Introduction to DHCP Accounting
293
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Length: Two bytes, identifying the total length of the accounting packet.
■
Authenticator: 16 bytes, identifying the information between the RADIUS server
and client.
The Attributes field contains multiple sub-fields. The content of the Attributes field is
slightly different between an Accounting START packet and an Accounting STOP
packet, as described in the following text.
Structure of the Attributes field of an Accounting START packet
■
Acct session ID: Session ID used to match Accounting START packets with
Accounting STOP packets. The Accounting START and Accounting STOP packets in
the same group must have the same Acct session ID. This sub-field uniquely
identifies a session.
■
Framed IP address: IP address already assigned to the DHCP client by the DHCP
server.
■
Calling Station ID: MAC address of the DHCP client.
■
Acct Authentic: Indicates whether or not the DHCP client needs to be
authenticated and the authentication method. As DHCP clients are not
authenticated, the value of this sub-field is 0, which means undefined.
■
Acct Status Type: Accounting status type. The value of this sub-field is 1, which
means to start account.
■
Service Type: Type of the service the user applies for.
■
NAS IP Address: IP address of the network access server (NAS).
■
Acct Delay Time: Time delay (in seconds) in sending accounting packets.
Structure of the Attributes field of an Accounting STOP packet
■
Acct session ID: Session ID used to match Accounting START packets with
Accounting STOP packets. The Accounting START and Accounting STOP packets in
the same group must have the same Acct session ID. This sub-field uniquely
identifies a session.
■
Framed IP address: IP address already assigned to the DHCP client by the DHCP
server.
■
Calling Station ID: MAC address of the DHCP client.
■
Acct Authentic: Indicates whether or not the DHCP client needs to be
authenticated and the authentication method. As DHCP clients are not
authenticated, the value of this sub-field is 0, which means undefined.
■
Acct Session Time: Lease time (in seconds) of the IP address assigned to the DHCP
client.
■
Acct Terminate Cause: Cause of reclaiming the IP address from the DHCP client.
The value of this sub-field is 5, which means session timeout.
■
Acct Status Type: Accounting status type. The value of this sub-field is 2, which
means to stop accounting.
■
Service Type: Type of the service the user applies for.
■
NAS IP Address: IP address of the NAS.
■
Acct Delay Time: Time delay (in seconds) in sending accounting packets.
Содержание 5500 SI - Switch - Stackable
Страница 24: ...24 ABOUT THIS GUIDE...
Страница 30: ...30 CHAPTER 1 GETTING STARTED Figure 3 Setting up a New Connection Figure 4 Configuring the Port for Connection...
Страница 50: ...50 CHAPTER 1 GETTING STARTED...
Страница 54: ...54 CHAPTER 2 ADDRESS MANAGEMENT CONFIGURATION...
Страница 78: ...78 CHAPTER 3 PORT OPERATION...
Страница 88: ...88 CHAPTER 4 XRN CONFIGURATION...
Страница 122: ...122 CHAPTER 8 VLAN VPN CONFIGURATION...
Страница 216: ...216 CHAPTER 15 SSH TERMINAL SERVICES...
Страница 268: ...268 CHAPTER 16 IP ROUTING PROTOCOL OPERATION...
Страница 308: ...308 CHAPTER 17 NETWORK PROTOCOL OPERATION...
Страница 349: ...349...
Страница 350: ...350 CHAPTER 18 MULTICAST PROTOCOL...
Страница 522: ...522 CHAPTER 22 FILE SYSTEM MANAGEMENT...
Страница 584: ...584 CHAPTER 30 PASSWORD CONTROL CONFIGURATION OPERATIONS...
Страница 600: ...600 CHAPTER 31 MSDP CONFIGURATION...
Страница 614: ...614 CHAPTER 32 CLUSTERING...
Страница 670: ...670 CHAPTER C AUTHENTICATING THE SWITCH 5500 WITH CISCO SECURE ACS...