H35-210_V2.5 試験問題を無料オンラインアクセス

The customer needs to access the following information points: AP, PC, POTS, and CATV. Which of the following statements about data transmission of these information points by ONUs is correct?

• A.When an OLT is connected downstream to an ONU, one fiber and two wavelengths are used to carry CATV and other services respectively. For all services except CATV, if POTS is a TDM service, it is transparently transmitted.
• B.POTS voice services are TDM services and directly encapsulated in GEM frames.
• C.When an OLT is connected downstream to an ONU, one fiber and two wavelengths are used to carry CATV and other services respectively. All services except CATV are encapsulated into Ethernet frames before PON encapsulation.
• D.All types of data are encapsulated into Ethernet frames before PON-related encapsulation and transmission over one fiber.

Which one of the following protection schemes can protect branch fibers?

• A.GPON Type B dual-homing protection
• B.GPON Type B single-homing protection
• C.GPON Type A protection
• D.GPON Type C protection

The OLT supports VLAN tag translation. When the SVLANs with different attributes are used to create service flows through the service port, if tag-transform is set to default, the tag conversion rules are different.

• A.TRUE
• B.FALSE

If a broadband user account passes the authentication but all web pages cannot be accessed, the possible causes can be:

• A.The website server is faulty.
• B.The data configuration of the upper-layer device is incorrect.
• C.The firewall settings of the PC are incorrect.
• D.The Windows Internet Explorer settings on the PC are incorrect.

The Ethernet II packet header (without the VLAN tag) contains ( ) bytes?

• A.18
• B.22
• C.14
• D.32