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H3C Technologies H3C WX3000E Series Wireless Switches User Manual

Page 43

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29

Step Command

Remarks

3.

Set the format for usernames
sent to the RADIUS servers.

user-name-format { keep-original
| with-domain | without-domain }

Optional.
By default, the ISP domain name is

included in a username.

4.

Specify the unit for data flows
or packets sent to the RADIUS

servers.

data-flow-format { data { byte |
giga-byte | kilo-byte |
mega-byte } | packet

{ giga-packet | kilo-packet |

mega-packet | one-packet } }*

Optional.
The default unit is byte for data
flows and one-packet for data

packets.

NOTE:

If a RADIUS scheme defines that the username is sent without the ISP domain name, do not apply the
RADIUS scheme to more than one ISP domain. Otherwise, users using the same username but in

different ISP domains are considered the same user.

For level switching authentication, the user-name-format keep-original and user-name-format
without-domain commands produce the same results: they make sure usernames sent to the RADIUS
server carry no ISP domain name.

Specifying the source IP address for outgoing RADIUS packets

The source IP address of RADIUS packets that a NAS sends must match the IP address of the NAS
configured on the RADIUS server. A RADIUS server identifies a NAS by its IP address. Upon receiving a

RADIUS packet, a RADIUS server checks whether the source IP address of the packet is the IP address of

any managed NAS. If yes, the server processes the packet. If not, the server drops the packet.
Usually, the source address of outgoing RADIUS packets can be the IP address of the NAS's any
interface that can communicate with the RADIUS server. In some special scenarios, however, you must

change the source IP address. For example, if a Network Address Translation (NAT) device is present

between the NAS and the RADIUS server, the source IP address of outgoing RADIUS packets must be a

public IP address of the NAS. If the NAS is configured with the Virtual Router Redundancy Protocol (VRRP)

for stateful failover, the source IP address of outgoing RADIUS packets can be the virtual IP address of the
VRRP group that the uplink belongs to.
You can specify a source IP address for outgoing RADIUS packets in RADIUS scheme view for a specific

RADIUS scheme, or in system view for all RADIUS schemes. Before sending a RADIUS packet, a NAS

selects a source IP address in this order:

1.

The source IP address specified for the RADIUS scheme.

2.

The source IP address specified in system view.

3.

The IP address of the outbound interface specified by the route.

To specify a source IP address for all RADIUS schemes:

Step Command

Remarks

1.

Enter system view.

system-view

N/A

2.

Specify a source IP address
for outgoing RADIUS packets.

radius nas-ip { ip-address | ipv6
ipv6-address }

By default, the IP address of the
outbound interface is used as the

source IP address.

To specify a source IP address for a specific RADIUS scheme: