Description

MX304 enabled BBE and LMIC has been installed into slot1(without pic0 or it is inactivated). 

Accounting interim updates may has zero counts.

Symptoms

LMIC has been installed info slot1:

user@mx> show chassis hardware
Hardware inventory:
Item       Version Part number Serial number   Description
Chassis                XXXXX       JNP304 [MX304]
Routing Engine 0 REV 16  750-123749  XXXXX     RE 2700 8C 128G
FPC 0           BUILTIN   BUILTIN      FPC-BUILTIN
 PIC 1     REV 28  750-122718  XXXXX    MRATE LMIC 16x100G/4x400G

 

From authd log, the acct-input/output Octets/Packets are all "0".

Mar 22 14:06:54.289054 radius-acct-interim: User-Name added: test@vr1
Mar 22 14:06:54.289057 authd_access_profile_get: profile sbr found
Mar 22 14:06:54.289062 radius-acct-interim: Acct-Status-Type added: 3
Mar 22 14:06:54.289067 radius-acct-interim: Acct-Session-Id added: 324
Mar 22 14:06:54.289077 radius-acct-interim: Event-Timestamp added: 2024-03-22 14:06:54
Mar 22 14:06:54.289083 radius-acct-interim: Acct-Input-Octets added: 0
Mar 22 14:06:54.289087 radius-acct-interim: Acct-Output-Octets added: 0
Mar 22 14:06:54.289091 radius-acct-interim: Acct-Session-Time added: 600
Mar 22 14:06:54.289095 radius-acct-interim: Acct-Input-Packets added: 0
Mar 22 14:06:54.289099 radius-acct-interim: Acct-Output-Packets added: 0
Mar 22 14:06:54.289104 Taking a client snapshot, session-id:324

 

 

From cli subscriber accounting-statistics, accounting counts are not "0".

user@mx# run show subscribers extensive
Type: PPPoE
User Name: test@vr1
IP Address: 10.0.0.2
IP Netmask: 255.255.255.255
Primary DNS Address: 192.168.0.1
Logical System: default
Routing Instance: VR1
Interface: pp0.3221225735
Interface type: Dynamic
Underlying Interface: demux0.3221225734
Dynamic Profile Name: ppp-01
MAC Address: 00:00:01:00:00:01
State: Active
Radius Accounting ID: 324
Session ID: 324
PFE Flow ID: 461
VLAN Id: 4
Login Time: 2024-03-22 13:56:44 CST
IP Address Pool: pool-1         
Accounting interval: 600
Dynamic configuration:
 junos-input-filter: def-inet-filter-01
 junos-output-filter: def-inet-filter-02

user@mx# run show subscribers accounting-statistics id 324
Session ID: 324
Interface: pp0.3221225735
Accounting Statistics
  Input bytes: 2396182762
  Input packets: 1629917
  Output bytes: 2657304
  Output packets: 64619

Solution

This issue is a software bug and hit below PR:

https://prsearch.juniper.net/problemreport/PR1755950

Resolved-In: junos:20.3X75-D46 junos:22.2R3-S3 junos:22.4R3 junos:23.2R2 junos:23.3R1 junos:23.3R2 junos:23.4R1 junos:24.1R1

Modification History

2024-04-28 : Article Created