The debugging bier command enables BIER debugging.
The undo debugging bier command disables BIER debugging.
debugging bier all
debugging bier event
debugging bier topology [ sub-domain id [ prefix prefix-ip ] ]
debugging bier route [ sub-domain id [ prefix prefix-ip | nexthop nexthop-address | bfr-id bfr-id-val ] * ]
debugging bier ipv6 all
debugging bier ipv6 route [ sub-domain id [ prefix prefix-ip | nexthop nexthop-address | bfr-id bfr-id-val ] * ]
debugging bier ipv6 topology [ sub-domain id [ prefix prefix-ip ] ]
debugging bier ipv6 event
undo debugging bier all
undo debugging bier event
undo debugging bier topology [ sub-domain id [ prefix prefix-ip ] ]
undo debugging bier route [ sub-domain id [ prefix prefix-ip | nexthop nexthop-address | bfr-id bfr-id-val ] * ]
undo debugging bier ipv6 all
undo debugging bier ipv6 route [ sub-domain id [ prefix prefix-ip | nexthop nexthop-address | bfr-id bfr-id-val ] * ]
undo debugging bier ipv6 topology [ sub-domain id [ prefix prefix-ip ] ]
undo debugging bier ipv6 event
| Parameter | Description | Value |
|---|---|---|
| event |
Indicates the debugging of BIER events. |
- |
| topology |
Indicates BIER topology debugging. |
- |
| sub-domain id |
Specifies the ID of a sub-domain. |
The value is an integer that ranges from 0 to 255. |
| prefix prefix-ip |
Specifies a BFR-prefix. |
The value is in dotted decimal notation. |
| route |
Indicates debugging of BIER routes. |
- |
| nexthop nexthop-address |
Specifies a next-hop address. |
The value is in dotted decimal notation. |
| bfr-id bfr-id-val |
Specifies a BFR-ID. |
The value is an integer that ranges from 1 to 65535. |
| ipv6 |
Specifies a BIERv6 sub-domain. |
- |
| all |
Indicates all debugging information about BIER. |
- |
Usage Scenario
To enable all BIER debugging functions, run the debugging bier all command. The command output includes BIER event, topology, and routing information.
To enable BIER route debugging, run the debugging bier route command. The command output contains information about BIER routes. To enable BIER event debugging, run the debugging bier event command. The command output contains information about BIER events. To enable BIER topology debugging, run the debugging bier topology command. The command output contains information about the BIER topology. To enable all BIERv6 debugging functions, run the debugging bier ipv6 all command. The command output includes BIERv6 event, topology, and routing information. To enable BIERv6 route debugging, run the debugging bier ipv6 route command. The command output contains information about BIERv6 routes. To enable BIERv6 event debugging, run the debugging bier ipv6 event command. The command output contains information about BIERv6 events. To enable BIERv6 topology debugging, run the debugging bier ipv6 topology command. The command output contains information about the BIERv6 topology.<HUAWEI> debugging bier route
Aug 26 2019 08:47:25.914 HUAWEI %%01BIEROM/6/BIER_DEBUG(d):CID=0x81380454;BIER-ROUTE: [FES] Encode NHLFE update TLV (VRID:0,SD:0,BSL:3,SI:0,LBO:2,nexthop:0x0b010101,outIf:27,label:368640)
<HUAWEI> debugging bier ipv6 route
Aug 17 2020 11:09:24.101 HUAWEI %%01BIEROM/6/BIER_DEBUG(d):CID=0x81810501;IPv6: BIER-ROUTE: [SPF] Update nexthop[0000.0000.0000/2001:DB8:1::1/65] for BFR prefix(2001:DB8:1::1) in SD(0)
<HUAWEI> debugging bier ipv6 topology
Aug 17 2020 11:10:03.754 HUAWEI %%01BIEROM/6/BIER_DEBUG(d):CID=0x81810501;IPv6: BIER-TOPO: [TOPO] IGP[2/1/2/2], process update prefix TLV for node(0000.0000.0000), prefix (2001:DB8:1::1)
<HUAWEI> debugging bier topology
Aug 26 2019 08:47:25.910 HUAWEI %%01BIEROM/6/BIER_DEBUG(d):CID=0x81380454;BIER-TOPO: [TOPO] IGP[2/1/0/1], process update prefix TLV for node(0000.0000.0000), prefix (0x0b010101)
<HUAWEI> debugging bier event
Aug 26 2019 08:47:25.413 HUAWEI %%01BIEROM/6/BIER_DEBUG(d):CID=0x81380454;BIER-EVENT: [MPLSEN] IfIndex(10) update to FES