H3C GB0-320 Constructing Enterprise-level Switching Networks Online Training
H3C GB0-320 Online Training
The questions for GB0-320 were last updated at Feb 16,2025.
- Exam Code: GB0-320
- Exam Name: Constructing Enterprise-level Switching Networks
- Certification Provider: H3C
- Latest update: Feb 16,2025
Multiple layer switching is realized according to the following information.
- A . Source MAC address and destination MAC address
- B . Source IP address and destination IP address
- C . source port number and destination port number
- D . IP packet protocol number
The Ethernet link layer is divided into two sub-layers by IEEE802.3. The two sub-layers are:
- A . Physical sub-layer
- B . MAC sub-layer
- C . LLC sub-layer
- D . IP sub-layer
Which of the following Ethernet standards support speed rate auto-negotiation?
- A . 10BASE-T
- B . 100BASE-TX
- C . 1000BASE-LX
- D . 1000BASE-SX
Which of the following descriptions of port aggregation technology are true?
- A . This technology is applied in the connection between switch and switch
- B . This technology is applied in the connection between switch and router
- C . The technology is not applied in the connection between the high-speed server
- D . This technology is not applied in the connection between the switch and the high-speed server
If setting the working rate of Quidway S3526 Ethernet port 10 only to be 100Mbit/s, which of the following commands should be used?
- A . speed 10
- B . speed 100
- C . speed auto
- D . speed full
Compared with the common Ethernet packet, which of the following items are newly added in VLAN packet ruled in IEEE802.1Q protocol?
- A . TPID (Tag Protocol Identifier)
- B . Priority
- C . Canonical Format Indicator (CFI)
- D . VLAN Identifier (VLAN ID)
The GARP itself is only a protocol specification but not an entity existing in the switch. The application entity that observes the GARP protocol is called the GARP application.
- A . True
- B . False
As shown in the following figure, the corresponding links of Port 1 ~ Port 4 are the trunk links allowing all the VLANs to pass and the GVRP protocol is activated. The GVRP registration mode of Port 4-switch 3 is set to be Forbidden and the GVRP registration modes of the ports on other switches are set to be Normal. VLAN5 and VLAN6 are configured on the switch 1 and VLAN 6 and VLAN 7 are configured on the switch 3. The following are the VLAN configuration situations of the ports of the switch except the default VLAN.
Which of the items are true?
- A . VLAN 5 and VLAN 6 are configured over port 1.
- B . VLAN 5~VLAN 6 are configured over port 2.
- C . VLAN 6 and VLAN 7 are configured over port 3.
- D . VLAN 6 and VLAN 7 are configured over port 4.
The layer 2 switch supporting VLAN has solved the following problem:
- A . Security
- B . High efficiency
- C . Flexible management
- D . All the above items are false.
Which of the following descriptions of the transparent bridge is false?( )
- A . The transparent bridge can learn the MAC address by itselB.
- B . The transparent bridge can expand LAN.
- C . The transparent bridge needs to modify the IP packet first, and then forward iA.
- D . The transparent bridge is the equipment working on the layer 2.
