Setting Automatic Verification Of The Pin; Verifying The Puk; Setting The Internet Mtu - Huawei B593 Online Help Manual

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7. Click Submit.
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3.3.6 Setting Automatic Verification of the PIN

You can enable or disable automatic verification of the PIN. If automatic verification is
enabled, the CPE automatically verifies the PIN after restarting. This function can be enabled
only when PIN verification is enabled and the PIN is verified.
To enable automatic verification of the PIN, perform the following steps:
1. Choose Internet > PIN Management.
2. Set Pin verification to Enable.
3. Set Remember my PIN to Enable.
4. Click Submit.
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3.3.7 Verifying the PUK

If PIN verification is enabled and the PIN fails to be verified for three consecutive times, the
PIN will be locked. In this case, you need to verify the PUK and change the PIN to unlock it.
To verify the PUK, perform the following steps:
1. Choose Internet > PIN Management.
2. Enter the PUK in the PUK box.
3. Enter a new PIN in the New PIN box.
4. Repeat the new PIN in the Confirm PIN box.
5. Click Submit.
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3.4 Setting the Internet MTU

A maximum transmission unit (MTU) is defined as the maximum packet size (in bytes) at a
communication protocol layer. It relates to communication ports, for example, network
interface cards and serial ports.
To set the MTU, perform the following steps:
1. Choose Internet > Internet MTU.
2. Set Internet MTU to a value in the range of 1280 to 1500.
3. Click Submit.
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