show isis database
List of Syntax
SyntaxSyntax (EX Series Switches and QFX Series)
Syntax
Syntax (EX Series Switches and QFX Series)
Release Information
Command introduced before Junos OS Release 7.4.
Description
Display the entries in the Intermediate System-to-Intermediate System (IS-IS) link-state database, which contains data about PDU packets.
Options
Required Privilege Level
view
Related Documentation
List of Sample Output
show isis databaseshow isis database brief
show isis database detail
show isis database extensive (TI-LFA for IS-IS v6)
Output Fields
Table 1 describes the output fields for the show isis database command. Output fields are listed in the approximate order in which they appear. Fields that contain internal IS-IS information useful only in troubleshooting obscure problems are not described in the table. For more details about these fields, contact your customer support representative.
Table 1: show isis database Output Fields
Field Name | Field Description | Level of Output |
|---|---|---|
Interface name | Name of the interface on which the link-state PDU has been received; always IS-IS for this command. | All levels |
level | Level of intermediate system:
| All levels |
LSP ID | Link-state PDU identifier. | All levels |
Sequence | Sequence number of the link-state PDU. | All levels |
Checksum | Checksum value of the link-state PDU. | All levels |
Lifetime (secs) | Remaining lifetime of the link-state PDU, in seconds. | All levels |
Attributes | Attributes of the specified database: L1, L2, Overload, or Attached (L1 only). | none brief |
# LSPs | Total number of link-state PDUs in the specified link-state database. | none brief |
IP prefix | Prefix advertised by this link-state PDU. | detail extensive |
IS neighbor | IS-IS neighbor of the advertising system. | detail extensive |
IP prefix | IPv4 prefix advertised by this link-state PDU. | detail extensive |
V6 prefix | IPv6 prefix advertised by this link-state PDU. | detail extensive |
Metric | Metric of the prefix or neighbor. | detail extensive |
Header |
| extensive |
Packet |
| extensive |
TLVs |
| extensive |
P2P SRv6 END-X-SID | Point-to-Point function END-X-SID for SRv6 adjacency | extensive |
SRv6 Locator | Locator address to which the END-X-SID is attached. | extensive |
SRv6 Capability | ID and flag indicating the segment routing capability of the device. | extensive |
Flavor | Behavior of the END-X-SID function. This field can have the following values:
| extensive |
SRv6 Maximum Segments Left | Maximum number of segments left for processing. If no value is advertised, then it is set to 0. | extensive |
Sample Output
show isis database
user@host> show isis database
IS-IS level 1 link-state database: LSP ID Sequence Checksum Lifetime Attributes kobuk.00-00 0x3 0x3167 1057 L1 L2 camaro.00-00 0x5 0x770e 1091 L1 L2 ranier.00-00 0x4 0xaa95 1091 L1 L2 glacier.00-00 0x4 0x206f 1089 L1 L2 glacier.02-00 0x1 0xd141 1089 L1 L2 badlands.00-00 0x3 0x87a2 1093 L1 L2 6 LSPs IS-IS level 2 link-state database: LSP ID Sequence Checksum Lifetime Attributes kobuk.00-00 0x6 0x8d6b 1096 L1 L2 camaro.00-00 0x9 0x877b 1101 L1 L2 ranier.00-00 0x8 0x855d 1103 L1 L2 glacier.00-00 0x7 0xf892 1098 L1 L2 glacier.02-00 0x1 0xd141 1089 L1 L2 badlands.00-00 0x6 0x562 1105 L1 L2 6 LSPs
show isis database brief
The output for the show isis database brief command is identical to that for the show isis database command. For sample output, see show isis database.
show isis database detail
user@host> show isis database logical-system
CE3 sisira.00-00 detail
IS-IS level 1 link-state database:
sisira.00-00 Sequence: 0x11, Checksum: 0x10fc, Lifetime: 975 secs
IS neighbor: hemantha-CE3.02 Metric: 10
ES neighbor: 0015.0015.0015 Metric: 10 Down
ES neighbor: 0025.0025.0025 Metric: 10 Down
ES neighbor: 0030.0030.0030 Metric: 10 Down
ES neighbor: 0040.0040.0040 Metric: 10 Down
ES neighbor: sisira Metric: 0
IP prefix: 1.0.0.0/24 Metric: 10 External Down
IP prefix: 3.0.0.0/24 Metric: 10 External Down
IP prefix: 4.0.0.0/24 Metric: 10 External Down
IP prefix: 5.0.0.0/24 Metric: 10 Internal Up
IP prefix: 15.15.15.15/32 Metric: 10 External Down
IP prefix: 25.25.25.25/32 Metric: 10 External Down
IP prefix: 30.30.30.30/32 Metric: 10 External Down
IP prefix: 40.40.40.40/32 Metric: 10 External Down
IP prefix: 60.60.60.60/32 Metric: 0 Internal Up
IS-IS level 2 link-state database:
sisira.00-00 Sequence: 0x13, Checksum: 0x69ac, Lifetime: 993 secs
IS neighbor: hemantha-CE3.02 Metric: 10
IP prefix: 1.0.0.0/24 Metric: 10 External Down
IP prefix: 3.0.0.0/24 Metric: 10 External Down
IP prefix: 4.0.0.0/24 Metric: 10 External Down
IP prefix: 5.0.0.0/24 Metric: 10 Internal Up
IP prefix: 15.15.15.15/32 Metric: 10 External Down
IP prefix: 25.25.25.25/32 Metric: 10 External Down
IP prefix: 30.30.30.30/32 Metric: 10 External Down
IP prefix: 40.40.40.40/32 Metric: 10 External Down
IP prefix: 50.50.50.50/32 Metric: 10 Internal Up
IP prefix: 60.60.60.60/32 Metric: 0 Internal Up
ISO prefix: 60.0006.80ff.f800.0000.0108.0001.0015.0015.0015/152
Metric: 10 External Down
ISO prefix: 60.0006.80ff.f800.0000.0108.0001.0025.0025.0025/152
Metric: 10 External Down
ISO prefix: 60.0006.80ff.f800.0000.0108.0001.0030.0030.0030/152
Metric: 10 External Down
ISO prefix: 60.0006.80ff.f800.0000.0108.0001.0040.0040.0040/152
Metric: 10 External Down
ISO prefix: 60.0006.80ff.f800.0000.0108.0001.0060.0060.0060/152
Metric: 0 Internal Upshow isis database extensive (TI-LFA for IS-IS v6)
user@host> show isis database extensive TLVs:
Area address: 47.0005.80ff.f800.0000.0108.0001 (13)
LSP Buffer Size: 1492
Speaks: IP
Speaks: IPV6
IP router id: 1.1.1.1
IP address: 1.1.1.1
Hostname: r1_re0
IS neighbor: r0_re.00, Internal, Metric: default 10
IS neighbor: r1_re0.02, Internal, Metric: default 10
Extended IS Reachability TLV, Type: 22, Length: 154
IS extended neighbor: r0_re.00, Metric: default 10 SubTLV len: 72
IPv6 address: ::10.1.1.1
Neighbor's IPv6 address: ::10.1.1.10
Local interface index: 333, Remote interface index: 333
P2P IPV6 Adj-SID - Flags:0xf0(F:1,B:1,V:1,L:1,S:0,P:0), Weight:0, Label: 24
P2P IPv6 Adj-SID: 24, Weight: 0, Flags: FBVL—
IS-IS level 1 link-state database:
R2_re.00-00 Sequence: 0x6, Checksum: 0x9f29, Lifetime: 553 secs
IS neighbor: R2_re.02 Metric: 10
Two-way fragment: R2_re.02-00, Two-way first fragment: R2_re.02-00
LAN IPv6 Adj-SID: 299776, Weight: 0, Neighbor: R4_re, Flags: F-VL--
IS neighbor: R1_re.02 Metric: 10
Two-way fragment: R1_re.02-00, Two-way first fragment: R1_re.02-00
LAN IPv6 Adj-SID: 299792, Weight: 0, Neighbor: R1_re, Flags: F-VL--
V6 prefix: 2::/24 Metric: 0 Internal Up
V6 prefix: 10:12:12::/96 Metric: 10 Internal Up
V6 prefix: 10:24:24::/96 Metric: 10 Internal Up
…..
TLVs:
Area address: 47.0005.80ff.f800.0000.0108.0001 (13)
LSP Buffer Size: 1492
Speaks: IP
Speaks: IPV6
IP router id: 2.2.2.2
IP address: 2.2.2.2
Hostname: R2_re
IS neighbor: r5_re0.00, Internal, Metric: default 10
IS neighbor: r0_re0.00, Internal, Metric: default 10
IS neighbor: r0_re0.00, Internal, Metric: default 10
Extended IS Reachability TLV, Type: 22, Length: 120
IS extended neighbor: r5_re0.00, Metric: default 10 SubTLV len: 29
IP address: 40.1.1.3
Neighbor's IP address: 40.1.1.5
Local interface index: 334, Remote interface index: 334
P2P IPV6 Adj-SID - Flags:0xb0(F:1,B:0,V:1,L:1,S:0,P:0), Weight:0, Label: 18
P2P IPv6 Adj-SID: 18, Weight: 0, Flags: F-VL--
+P2P SRV6 END-X-SID:7000::11 , Flags:--P, Weight:0
+ Flags:0x20(B:0,S:0,P:1), Flavor: USD
….
….
SRv6 Locator: 2::/24, Metric: 0, MTID: 0, Flags: 0
SRv6 SID: 2::2:2, Flavor: PSP, USP, USD
SRv6 SID: 2::2:3, Flavor: USD
SRv6 SID: 2::2:2, Flavor: None
Router Capability: Router ID 2.2.2.2, Flags: 0x00
SPRING Algorithm - Algo: 0
SRv6 Capability - Flags: 0
Node MSD Advertisement Sub-TLV, Type: 23, Length: 2
SRv6 Maximum Segments Left MSD Sub-TLV, Type:41, Value: 6
IPv6 prefix: 2::/24 Metric 0 Up
IPv6 prefix: 10:24:24::/96 Metric 10 Up
IPv6 prefix: 10:12:12::/96 Metric 10 Up
IS neighbor: R2_re.02, Internal, Metric: default 10
IS neighbor: R1_re.02, Internal, Metric: default 10
Extended IS Reachability TLV, Type: 22, Length: 68