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Home Documentation Junos OS Junos CLI Reference CLI Reference S

Junos CLI Reference

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show isis route

date_range 19-Nov-23
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Syntax

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show isis route 
<destination>
<inet | inet6>
<instance instance-name>
<logical-system (all | logical-system-name)>
<topology (ipv4-multicast | ipv6-multicast | ipv6-unicast | unicast)>

Syntax (EX Series Switches and QFX Series)

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show isis route 
<destination>
<inet | inet6>
<instance instance-name>
<topology (ipv4-multicast | ipv6-multicast | ipv6-unicast | unicast)>

Description

Display the routes in the IS-IS routing table.

Options

none

Display all routes in the IS-IS routing table for all supported address families for all routing instances.

destination

(Optional) Destination address for the route.

inet | inet6

(Optional) Display inet (IPv4) or inet6 (IPv6) routes, respectively.

instance instance-name

(Optional) Display routes for the specified routing instance only.

logical-system (all | logical-system-name)

(Optional) Perform this operation on all logical systems or on a particular logical system.

topology (ipv4-multicast | ipv6-multicast | ipv6-unicast | unicast)

(Optional) Display routes for the specified topology only, or use unicast to display information, if available, for both IPv4 and IPv6 unicast topologies.

Required Privilege Level

view

Output Fields

Table 1 describes the output fields for the show isis route command. Output fields are listed in the approximate order in which they appear.

Table 1: show isis route Output Fields

Field Name

Field Description

Current version

Number of the current version of the IS-IS routing table.

L1

Version of Level 1 SPF that was run.

L2

Version of Level 2 SPF that was run.

Prefix or Label

Destination of the route.

L

IS-IS level:

  • 1—Level 1 only

  • 2—Level 2 only

  • 3—Level 1 and Level 2

Version

Version of SPF that generated the route.

Metric

Metric value associated with the route.

Type

Metric type: int (internal) or ext (external).

Interface

Interface to the next hop.

Via

System identifier of the next hop, displayed as a name if possible.

ISO Routes

ISO routing table entries.

snpa

MAC address.

Sample Output

show isis route logical-system

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user@host> show isis route logical-system ls1   
IS-IS routing table             Current version: L1: 8 L2: 11
Prefix             L Version Metric Type Interface    Via
10.9.7.0/30        2      11     20 int  gr-0/2/0.0   h                  
10.9.201.1/32      2      11     60 int  gr-0/2/0.0   h                  
IPV6 Unicast IS-IS routing table             Current version: L1: 9 L2: 11
Prefix             L Version Metric Type Interface    Via
2001:db8:8009:3::a09:3200/126 2      11     20 int gr-0/2/0.0  h

show isis route floodgroup

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user@R2> show isis route floodgroup 49.0001
IS-IS routing table             Current version: L1: 14 L2: 27
IPv4/IPv6 Routes
----------------
Prefix             L Version   Metric Type Interface       NH   Via                 Backup Score
0.0.0.0/0          1      14       10 int  ge-0/0/8.0      IPV4 R1
10.81.3.3/32       1      14       10 int  ge-0/0/8.0      IPV4 R1
10.128.17.202/32   1      14       10 int  ge-0/0/8.0      IPV4 R1

show isis route (CLNS)

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user@host> show isis route    
IS-IS routing table             Current version: L1: 10 L2: 8
IPv4/IPv6 Routes
Prefix             L Version   Metric Type Interface    Via
0.0.0.0/0          1      10       10 int  fe-0/0/1.0   ISIS.0 
ISO Routes
Prefix  L   Version   Metric Type Interface    Via    snpa
0/0     
        1        10       10 int  fe-0/0/1.0   isis.0 0:12:0:34:0:56 47.0005.80ff.f800.0000.0108.0001/104
        1        10        0 int 47.0005.80ff.f800.0000.0108.0001.1921.6800.4001/152
        1        10       10 int  fe-0/0/1.0 isis.0 0:12:0:34:0:56
47.0005.80ff.f800.0000.0108.0001.1921.6800.4002/152
        1        10       20 int  fe-0/0/1.0 isis.0 0:12:0:34:0:56
47.0005.80ff.f800.0000.0108.0002/104
        1        10        0 int 
47.0005.80ff.f800.0000.0108.0002.1921.6800.4001/152
        1        10       10 int  fe-0/0/1.0 isis.0 0:12:0:34:0:56

show isis route

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user@host> show isis route 

IS-IS routing table             Current version: L1: 4 L2: 13
IPv4/IPv6 Routes
----------------
Prefix                   L   Version  Metric Type Interface       NH   Via
10.255.71.52/32          2      13       10   int  ae0.0           IPV4 camaro             
10.255.71.238/32         2      13       20   int  so-6/0/0.0      IPV4 olympic            
                                                   as0.0           IPV4 glacier            
10.255.71.239/32         2      13       20   int  so-6/0/0.0      IPV4 olympic            
                                                   ae0.0           IPV4 camaro             
10.255.71.242/32         2      13       10   int  as0.0           IPV4 glacier            
10.255.71.243/32         2      13       10   int  so-6/0/0.0      IPV4 olympic            
10.12.13.0/30            2      13       20   int  so-6/0/0.0      IPV4 olympic            
10.12.15.0/30            2      13       20   int  so-6/0/0.0      IPV4 olympic            
10.13.15.0/30            2      13       30   int  ae0.0           IPV4 camaro             
                                                   so-6/0/0.0      IPV4 olympic            
                                                   as0.0           IPV4 glacier            
10.13.16.0/30            2      13       25   int  as0.0           IPV4 glacier            
10.14.15.0/30            2      13       20   int  ae0.0           IPV4 camaro             
10.192.1.0/30            2      13       30   int  so-6/0/0.0      IPV4 olympic            
                                                   as0.0           IPV4 glacier            
2001:db8:1eee::/64       2      13       30   int  so-6/0/0.0      IPV6 olympic            
                                                   as0.0           IPV6 glacier            
2001:db8::10:255:71:52/128   2  13       10   int  ae0.0           IPV6 camaro             
2001:db8::10:255:71:238/128  2  13       20   int  so-6/0/0.0      IPV6 olympic            
                                                   as0.0           IPV6 glacier            
2001:db8::10:255:71:239/128  2  13       20   int  so-6/0/0.0      IPV6 olympic            
                                                   ae0.0           IPV6 camaro             
2001:db8::10:255:71:242/128  2  13       10   int  as0.0           IPV6 glacier            
2001:db8::10:255:71:243/128  2  13       10   int  so-6/0/0.0      IPV6 olympic   


MPLS Routes
-----------
Label              L Version   Metric Type Interface       NH     Via
300032 /52         2      38        0 int  lt-1/2/0.13     MPLS   Direct forward to 10.0.7.60(pro-bng3-c-E)
300048 /52         1      27        0 int  lt-1/2/0.12     MPLS   Direct forward to 10.0.6.60(pro-bng3-c-E)
300064 /52         1      27        0 int  lt-1/2/0.12     MPLS   Direct forward to 10.0.6.60(pro-bng3-c-E)
300080 /52         2      38        0 int  lt-1/2/0.12     MPLS   Direct forward to 10.0.6.60(pro-bng3-c-E)
300096 /52         2      38        0 int  lt-1/2/0.12     MPLS   Direct forward to 10.0.6.60(pro-bng3-c-E)
299920 /52         1      27        0 int  lt-1/2/0.14     MPLS   Direct forward to 10.0.10.70(pro-bng3-c-F)
299936 /52         1      27        0 int  lt-1/2/0.14     MPLS   Direct forward to 10.0.10.70(pro-bng3-c-F)
299952 /52         2      38        0 int  lt-1/2/0.14     MPLS   Direct forward to 10.0.10.70(pro-bng3-c-F)
299968 /52         2      38        0 int  lt-1/2/0.14     MPLS   Direct forward to 10.0.10.70(pro-bng3-c-F)
299984 /52         1      27        0 int  lt-1/2/0.13     MPLS   Direct forward to 10.0.7.60(pro-bng3-c-E)
300000 /52         1      27        0 int  lt-1/2/0.13     MPLS   Direct forward to 10.0.7.60(pro-bng3-c-E)
300016 /52         2      38        0 int  lt-1/2/0.13     MPLS   Direct forward to 10.0.7.60(pro-bng3-c-E)

command-name

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user@host>show isis route (SRv6)
IS-IS routing table             Current version: L1: 12 L2: 0
IPv4/IPv6 Routes
----------------
Prefix             L Version   Metric Type Interface       NH   Via                 Backup Score
::10.1.1.1/128      1      12       10 int  ge-0/0/1.0      IPV6 r1_re0
IPv4/IPv6->MPLS Routes
----------------------
Prefix             L Version   Metric Type Interface       NH   Via                 Backup Score
::10.1.1.1/128      1      12       10 int  ge-0/0/1.0      MPLS r1_re0(128.205.51.101)
                                           ge-0/0/0.0      MPLS r3_re0(128.205.51.103)

+SRV6 Routes
+-----------
+Prefix             L Version   Metric Type Interface       NH     Via
+2001:db8:1000::1/128        1      13        0 int
+2001:db8:1000::2/128        1      13        0 int
+2001:db8:1000::21/128       1      13        0 int  ge-0/0/0.0      IPV6   R1

+SRv6->INET6.3 Routes
+--------------------
+Prefix             L Version   Metric Type Interface       NH   Via                 +Backup Score
+2001:db8:3000::1/128        1      13       10 int  ge-0/0/4.0      SRv6 TCNH

Release Information

Command introduced before Junos OS Release 7.4.

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