Cisco ASA - Messsage SYSLOG de SNMP

Voici les messages syslogs d'erreurs remontés par le serveur SNMP de l'ASA:

212001: Unable to open SNMP channel (UDP port %d) on interface \"%s\", error code = %d
       'error code' descriptions:
       -1 ::= Unable to establish a listener on the configured port.
              Communication with  hosts in the snmp-server config is not possible.  The
              thread will automatically attempt to re-establish a listener on the default
              SNMP port (UDP 161).
   212002: Unable to open SNMP trap channel (UDP port %d) on interface \"%s\", error code = %d
       'error code' descriptions:
       -1 ::= Unable to open a UDP channel on the trap port.
       -2 ::= Unable to bind to the UDP channel.
       -3 ::= Unable to set the trap channel as write-only.
   212003: Unable to receive an SNMP request on interface \"%s\", error code = %d, will try again.
       'error code' descriptions:
       -1 ::= Unsupported transport type.
       -5 ::= Received 0 bytes from UDP channel.
       -7 ::= Incoming request exceeds supported buffer size.
       -14 ::= Unable to determine source address from UDP.
       -22 ::= Invalid parameter.
   212004: Unable to send an SNMP response to %s, error code = %d
       'error code' descriptions:
       -1 ::= Unsupported transport type
       -2 ::= Invalid parameter.
       -3 ::= Unable to set destination address in UDP.
       -4 ::= PDU length exceeds supported UDP segment size.
       -5 ::= Unable to allocate system block to construct PDU.
   212005: incoming SNMP request (%d bytes) from %s exceeds data buffer size, discarding this SNMP request.
   212006: Dropping SNMP request from %I/%d to %s:%I/%s because: %s
       'because' descriptions:
       "SNMPv3 not supported"
       "snmp-server is disabled"
   211001: Memory allocation Error
   710005: %s request discarded from %A/%d to %s:%A/%d
   710002: %s access permitted from %A/%d to %s:%A/%s