Communication device, communication system, and communication method

Communication device, communication system, and communication method

A packet relay device automatically generates a whitelist including an authorized communication rule. The packet relay device snoops on communications between a DHCP server and a DHCP client in accordance with DHCP. When the IP address of a DHCP client is changed, the packet relay device also automa...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
1. Verfasser: Uchizumi, Keigo
Format: Patent
Sprache:eng
Schlagworte:
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
Online-Zugang:Volltext bestellen
Tags: Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
Beschreibung
Zusammenfassung:A packet relay device automatically generates a whitelist including an authorized communication rule. The packet relay device snoops on communications between a DHCP server and a DHCP client in accordance with DHCP. When the IP address of a DHCP client is changed, the packet relay device also automatically changes IP address information included in a whitelist related to the DHCP client to IP address information newly allocated to the DHCP client.