Are there any specific settings for different carriers when entering MMS proxy

Common Carrier Settings

- AT&T (USA) - APN: phone - MMSC: https://mmsc.mobile.att.net - MMS Proxy: proxy.mobile.att.net

- Verizon (USA) - APN: vzwinternet - MMSC: https://mms.vtext.com/servlets/mms - MMS Proxy: mms.vtext.com

- T-Mobile (USA) - APN: fast.t-mobile.com - MMSC: https://mms.msg.eng.t-mobile.com/mms/wapenc - MMS Proxy: 216.155.165.5080

- Vodafone (UK) - APN: wap.vodafone.co.uk - MMSC: https://mms.vodafone.co.uk/servlets/mms - MMS Proxy: 212.183.137.012:8799

Important Considerations

1. Carrier-Specific Requirements: Not all carriers require a proxy for MMS. In many cases, the MMS proxy and port settings may be left blank unless specified by the carrier. If incorrect, these settings can prevent sending or receiving MMS messages[1][3].

2. Access Point Names (APNs): The APN settings are crucial as they define how your device connects to the internet and sends MMS. Ensure you have the correct APN for your carrier, as this can affect MMS functionality.

3. Resetting Network Settings: If you encounter difficulties entering these settings, consider resetting your network settings. This can sometimes restore access to the necessary fields for MMSC and MMS Proxy[4].

4. Consult Carrier Support: Always check with your mobile carrier for the most accurate and up-to-date settings, as they may change or vary based on your specific plan or location.

By following these guidelines and using the correct settings for your carrier, you should be able to configure MMS on your iPhone successfully.