show isis spf
Syntax
show isis spf (brief | log | results) <instance instance-name> <level (1 | 2)> <logical-system (all | logical-system-name)> <topology (ipv4-multicast | ipv6-multicast | ipv6-unicast | unicast)>
Syntax (EX Series Switches)
show isis spf (brief | log | results) <instance instance-name> <level (1 | 2)> <topology (ipv4-multicast | ipv6-multicast | ipv6-unicast | unicast)>
Description
Display information about IS-IS shortest-path-first (SPF) calculations.
Options
| brief | Display an overview of SPF calculations. |
| log | Display the log of SPF calculations. |
| results | Display the results of SPF calculations. |
| instance instance instance-name | (Optional) Display SPF calculations for the specified routing instance. |
| level (1 | 2) | (Optional) Display SPF calculations for the specified IS-IS level. |
| log | Display the log of SPF calculations. |
| logical-system (all | logical-system-name) | (Optional) Perform this operation on all logical systems or on a particular logical system. |
| results | Display the results of SPF calculations. |
| topology (ipv4-multicast | ipv6-multicast | ipv6-unicast | unicast) | (Optional) Display SPF calculations for the specified topology only. |
Required Privilege Level
view
Output Fields
Table 1 describes
the output fields for the show isis spf command. Output
fields are listed in the approximate order in which they appear.
Field Name |
Field Description |
|---|---|
Node |
System ID of a node. |
Metric |
Metric to the node. |
Interface |
Interface of the next hop. |
Via |
System ID of the next hop. |
SNPA |
Subnetwork point of attachment (MAC address of the next hop). |
Start time |
( |
Elapsed (secs) |
( |
Count |
( |
Reason |
( |
Sample Output
show isis spf log
user@host> show isis spf log logical-system lsl IS-IS level 1 SPF log: Start time Elapsed (secs) Count Reason Fri Oct 31 12:41:18 0.000069 1 Reconfig Fri Oct 31 12:41:18 0.000107 3 Updated LSP fix.00-00 Fri Oct 31 12:41:18 0.000050 3 Address change on so-1/2/2.0 Fri Oct 31 12:41:23 0.000033 1 Updated LSP fix.00-00 Fri Oct 31 12:41:28 0.000178 5 New adjacency scat on ge-1/1/0.0 Fri Oct 31 12:41:59 0.000060 1 Updated LSP fix.00-00 Fri Oct 31 12:42:30 0.000161 2 Multi area attachment change Fri Oct 31 12:56:58 0.000198 1 Periodic SPF Fri Oct 31 13:10:29 0.000209 1 Periodic SPF IS-IS level 2 SPF log: Start time Elapsed (secs) Count Reason Fri Oct 31 12:41:18 0.000035 1 Reconfig Fri Oct 31 12:41:18 0.000047 2 Updated LSP fix.00-00 Fri Oct 31 12:41:18 0.000043 5 Address change on gr-0/2/0.0 Fri Oct 31 12:41:23 0.000022 1 Updated LSP fix.00-00 Fri Oct 31 12:41:59 0.000144 3 New adjacency h on gr-0/2/0.0 Fri Oct 31 12:42:30 0.000257 3 New LSP skag.00-00 Fri Oct 31 12:54:37 0.000195 1 Periodic SPF Fri Oct 31 12:55:50 0.000178 1 Updated LSP fix.00-00 Fri Oct 31 12:55:55 0.000174 1 Updated LSP h.00-00 Fri Oct 31 12:55:58 0.000176 1 Updated LSP skag.00-00 Fri Oct 31 13:08:14 0.000198 1 Periodic SPF IPV6 Unicast IS-IS level 1 SPF log: Start time Elapsed (secs) Count Reason Fri Oct 31 12:41:18 0.000028 1 Reconfig Fri Oct 31 12:41:18 0.000043 3 Updated LSP fix.00-00 Fri Oct 31 12:41:18 0.000112 4 Updated LSP fix.00-00 Fri Oct 31 12:41:23 0.000059 1 Updated LSP fix.00-00 Fri Oct 31 12:41:25 0.000041 1 Updated LSP fix.00-00 Fri Oct 31 12:41:28 0.000103 5 New adjacency scat on ge-1/1/0.0 Fri Oct 31 12:41:59 0.000040 1 Updated LSP fix.00-00 Fri Oct 31 12:42:30 0.000118 2 Multi area attachment change Fri Oct 31 12:56:08 0.000289 1 Periodic SPF Fri Oct 31 13:11:07 0.000214 1 Periodic SPF IPV6 Unicast IS-IS level 2 SPF log: Start time Elapsed (secs) Count Reason Fri Oct 31 12:41:18 0.000027 1 Reconfig Fri Oct 31 12:41:18 0.000039 2 Updated LSP fix.00-00 Fri Oct 31 12:41:18 0.000049 6 Updated LSP fix.00-00 Fri Oct 31 12:41:23 0.000025 1 Updated LSP fix.00-00 Fri Oct 31 12:41:25 0.000023 1 Updated LSP fix.00-00 Fri Oct 31 12:41:59 0.000087 3 New adjacency h on gr-0/2/0.0 Fri Oct 31 12:42:30 0.000123 3 New LSP skag.00-00 Fri Oct 31 12:55:50 0.000121 1 Updated LSP fix.00-00 Fri Oct 31 12:55:55 0.000121 1 Updated LSP h.00-00 Fri Oct 31 12:55:58 0.000121 1 Updated LSP skag.00-00 Fri Oct 31 13:09:46 0.000201 1 Periodic SPF ...
show isis spf results logical-system
user@host> show isis spf results logical-system ls1
IS-IS level 1 SPF results:
Node Metric Interface Via SNPA
scat.00 10 ge-1/1/0.0 scat 0:90:69:a6:48:9d
20 10.9.1.0/30
fix.02 10
fix.00 0
10 10.9.1.0/30
10 10.9.5.0/30
10 10.9.6.0/30
20 10.9.7.0/30
60 10.9.201.1/32
3 nodes
IS-IS level 2 SPF results:
Node Metric Interface Via SNPA
skag.00 20 gr-0/2/0.0 h
30 10.9.7.0/30
skag.02 20 gr-0/2/0.0 h
h.00 10 gr-0/2/0.0 h
20 10.9.6.0/30
20 10.9.7.0/30
60 10.9.201.1/32
fix.00 0
10 10.9.1.0/30
10 10.9.5.0/30
10 10.9.6.0/30
4 nodes
IPV6 Unicast IS-IS level 1 SPF results:
Node Metric Interface Via SNPA
scat.00 10 ge-1/1/0.0 scat 0:90:69:a6:48:9d
ge-1/1/0.0 scat 0:90:69:a6:48:9d
20 8009:1::a09:1400/126
fix.02 10
fix.00 0
10 8009:1::a09:1400/126
10 8009:2::a09:1e00/126
20 8009:3::a09:3200/126
10 8009:4::a09:2800/126
3 nodes
IPV6 Unicast IS-IS level 2 SPF results:
Node Metric Interface Via SNPA
skag.00 20 gr-0/2/0.0 h
gr-0/2/0.0 h
30 8009:3::a09:3200/126
skag.02 20 gr-0/2/0.0 h
gr-0/2/0.0 h
h.00 10 gr-0/2/0.0 h
gr-0/2/0.0 h
20 8009:3::a09:3200/126
20 8009:4::a09:2800/126
fix.00 0
10 8009:1::a09:1400/126
10 8009:2::a09:1e00/126
10 8009:4::a09:2800/126
4 nodes
Multicast IS-IS level 1 SPF results:
Node Metric Interface Via SNPA
scat.00 10 ge-1/1/0.0 scat 0:90:69:a6:48:9d
fix.02 10
fix.00 0
3 nodes
Multicast IS-IS level 2 SPF results:
Node Metric Interface Via SNPA
skag.00 20 gr-0/2/0.0 h
skag.02 20 gr-0/2/0.0 h
h.00 10 gr-0/2/0.0 h
fix.00 0
4 nodes
...
show isis spf results (CLNS)
user@host> show isis spf results
IS-IS level 1 SPF results:
Node Metric Interface Via SNPA
skag.00 10 fe-0/0/1.0 toothache 0:12:0:34:0:56
fe-0/0/1.0 toothache 0:12:0:34:0:56
20 192.168.37.64/29
10 1921.6800.4001
20 1921.6800.4002
pro1-a.02 10
pro1-a.00 0
0 10.255.245.1/32
10 192.168.37.64/29
0 1921.6800.4211
3 nodes
IS-IS level 2 SPF results:
Node Metric Interface Via SNPA
skag.00 10 fe-0/0/1.0 toothache 0:12:0:34:0:56
fe-0/0/1.0 toothache 0:12:0:34:0:56
20 10.255.245.1/32
20 192.168.37.64/29
20 47.0005.80ff.f800.0000.0109.0010/104
pro1-a.02 10
pro1-a.00 0
0 10.255.245.1/32
10 192.168.37.64/29
3 nodes
Release Information
Command introduced before Junos OS Release 7.4.