IES-1248-51 User’s Guide
Chapter 27 DHCP Relay
179
The following table describes the labels in this screen.
Table 44
DHCP Relay
LABEL
DESCRIPTION
Enable DHCP Relay: Enable DHCP relay to have the IES-1248-51 relay DHCP requests to a DHCP
server and the server’s responses back to the clients.
Relay Mode
Specify how the IES-1248-51 relays DHCP requests.
Auto
- The IES-1248-51 routes DHCP requests to the active server for each
VLAN.
Both
- The IES-1248-51 routes DHCP requests to the primary and secondary
server for each VLAN, regardless of which one is active.
Enable Option82
Sub-option1
Enable DHCP relay info to have the IES-1248-51 add the originating port
numbers to DHCP requests that it relays to a DHCP server.
Sub-option1 (Circuit
ID)
Use this field to specify up to 23 ASCII characters of additional information for
the IES-1248-51 to add to the DHCP requests that it relays to a DHCP server.
Examples of information you could add would be the chassis number of the IES-
1248-51 or the ISP’s name.
Enable Option82
Sub-option2
Enable DHCP relay info to have the IES-1248-51 add the sub-option 2 (Remote
ID) to DHCP requests that it relays to a DHCP server.
Sub-option2
(Remote ID)
Use this field to specify up to 23 ASCII characters of additional information for
the IES-1248-51 to add to the DHCP requests that it relays to a DHCP server.
Apply
Click
Apply
to save your changes to the IES-1248-51’s volatile memory. The
IES-1248-51 loses these changes if it is turned off or loses power, so use the
Config Save
link on the navigation panel to save your changes to the non-
volatile memory when you are done configuring.
Cancel
Click
Cancel
to begin configuring this screen afresh.
VLAN ID
Enter the ID of the VLAN served by the specified DHCP relay(s). Enter 0 to set
up the IP address(es) of the default DHCP relay(s).
Primary Server IP
Enter the IP address of one DHCP server to which the switch should relay
DHCP requests for the selected VLAN.
Secondary Server IP Enter the IP address of a second DHCP server to which the switch should relay
DHCP requests for the selected VLAN. Enter 0.0.0.0 if there is only one DHCP
relay for the selected VLAN.
Active Server
This field has no effect if the
Relay Mode
is
Both
. If the
Relay Mode
is
Auto
,
select which DHCP server (the primary one or the secondary one) to which the
IES-1248-51 should relay DHCP requests for the selected VLAN.
Apply
Click
Apply
to save your changes to the IES-1248-51’s volatile memory. The
IES-1248-51 loses these changes if it is turned off or loses power, so use the
Config Save
link on the navigation panel to save your changes to the non-
volatile memory when you are done configuring.
Cancel
Click
Cancel
to begin configuring this screen afresh.
Server List
This section lists the DHCP servers that are already set up for each VLAN. An
asterisk in parentheses (*) indicates which DHCP server is active for each
VLAN.
Index
This is a sequential value, and it is not associated with any entry. The entries are
sorted by VLAN ID.
VLAN ID
This field displays the ID of the VLAN served by the specified DHCP relay(s).
Primary Server IP
This field displays the IP address of one DHCP server to which the switch should
relay DHCP requests.
Содержание IES-1248-51
Страница 1: ...IES 1248 51 ADSL2 IP DSLAM User s Guide Version 3 51 ABQ 1 3 2006 ...
Страница 4: ...IES 1248 51 User s Guide 4 Interference Statements and Warnings ...
Страница 22: ...IES 1248 51 User s Guide 22 Table of Contents Index 379 ...
Страница 30: ...IES 1248 51 User s Guide 30 List of Figures ...
Страница 34: ...IES 1248 51 User s Guide 34 List of Tables ...
Страница 47: ...IES 1248 51 User s Guide Chapter 2 Hardware Installation 47 Figure 6 IES 1248 51 Frame Ground Frame Ground ...
Страница 48: ...IES 1248 51 User s Guide 48 Chapter 2 Hardware Installation ...
Страница 62: ...IES 1248 51 User s Guide 62 Chapter 4 MDF Connections ...
Страница 73: ...IES 1248 51 User s Guide Chapter 7 Introducing the Web Configurator 73 Figure 29 Logout ...
Страница 74: ...IES 1248 51 User s Guide 74 Chapter 7 Introducing the Web Configurator ...
Страница 88: ...IES 1248 51 User s Guide 88 Chapter 9 Home and Port Statistics Screens ...
Страница 90: ...IES 1248 51 User s Guide 90 Chapter 10 System Information Figure 44 System Info ...
Страница 98: ...IES 1248 51 User s Guide 98 Chapter 12 User Account ...
Страница 104: ...IES 1248 51 User s Guide 104 Chapter 13 Switch Setup ...
Страница 106: ...IES 1248 51 User s Guide 106 Chapter 14 IP Setup ...
Страница 126: ...IES 1248 51 User s Guide 126 Chapter 16 xDSL Port Setup ...
Страница 140: ...IES 1248 51 User s Guide 140 Chapter 17 xDSL Profiles Setup ...
Страница 154: ...IES 1248 51 User s Guide 154 Chapter 19 VLAN ...
Страница 188: ...IES 1248 51 User s Guide 188 Chapter 28 2684 Routed Mode ...
Страница 192: ...IES 1248 51 User s Guide 192 Chapter 30 Syslog ...
Страница 210: ...IES 1248 51 User s Guide 210 Chapter 33 Alarm ...
Страница 240: ...IES 1248 51 User s Guide 240 Chapter 38 Commands ...
Страница 256: ...IES 1248 51 User s Guide 256 Chapter 40 Alarm Commands ...
Страница 262: ...IES 1248 51 User s Guide 262 Chapter 41 DHCP Relay Commands ...
Страница 282: ...IES 1248 51 User s Guide 282 Chapter 44 IGMP Commands ...
Страница 286: ...IES 1248 51 User s Guide 286 Chapter 45 Packet Filter Commands ...
Страница 292: ...IES 1248 51 User s Guide 292 Chapter 46 IP Commands ...
Страница 302: ...IES 1248 51 User s Guide 302 Chapter 48 SNMP ...
Страница 338: ...IES 1248 51 User s Guide 338 Chapter 49 ADSL Commands ...
Страница 358: ...IES 1248 51 User s Guide 358 Chapter 50 Virtual Channel Management ...
Страница 370: ...IES 1248 51 User s Guide 370 Chapter 51 Troubleshooting ...
Страница 378: ...IES 1248 51 User s Guide 378 ...