosts' android.app.backup.FileBackupHelper@41d82ea8
D/BackupHelperDispatcher( 6521): handling existing helper 'prefs' android.app.backup.SharedPreferencesBackupHelper@41d82d68
D/BackupHelperDispatcher( 6521): handling existing helper 'pubkeys' android.app.backup.FileBackupHelper@41d830c0
D/PerformBackupTask( 499): starting agent for backup of BackupRequest{pkg=com.google.android.calendar}
V/BackupServiceBinder( 6535): doBackup() invoked
D/BackupHelperDispatcher( 6535): handling existing helper 'shared_pref' android.app.backup.SharedPreferencesBackupHelper@41da0b28
D/BackupManagerService( 499): awaiting agent for ApplicationInfo{42133a58 com.google.android.calendar}
D/BackupManagerService( 499): agentConnected pkg=com.google.android.calendar agent=android.os.BinderProxy@42925328
V/BackupServiceBinder( 499): doBackup() invoked
D/PerformBackupTask( 499): starting agent for backup of BackupRequest{pkg=android}
D/BackupManagerService( 499): awaiting agent for ApplicationInfo{41f05130 android}
D/BackupManagerService( 499): agentConnected pkg=android agent=android.app.backup.BackupAgent$BackupServiceBinder@42d668d0
D/BackupHelperDispatcher( 499): handling existing helper 'wallpaper' android.app.backup.WallpaperBackupHelper@42c063c0
D/libgps ( 499): agps_ril_update_network_state: Waiting for IPC connection - timeout
E/libgps ( 499): LIBGPS: Cannot communicate (write) with a GPSD
E/libgps ( 499): IPC Communication Error, /tmp/11862727/customers/Asustek/Tabletandroid/../../../proprietary/deliverables/android/gps_interface/../gps_interface/gpsi_client/GpsiClient.cpp:1178 agps_ril_update_network_state
D/libgps ( 499): proxy_agps_ril_update_network_state: called
D/libgps ( 499): proxy_agps_ril_update_network_availability()
D/libgps ( 499): agps_ril_update_network_availability: Waiting for IPC connection...
D/ConnectivityService( 499): ConnectivityChange for mobile: DISCONNECTED/DISCONNECTED
D/NetUtils( 499): android_net_utils_resetConnections in env=0x65039788 clazz=0xb0600001 iface=rmnet0 mask=0x3
D/ConnectivityService( 499): Attempting to switch to WIFI
D/ConnectivityService( 499): Attempting to switch to BLUETOOTH_TETHER
D/ConnectivityService( 499): Attempting to switch to ETHERNET
D/ConnectivityService( 499): resetConnections(rmnet0, 3)