Movate Palo Alto TAC Engineer Interview Questions, Process, and Tips

ARP (Address Resolution Protocol) is used to map a network address (such as an IP address) to a physical address (such as a MAC address).

• ARP is used in Ethernet networks to find the MAC address of a device based on its IP address.

• When a device needs to send data to another device on the network, it sends an ARP request asking for the MAC address of the destination device.

• The destination device responds with its MAC add...read more

IP and TCP headers explained with purpose of each field

• IP header contains source and destination IP addresses, version, header length, type of service, total length, identification, flags, fragment offset, time to live, protocol, header checksum

• TCP header contains source and destination port numbers, sequence number, acknowledgement number, data offset, reserved, flags, window size, checksum, urgent pointer

• Purpose of e...read more

IPSEC messages are used for secure communication. Troubleshooting scenarios include connectivity issues and misconfigured settings.

• IPSEC messages are used to establish and maintain secure communication between two devices

• Common troubleshooting scenarios include connectivity issues, such as failed VPN connections

• Misconfigured settings can also cause IPSEC issues, such as incorrect encryption or authentication settings

• To...read more