# [ASP_NAT_PORT_BLOCK_ACTIVE](https://apps.juniper.net/syslog-explorer/?msg=ASP_NAT_PORT_BLOCK_ACTIVE)

## SYSLOG Details
- **Message**: <variable>source-address</variable> -> <variable>nat-source-address</variable>:<variable>nat-source-port-range-start</variable>-<variable>nat-source-port-range-end</variable> 0x<variable>value1</variable>
- **Help**: Interim NAT Port block log
- **Description**: When interim port block logging is configured, an interim port block log is generated at the configured interval which carries all the information logged in ASP_NAT_PORT_BLOCK_ALLOC including the time stamp.
- **Type**: Event: This message reports an event, not an error
- **Severity**: info
- **Cause**: -
- **Action**: -
- **Attributes**: source-address
nat-source-address
nat-source-port-range-start
nat-source-port-range-end
value1
- **Facility**: LOG_PFE

## Found this message in the following releases:
- [Junos OS 26.2R1](https://apps.juniper.net/syslog-explorer/?msg=ASP_NAT_PORT_BLOCK_ACTIVE&sw=Junos%20OS&rel=26.2R1)
- [Junos OS 25.4R1](https://apps.juniper.net/syslog-explorer/?msg=ASP_NAT_PORT_BLOCK_ACTIVE&sw=Junos%20OS&rel=25.4R1)
- [Junos OS 25.2R2](https://apps.juniper.net/syslog-explorer/?msg=ASP_NAT_PORT_BLOCK_ACTIVE&sw=Junos%20OS&rel=25.2R2)
- [Junos OS 25.2R1](https://apps.juniper.net/syslog-explorer/?msg=ASP_NAT_PORT_BLOCK_ACTIVE&sw=Junos%20OS&rel=25.2R1)
- [Junos OS 24.4R2](https://apps.juniper.net/syslog-explorer/?msg=ASP_NAT_PORT_BLOCK_ACTIVE&sw=Junos%20OS&rel=24.4R2)
- [Junos OS 24.4R1](https://apps.juniper.net/syslog-explorer/?msg=ASP_NAT_PORT_BLOCK_ACTIVE&sw=Junos%20OS&rel=24.4R1)
- [Junos OS 24.2R2](https://apps.juniper.net/syslog-explorer/?msg=ASP_NAT_PORT_BLOCK_ACTIVE&sw=Junos%20OS&rel=24.2R2)
- [Junos OS 24.2R1](https://apps.juniper.net/syslog-explorer/?msg=ASP_NAT_PORT_BLOCK_ACTIVE&sw=Junos%20OS&rel=24.2R1)
- [Junos OS 23.4R2](https://apps.juniper.net/syslog-explorer/?msg=ASP_NAT_PORT_BLOCK_ACTIVE&sw=Junos%20OS&rel=23.4R2)
- [Junos OS 23.4R1](https://apps.juniper.net/syslog-explorer/?msg=ASP_NAT_PORT_BLOCK_ACTIVE&sw=Junos%20OS&rel=23.4R1)
- [Junos OS 23.2R2](https://apps.juniper.net/syslog-explorer/?msg=ASP_NAT_PORT_BLOCK_ACTIVE&sw=Junos%20OS&rel=23.2R2)
- [Junos OS 23.2R1](https://apps.juniper.net/syslog-explorer/?msg=ASP_NAT_PORT_BLOCK_ACTIVE&sw=Junos%20OS&rel=23.2R1)
- [Junos OS 22.4R3](https://apps.juniper.net/syslog-explorer/?msg=ASP_NAT_PORT_BLOCK_ACTIVE&sw=Junos%20OS&rel=22.4R3)
- [Junos OS 22.4R2](https://apps.juniper.net/syslog-explorer/?msg=ASP_NAT_PORT_BLOCK_ACTIVE&sw=Junos%20OS&rel=22.4R2)
- [Junos OS 22.4R1](https://apps.juniper.net/syslog-explorer/?msg=ASP_NAT_PORT_BLOCK_ACTIVE&sw=Junos%20OS&rel=22.4R1)
- [Junos OS 22.2R3](https://apps.juniper.net/syslog-explorer/?msg=ASP_NAT_PORT_BLOCK_ACTIVE&sw=Junos%20OS&rel=22.2R3)
- [Junos OS 22.2R2](https://apps.juniper.net/syslog-explorer/?msg=ASP_NAT_PORT_BLOCK_ACTIVE&sw=Junos%20OS&rel=22.2R2)
- [Junos OS 22.2R1](https://apps.juniper.net/syslog-explorer/?msg=ASP_NAT_PORT_BLOCK_ACTIVE&sw=Junos%20OS&rel=22.2R1)