Alcatel-Lucent 6850-48 参考指南
MPLS LDP Commands
OmniSwitch CLI Reference Guide
September 2009
page 24-27
oam lsp-ping
Performs an Operation Administration and Maintenance (OAM) in-band connectivity test for an MPLS
Label Switched Path (LSP).
Label Switched Path (LSP).
[configure] oam lsp-ping prefix ip_prefix/mask [size octets] [ttl label-ttl] [timeout timeout] [interval
interval] [send-count send-count]
interval] [send-count send-count]
Syntax Definitions
ip_prefix
The IP address of the destination node for the LSP.
mask
The subnet mask of the specified destination IP prefix.The value ranges
from 1 to 32.
from 1 to 32.
octets
The MPLS Echo request packet size in octets, expressed as a decimal
integer. The value ranges from 84 to 9194.
integer. The value ranges from 84 to 9194.
label-ttl
The TTL value for the MPLS label, expressed as a decimal integer. The
value ranges from 1 to 255.
value ranges from 1 to 255.
timeout
The amount of time, in seconds, that the router will wait for a message
reply after sending the MPLS Echo request message. The value ranges
from 1 to 10.
reply after sending the MPLS Echo request message. The value ranges
from 1 to 10.
interval
The minimum amount of time that must expire before the next MPLS
Echo request message is sent. The value ranges from 1 to 10.
Echo request message is sent. The value ranges from 1 to 10.
send-count
The number of Echo request messages to send, expressed as a decimal
integer. The value ranges from 1 to 100.
integer. The value ranges from 1 to 100.
Defaults
Platforms Supported
OmniSwitch 9000E
Usage Guidelines
• This command is used to test the path for an existing MPLS Label Distribution Protocol (LDP)
signaled LSP. If the IP address specified is not the destination address for an existing LSP, the ping
will fail.
will fail.
• The in-band LSP connectivity test is performed as described in the IETF RFC 4379.
Parameter
Default
octets
84
label-ttl
255
timeout
5
interval
1
send-count
1