Juniper J-Series Administration Manual page 257

Pinging Layer 2 VPNs
Enter the
235 describes the
user@host> ping mpls l2vpn interface interface-name | instance l2vpn-instance-name
local-site-id local-site-id-number remote-site-id remote-site-id-number
<bottom-label-ttl> <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 119: CLI ping mpls l2vpn Command Options
Option
l2vpn interface
interface-name
l2vpn instance
l2vpn-instance-name
local-site-id
local-site-id-number
remote-site-id
remote-site-id-number
bottom-label-ttl
exp forwarding-class
countnumber
source source-address
detail
Following is sample output from a
user@host> ping mpls l2vpn instance vpn1 remote-site-id 1 local-site-id 2 detail
Request for seq 1, to interface 68, labels <800001, 100176>
Reply for seq 1, return code: Egress-ok
Request for seq 2, to interface 68, labels <800001, 100176>
Reply for seq 2, return code: Egress-ok
Request for seq 3, to interface 68, labels <800001, 100176>
Reply for seq 3, return code: Egress-ok
Request for seq 4, to interface 68, labels <800001, 100176>
Reply for seq 4, return code: Egress-ok
Request for seq 5, to interface 68, labels <800001, 100176>
ping mpls l2vpn command with the following syntax. Table 119 on page
ping mpls l2vpn
ping mpls l2vpn
Description
Sends ping requests out the specified interface configured for the Layer 2 VPN on the outbound
(egress) PE router.
Pings on a combination of the Layer 2 VPN routing instance name, the local site identifier, and
the remote site identifier, testing the integrity of the Layer 2 VPN circuit (specified by the
identifiers) between the inbound (ingress) and outbound PE routers.
(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 . If you do not specify a count, ping requests are continuously sent until
5
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.
Chapter 12: Using Services Router Diagnostic Tools
command options.
command, press Ctrl-C.
ping mpls l2vpn command:
Using CLI Diagnostic Commands
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