H3C Technologies H3C SecBlade LB Cards - Manual (Page 120)

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Step Command Remarks
6. Configure the string to be
filled in the payload of each
ICMP echo request.
data-fill string
Optional.
By default, the string is the hexadecimal
number 00010203040506070809.
7. Specify the VPN where the
operation is performed.
vpn-instance
vpn-instance-name
Optional.
By default, the operation is performed on the
public network.
This command is available only for the ICMP
echo operation.
8. Specify the source interface
and the source IP address of
ICMP echo requests.
• Approach 1:
source interface
interface-type
interface-number
• Approach 2:
source ip ip-address
Optional.
By default, no source interface or source IP
address is configured. The requests take the
primary IP address of the outgoing interface
as their source IP address.
If you configure both the source ip command
and the source interface command, the
source ip command takes effect.
The specified source interface must be up.
The source IP address must be the IP address
of a local interface and the interface must be
up.
9. Configure the next hop IP
address for ICMP echo
requests. next-hop ip-address
Optional.
By default, no next hop IP address is
configured.
Configuring a DHCP operation
A DHCP operation measures the time the NQA client uses to get an IP address from a DHCP server.
The specified interface simulates the DHCP client to acquire an IP address and it does not change its IP
address.
When the DHCP operation completes, the NQA client sends a packet to release the obtained IP address.
To configure a DHCP operation:
Step Command Remarks
1. Enter system view. system-view N/A
2. Create an NQA operation
and enter NQA operation
view.
nqa entry admin-name
operation-tag
By default, no NQA operation is created.
3. Specify the DHCP type and
enter its view.
type dhcp N/A
4. Specify an interface to
perform the DHCP operation.
operation interface
interface-type
interface-number
By default, no interface is specified to perform
a DHCP operation.
The specified interface must be up. Otherwise,
no probe packets can be sent out.