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Difference between revisions of "DHCP failure messages"

(새 문서: {| class="wikitable" style="width: 100% |+ Caption text |- ! style="width: 340px" | 응답 결과 !! 설명 |- | No Interface IP address || imRAD 장비의 네트워크 인터페이...)
 
 
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The imRAD is responsible for the DHCP server. So the term "server" is the imRAD itself.
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{| class="wikitable" style="width: 100%
 
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! style="width: 340px" | 응답 결과 !! 설명
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! style="width: 340px" | reply !! description
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| No Interface IP address || None of the IP addresses is set in the imRAD device. You must [[CLI - Configuring IP address | configure an IP address]] before service.
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|-
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| Invalid IP address || There are one or more invalid IP addresses in the DHCP Pool. You can fix this problem by saving the specific DHCP pool at the [[DHCP Pool configuration | DHCP pool menu]].
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|-
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| No Such IP address || An IP address that was requested by a client does not exist in any DHCP pool. In this case, a server may assign another address in a DHCP pool.
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|-
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| IP address out of DHCP Pool || This message is the same as the above one.
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|-
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| No DHCP Pool(ss)<br>No DHCP Pool || A DHCP pool for the IP address that was requested by a client does not exist. In this case, Instead of assigning addresses, a server sends the NAK(Non-ACK) or replies with an error to get the client to make another DHCP message.
 
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| No Interface IP address || imRAD 장비의 네트워크 인터페이스에 설정된 IP 주소가 없음을 나타냅니다.<br>장비에 접속(ssh) 후 IP 주소를 설정하세요.<br>
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| No active DHCP Pool || In the DHCP failover environment, If a secondary server receives a message from a client, the server records this log.
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설정 방법은 [[SSH 접속 및 CLI - LYSH]]를 참고하세요.
 
 
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| Invalid IP address || DHCP 클라이언트가 올바르지 않은 형식의 IP 주소를 요청한 경우를 나타냅니다. 따라서 DHCP 서비스는 임의의 주를 DHCP 클라이언트에 임대할 수 있습니다.
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| DHCP Pool disabled || A DHCP pool for the IP address that was requested by a client is disabled.
 
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|-
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| No Such IP address || DHCP 클라이언트가 DHCP Pool에 존재하지 않은 IP 주소를 요청한 경우를 나타냅니다. 따라서 DHCP 서비스는 임의의 주소를 DHCP 클라이언트에 임대할 수 있습니다.
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| No IP address left || There are not more IP addresses left.
 
|-
 
|-
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| IP address out of DHCP Pool || DHCP 클라이언트가 DHCP Pool 범위를 벗어난 IP 주소를 요청한 경우를 나타냅니다. 따라서 DHCP 서비스는 임의의 주소를 DHCP 클라이언트에 임대할 수 있습니다.
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| Unknown request type || This indicates a received DHCP message is malformed.
 
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|-
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| No DHCP Pool(ss)<br>No DHCP Pool || IP 주소를 요청한 DHCP 클라이언트의 DHCP Pool이 존재하지 않음을 나타냅니다.
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| Not selected server || If there are several DHCPv4 servers, a client can receive more than one DHCPv4 message from multiple servers, and then the client broadcasts its DHCPv4 message.
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All servers that offered an IP address to the clients can receive a DHCPv4 message from the client and the DHCPv4 message contains the 'server identifier' or the 'server DUID". The 'server identifier' in the DHCPv4 message means that a client selected a specific server.<br>
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When a server receives a DHCPv4 message containing a 'server identifier' that is different from the server's one, it will not reply to the client.
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In this case, the server records this message.
 
|-
 
|-
  
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| No reserved IP address || There is no reserved IP address for a client.
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| A || B
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|-
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| Reserved IP address error || An error occurred while reading a reserved IP address.
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|-
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| Reserved IP address excluded|| A reserved IP address for a client is in an exclusion range.
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|-
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| Reserved IP address declined|| A reserved IP address for a client is declined.
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|-
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| Reserved IP address already in assign || A reserved IP address for a client is already in use.
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|-
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| Invalid reserved IP address || A reserved IP address for a client does not exist in a DHCP pool.
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|-
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| Reserved IP address in disabled DHCP Pool || A reserved IP address for a client in a DHCP pool that is disabled.
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|-
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| Invalid request IP address || The server can not assign the request IP address for a client because the IP address does not exist(e.g., the client has moved to a new subnet).
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|-
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| Request IP address reserved by another || A request IP address from a client is reserved for another host.
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|-
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| Request IP address excluded || A request IP address from a client is in an exclusion range.
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|-
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| Request IP address declined|| A request IP address from a client is declined.
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|-
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| Request IP address already in assign <br>Request IP address already in offer|| A request IP address from a client is already in assigned to another.
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|-
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|Different reserved IP address exists|| There is a reserved IP address that is different from requesting. The server may send a 'NAK' or 'reply with error code' message to get the client to be assigned the reserved IP address.
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|-
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| Request IP address not exist||  A request IP address from a client does not exist in any DHCP pool.
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|-
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| Request IP address out of DHCP Pool|| This message is the same as the above one.
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|-
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| Request IP address not for you || A request IP address from a client is already assigned to another or is not assigned to the client of which requests the IP address.
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|-
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| Invalid INIT-REBOOT|| A request IP address from a client is not the same as the subnet of it.(e.g., the client has move      to a new subnet)
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|-
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| Invalid release IP address|| A release IP address from a client is not assigned one.
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|-
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| Invalid decline IP address|| A decline IP address from a client is not assigned one.
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|-
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| Release IP address not from this|| When a server receives a DHCPRELEASE message containing an IP address that is not assigned from its.
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|-
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| Decline IP address not from this|| When a server receives a DHCPDECLINE message containing an IP address that is not assigned from its.
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|-
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| Invalid DHCP Option type|| A request DHCP option including in a DHCP message from a client is invalid.
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|-
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| Client ID does not exist|| There is no client-id in the DHCPv6 Information-request message. In this case, the server does not reply to the client.
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|-
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| Server does not have DUID|| An imRAD server has not configured its DUID. To configure it, restart the dhcpv6 service.
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Please refer to the [[CLI - Control services(daemons)]] to control the service.
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|-
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|Server DUID not match || This is similar to the above 'Not selected server' message.
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|-
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|Information-request must include IA || A DHCPv6 Information-request message that does not include the "IA" option. It is invalid message and the server does not reply to the client.
 
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Latest revision as of 17:03, 15 April 2021

The imRAD is responsible for the DHCP server. So the term "server" is the imRAD itself.

reply description
No Interface IP address None of the IP addresses is set in the imRAD device. You must configure an IP address before service.
Invalid IP address There are one or more invalid IP addresses in the DHCP Pool. You can fix this problem by saving the specific DHCP pool at the DHCP pool menu.
No Such IP address An IP address that was requested by a client does not exist in any DHCP pool. In this case, a server may assign another address in a DHCP pool.
IP address out of DHCP Pool This message is the same as the above one.
No DHCP Pool(ss)
No DHCP Pool		 A DHCP pool for the IP address that was requested by a client does not exist. In this case, Instead of assigning addresses, a server sends the NAK(Non-ACK) or replies with an error to get the client to make another DHCP message.
No active DHCP Pool In the DHCP failover environment, If a secondary server receives a message from a client, the server records this log.
DHCP Pool disabled A DHCP pool for the IP address that was requested by a client is disabled.
No IP address left There are not more IP addresses left.
Unknown request type This indicates a received DHCP message is malformed.
Not selected server If there are several DHCPv4 servers, a client can receive more than one DHCPv4 message from multiple servers, and then the client broadcasts its DHCPv4 message.

All servers that offered an IP address to the clients can receive a DHCPv4 message from the client and the DHCPv4 message contains the 'server identifier' or the 'server DUID". The 'server identifier' in the DHCPv4 message means that a client selected a specific server.
When a server receives a DHCPv4 message containing a 'server identifier' that is different from the server's one, it will not reply to the client. In this case, the server records this message.

No reserved IP address There is no reserved IP address for a client.
Reserved IP address error An error occurred while reading a reserved IP address.
Reserved IP address excluded A reserved IP address for a client is in an exclusion range.
Reserved IP address declined A reserved IP address for a client is declined.
Reserved IP address already in assign A reserved IP address for a client is already in use.
Invalid reserved IP address A reserved IP address for a client does not exist in a DHCP pool.
Reserved IP address in disabled DHCP Pool A reserved IP address for a client in a DHCP pool that is disabled.
Invalid request IP address The server can not assign the request IP address for a client because the IP address does not exist(e.g., the client has moved to a new subnet).
Request IP address reserved by another A request IP address from a client is reserved for another host.
Request IP address excluded A request IP address from a client is in an exclusion range.
Request IP address declined A request IP address from a client is declined.
Request IP address already in assign
Request IP address already in offer		 A request IP address from a client is already in assigned to another.
Different reserved IP address exists There is a reserved IP address that is different from requesting. The server may send a 'NAK' or 'reply with error code' message to get the client to be assigned the reserved IP address.
Request IP address not exist A request IP address from a client does not exist in any DHCP pool.
Request IP address out of DHCP Pool This message is the same as the above one.
Request IP address not for you A request IP address from a client is already assigned to another or is not assigned to the client of which requests the IP address.
Invalid INIT-REBOOT A request IP address from a client is not the same as the subnet of it.(e.g., the client has move to a new subnet)
Invalid release IP address A release IP address from a client is not assigned one.
Invalid decline IP address A decline IP address from a client is not assigned one.
Release IP address not from this When a server receives a DHCPRELEASE message containing an IP address that is not assigned from its.
Decline IP address not from this When a server receives a DHCPDECLINE message containing an IP address that is not assigned from its.
Invalid DHCP Option type A request DHCP option including in a DHCP message from a client is invalid.
Client ID does not exist There is no client-id in the DHCPv6 Information-request message. In this case, the server does not reply to the client.
Server does not have DUID An imRAD server has not configured its DUID. To configure it, restart the dhcpv6 service.

Please refer to the CLI - Control services(daemons) to control the service.

Server DUID not match This is similar to the above 'Not selected server' message.
Information-request must include IA A DHCPv6 Information-request message that does not include the "IA" option. It is invalid message and the server does not reply to the client.