Description

Fib not updated properly with DNS APP ID Plugin and DNS CASHE Plugin

Symptoms

The user might see the following behaviour. Fib entries created by the plugin are expected to be removed after 30 minutes of no usage but they might still persist after the timeout.

##show device-interface name dns-cache

Mon 2025-02-10 16:25:07 IST

Retrieving device interface information...

========================================

 router:dns-cache

========================================

 Type:        host

 Forwarding:     true

 Mode:        host

 MAC Address:     0a:86:86:35:25:4f

 Admin Status:    up

 Operational Status: up

 Provisional Status: up

 Redundancy Status:  non-redundant

 Speed:        1 Gb/s

 Duplex:       full

 in-octets:           100915

 in-unicast-pkts:         1224

 in-errors:              0

 out-octets:           87532

 out-unicast-pkts:         1212

 out-errors:             52

 records:                   (########### records removed after 30 minutes of no usage..)

Completed in 0.12 seconds

 

## show fib service-name yahoo  (########### but records still persist in FIB. )

Mon 2025-02-10 16:25:11 JST

Retrieving fib entries...

=================== ====== ======= ============ ===== ========= ================= ======== ======

 IP Prefix      Port  Proto  Tenant    VRF  Service  Next Hops     Vector  Cost

=================== ====== ======= ============ ===== ========= ================= ======== ======

 124.83.185.124/32   0  None  lan-client  -   yahoo   192.168.1.10  -      0

Completed in 0.04 seconds

 

Solution

This issue is resolved with the following plugin versions.

  • 128T-dns-app-id-4.0.2-202.x86_64
  • 128T-dns-cache-4.0.2-201.x86_64

Modification History

2025-07-22 : Article Created