Tenho o Smart Licensing configurado com 4431 em 16.x. De repente, nenhum de nossos roteadores (temos MUITOS) está recebendo autorização, mesmo que esteja funcionando bem há mais de um ano.
Tenha uma entrada de host apontada para 173.37.145.8 (tools.cisco.com) para contornar o bug IPv6,
Também percebi este comportamento estranho:
Pinging tools.cisco.com [173.37.145.8] with 32 bytes of data:
Reply from 173.37.145.8: bytes=32 time=46ms TTL=237
Ping statistics for 173.37.145.8:
Packets: Sent = 1, Received = 1, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 46ms, Maximum = 46ms, Average = 46ms
Control-C
>> ping tools.cisco.com -4
Pinging tools.cisco.com [72.163.4.38] with 32 bytes of data:
Reply from 72.163.4.38: bytes=32 time=42ms TTL=239
Reply from 72.163.4.38: bytes=32 time=39ms TTL=239
Dump of registration status:
Registration:
Status: REGISTERED
Smart Account: XXXX
Virtual Account: XXXX
Export-Controlled Functionality: ALLOWED
Initial Registration: SUCCEEDED on Aug 08 13:33:56 2019 UTC
Last Renewal Attempt: SUCCEEDED on Jan 24 13:31:21 2022 UTC
Next Renewal Attempt: Jul 23 13:31:17 2022 UTC
Registration Expires: Jan 24 13:26:15 2023 UTC
License Authorization:
Status: AUTHORIZED on Feb 10 18:13:17 2022 UTC
Last Communication Attempt: FAILED on Feb 10 18:13:17 2022 UTC
Failure reason: Fail to send out Call Home HTTP message.
Next Communication Attempt: Feb 10 18:13:47 2022 UTC
Communication Deadline: May 05 18:59:42 2022 UTCo o
