Juniper J-Series Administration Manual page 256

J-series Services Router Administration Guide
The fields in the display are the same as those displayed by the J-Web ping MPLS
diagnostic tool. For information, see "Ping MPLS Results and Output" on page 222.
Pinging Layer 3 VPNs
Enter the
234 describes the
user@host> ping mpls l3vpn prefix prefix-name
<exp forwarding-class> <count number> <source source-address> <detail>
To quit the
Alternatively, you can use the J-Web interface. (See "Checking MPLS Connections
from the J-Web Interface" on page 219.)
Table 118: CLI ping mpls l3vpn Command Options
Option
l3vpn prefix prefix-name
l3vpn-name
bottom-label-ttl
exp forwarding-class
countnumber
source source-address
detail
Following is sample output from a
user@host> ping mpls l3vpn vpn1 prefix 10.255.245.122/32
!!!!!
--- lsping statistics ---
5 packets transmitted, 5 packets received, 0% packet loss
The fields in the display are the same as those displayed by the J-Web ping MPLS
diagnostic tool. For information, see "Ping MPLS Results and Output" on page 222.
234
Using CLI Diagnostic Commands
ping mpls l3vpn command with the following syntax. Table 118 on page
ping mpls l3vpn
ping mpls l3vpn
Description
Pings the remote host specified by the prefix to verify that the prefix is present in the PE router's
VPN routing and forwarding (VRF) table. This option does not test the connectivity between a
PE router and a CE router.
(Optional) Layer 3 VPN name.
(Optional) Displays the time-to-live (TTL) value for the bottom label in the MPLS label stack.
(Optional) Specifies the value of the forwarding class to be used in the MPLS ping packets.
(Optional) Limits the number of ping requests to send. Specify a count from
The default value is 5 . If you do not specify a count, ping requests are continuously sent until
you press Ctrl-C.
(Optional) Uses the source address that you specify, in the ping request packet.
(Optional) Displays detailed output about the echo requests sent and received. Detailed output
includes the MPLS labels used for each request and the return codes for each request.
command options.
<l3vpn-name> <bottom-label-ttl>
command, press Ctrl-C.
ping mpls l3vpn command:
through .
0 1,000,000