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HP Recommended
hi, i bought a new hp photosmart 5510, tried to set up web services but the printer asked me for proxy server and port number. tried to read some of related forums and applied some troubleshooting techniques but still asking me for a proxy server. hope you can help me on this.
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HP Recommended

To check for port/proxy issues
ePrint and Print Apps require access to establish connections out to HP servers via ports 80, 443, 5222 and 5223.   Primarily in some business environments, network administrators may block devices initiating communication from within the firewall on some of these ports.  Please check with your network administrator or Internet Service Provider to make sure those ports are not blocked on your router/firewall for outward-bound communication initiated by your printer.
Important Note:  We are not suggesting that you set up port forwarding on your router to open these ports for connections initiated from outside your network to your printer.  That is not required and could be a security risk for your network.

2. In some business environments the local network which the printer is connected to may require a proxy setting to access the Internet.   Check with your IT Administrator or Internet Service Provider (ISP) for proxy setting if necessary.  Most ISP for home users do not require proxy configuration for Internet access.  (Note: HP web connect printers currently do not support secure proxy servers) 

To set a proxy on an Officejet All-in-One, see this document:  http://support.hp.com/us-en/document/c02524629...

If the steps above have not resolved your ability to use ePrint/Print Apps, please submit a question in the here in this support forum, confirming you have completed this connectivity troubleshooting and identifying the error/problem you are experiencing.

I am an HP employee
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