traceroute srv6
Syntax
routing-options {
source-packet-routing {
srv6 {
+ oam {
+ traceoptions {
file;
flag {
all;
configuration;
database;
network;
pipe;
rpc-packet-details;
traceroute;
)
}
}
}
}
}
Description
An SRv6 segment is a 128-bit value Segment Identifier (SID) often used as a shorter reference for SRv6 Segment. Traceroute to a SID is used for hop-by-hop fault localization and to trace path to a SID.
Options
| logical-system |
(Optional) Specify the name of the logical system for the traceroute attempt. |
| retries retries-number |
(Optional) Specify the number of times to resend probe values.
|
| routing-instance routing-instance-name |
(Optional) Specify the name of the routing instance for the traceroute attempt. |
| source source-address |
(Optional) Specify the source address of the outgoing traceroute packets. |
| ttl value |
(Optional) Specify the maximum time-to-live value to include in the traceroute request, in seconds.
|
| wait seconds |
(Optional) Specify the number of seconds to wait before resending a probe.
|
Required Privilege Level
network
Output Fields
traceroute srv6 describes the output fields for the
traceroute srv6 isis command and the traceroute srv6
spring-te commands. Output fields are listed in the approximate order
in which they appear.
|
Field Name |
Field Description |
|---|---|
|
host |
IPv6 loopback address or SRv6 SID of remote host. |
|
logical-system |
Name of logical system. |
|
probe-icmp |
Use the ICMP echo request for probes. |
|
retries |
Number of times to resend the probe. |
|
routing-instance |
Name of routing instance for traceroute attempt. |
|
source |
Source address used when you send probes. |
|
tos |
Value for IPv6 type-of-service. |
|
ttl |
Time to live value of the labeled packet. |
|
wait |
Number of seconds to wait before resending probe. |
|
Field Name |
Field Description |
|---|---|
|
logical-system |
Name of logical system. |
|
nexthop-address |
Nexthop IP address for the traceroute packet. |
|
nexthop-interface |
Outgoing interface for the traceroute packet. |
|
no-resolve |
Do not attempt to print the addresses symbolically. |
|
probe-icmp |
Use the ICMP echo request for probes. |
|
retries |
Number of times to resend the probe. |
|
routing-instance |
Name of routing instance for traceroute attempt. |
|
sids |
SRv6 SIDs in srv6-stack. |
|
source |
Source address used when you send probes. |
|
tos |
Value for IPv6 type-of-service. |
|
ttl |
Time to live value of the labeled packet. |
|
wait |
Number of seconds to wait before resending probe. |
Sample Output
Output for ISIS SRv6
user@router> traceroute srv6 isis 3000::1
traceroute: to destination 3000::1, 64 hops max, retries 3
1 ::21.0.1.2 7.153 ms 4.191 ms 2.652 ms
2 ::21.1.2.2 2.652 ms 7.153 ms 4.191 ms
3 ::21.2.3.2 7.323 ms 2.652 ms 7.153 ms
Output for IPv6/SRv6
user@router> traceroute srv6 spring-te sids-stack sids [ 5000::1 3000::1 ] nexthop-interface ge-0/0/0.0 nexthop-address ::21.0.1.2
traceroute: to destination 5000::1, 64 hops max, retries 3
1 ::21.0.1.2 3.532 ms 4.191 ms 2.652 ms
DA: 3000::1
SRH:( 5000::1, 3000::1; SL=1)
2 ::21.1.2.2 9.573 ms 3.532 ms 4.191 ms
DA: 3000::1
SRH:( 5000::1, 3000::1; SL=1)
3 3333::3 5.253 ms 3.532 ms 4.191 ms
DA: 3000::1
SRH:( 5000::1, 3000::1; SL=1)
4 ::21.3.5.2 6.800 ms 4.191 ms 2.652 ms
DA: 5000::1Release Information
Command introduced in Junos OS Release 22.3R1.