Menu

Information

Updated version of the classic Subnetting Practice question generator by Practical Networking.

Feedback? Mention it on my Discord server: pracnet.net/discord.

Instructions:

Each time you click "Next Problem" (or reload the page) a random IP address and CIDR value is generated.

You are then tasked to solve the Network ID, Broadcast IP, First Host IP, Last Host IP, and Next Network addresses for the target IP.

Options:

  • Auto‑fill non‑interesting octets pre-fills the octets that aren’t part of the subnet calculation. For example: with a /24, the first three octets are filled in each answer row.
  • Auto‑check automatically checks a row once all four octets are entered.

Smt285 Android 10 Upd [hot]

Because the community (XDA Developers, LineageOS teams) reverse-engineered the hardware to run newer Android versions unofficially.

Samsung has not released an official Android 10 firmware for the SM-T285. The hardware limitations of the Spreadtrum SC8830 chipset and the limited 1.5GB of RAM meant that official support ended well before Android 10 was conceived. For users seeking a standard "Settings > Software Update" path, there are no further official OTA (Over-the-Air) updates available. Custom ROMs and Android 10

: There are experimental versions of LineageOS and other custom ROMs based on Android 10 for similar Tab A models, but these often suffer from bugs like non-functional cameras or GPS on the T285 specifically. Common Issues & Maintenance smt285 android 10 upd

: Tap Software update and then Download and install or Check for updates . Result : For the Go to product viewer dialog for this item.

Hold concurrently until a warning screen displays. Tap Volume Up to confirm entry into Download Mode . For users seeking a standard "Settings > Software

Flash the Android 10 ROM file and a "GApps" (Google Apps) package to get the Play Store. Important Considerations

. This is often fixed by clearing the cache for Google Play Services or performing a factory reset. App Compatibility : Most modern apps on the Google Play Store Result : For the Go to product viewer dialog for this item

After the flashing is complete, tap . The first boot can take several minutes. Be patient.

: Download a compatible ROM (e.g., LineageOS 17.1 or Pixel Experience ) designed specifically for the gtexslte (SM-T285) codename. Installation Steps Backup Data : Custom flashing wipes all internal storage.

Stability Issues: Most unofficial Android 10 builds for this tablet are labeled as "Alpha" or "Beta." You may experience frequent crashes or "bootloops."

The SMT285 Android 10 update offers a range of benefits for users, including: