US2013304805A1PendingUtilityA1

Network system and network relay apparatus

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Assignee: ALAXALA NETWORKS CORPPriority: Sep 2, 2009Filed: Jul 12, 2013Published: Nov 14, 2013
Est. expirySep 2, 2029(~3.1 yrs left)· nominal 20-yr term from priority
Inventors:Masaya AraiShinji Nozaki
H04L 45/22H04L 45/76G06F 11/2025H04L 45/60H04L 45/586H04L 43/0817G06F 11/2046H04L 45/28G06F 11/2038G06F 11/006H04L 41/50
49
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Claims

Abstract

The network system is provided. The network system includes: a first processing apparatus configured to provide a specific service; a second processing apparatus configured to provide the specific service, the first processing apparatus and the second processing apparatus having one identical address; a client apparatus configured to utilize the specific service; and a network relay apparatus connected directly or indirectly via interfaces to the first processing apparatus, the second processing apparatus, and the client apparatus and configured to relay packet transmission between the client apparatus and the first processing apparatus or the second processing apparatus, wherein the network relay apparatus forwards a received packet, which is received via the interface connecting with the client apparatus to be sent to the address as a destination, to one processing apparatus in a state enabled to provide the specific service between the first processing apparatus and the second processing apparatus.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 . A network system, comprising:
 a first processing apparatus configured to provide a specific service;   a second processing apparatus configured to provide the specific service, the first processing apparatus and the second processing apparatus having one identical address;   a client apparatus configured to utilize the specific service; and   a network relay apparatus connected directly or indirectly via interfaces to the first processing apparatus, the second processing apparatus, and the client apparatus and configured to relay packet transmission between the client apparatus and the first processing apparatus or the second processing apparatus,   wherein the network relay apparatus forwards a received packet, which is received via the interface connecting with the client apparatus to be sent to the address as a destination, to one processing apparatus in a state enabled to provide the specific service between the first processing apparatus and the second processing apparatus.

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