When a packet passes through a firewall, the firewall creates a session connection for the packet to guide subsequent forwarding of the packet. However, the firewall does not create session entries for all packets. For which of the following packets does the firewall not create session entries when the packet reaches the firewall?
Route attributes are specific descriptions of routes. BGP route attributes can be classified into four types. Which of the following are well-known discretionary attributes?
On a WLAN, the HSB service sets up an HSB channel between two devices that back up each other, maintains the channel status, and backs up data. Which of the following can HSB back up in real time?
On an RSTP network, port priorities may be compared during root port or designated port election. Which of the following values is the default priority of a port on a Huawei switch?
Which of the following statements regarding multicast MAC addresses are false?
To overcome the disadvantages of STP, RSTP changes the format of configuration BPDUs. Which of the following fields in STP BPDUs is used to specify the port role?
An OSPF AS-external LSA describes a route to an AS external network. When the field in the LSA is 0.0.0.0, the traffic destined for the external network is sent to the ASBR that imports this external route. (Enter the acronym in uppercase.)
iMaster NCE-Campus can be used as an authentication server on a WLAN to authenticate STAs.
Which of the following PIM protocol packets have unicast destination addresses.
After a BGP peer relationship is established between two ends, changing the router ID of one end resets the BGP peer relationship.