# ProbeInput
<a name="API_ProbeInput"></a>

Defines a probe when creating a probe or monitor.

## Contents
<a name="API_ProbeInput_Contents"></a>

 ** destination **   <a name="networksyntheticmonitor-Type-ProbeInput-destination"></a>
The destination IP address type. The address type must be either `IPV4` or `IPV6`.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 255.  
Required: Yes

 ** protocol **   <a name="networksyntheticmonitor-Type-ProbeInput-protocol"></a>
The protocol used for the network traffic between the `source` and `destination`. The protocol must be either `TCP` or `ICMP`.  
Type: String  
Valid Values: `TCP | ICMP`   
Required: Yes

 ** sourceArn **   <a name="networksyntheticmonitor-Type-ProbeInput-sourceArn"></a>
The ARN of the subnet.  
Type: String  
Length Constraints: Minimum length of 20. Maximum length of 2048.  
Pattern: `arn:.*`   
Required: Yes

 ** destinationPort **   <a name="networksyntheticmonitor-Type-ProbeInput-destinationPort"></a>
The port associated with the `destination`. The port is required only if the `protocol` is `TCP`, and must be a number between `1` and `65536`.  
Type: Integer  
Valid Range: Minimum value of 0. Maximum value of 65536.  
Required: No

 ** packetSize **   <a name="networksyntheticmonitor-Type-ProbeInput-packetSize"></a>
The size of the packets sent between the source and destination. This must be a number between `56` and `8500`.  
Type: Integer  
Valid Range: Minimum value of 56. Maximum value of 8500.  
Required: No

 ** tags **   <a name="networksyntheticmonitor-Type-ProbeInput-tags"></a>
The list of key-value pair tags created and assigned to the monitor.  
Type: String to string map  
Map Entries: Minimum number of 0 items. Maximum number of 200 items.  
Key Length Constraints: Minimum length of 1. Maximum length of 128.  
Value Length Constraints: Minimum length of 0. Maximum length of 256.  
Required: No

## See Also
<a name="API_ProbeInput_SeeAlso"></a>

For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/networkmonitor-2023-08-01/ProbeInput) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/networkmonitor-2023-08-01/ProbeInput) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/networkmonitor-2023-08-01/ProbeInput)