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dhcp option 252 what is it?

Fresh6 days ago
Mar 15, 202630157 views
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Problem

All over the internet I see example of how to set up dhcpd with WAPD proxy auto configuration using DHCP. In the file there are statements like this: What is code 252, where is it defined and what does it mean. Why is it a number 252 and not a useful statement like wpad-proxy-url; Why use 252 and n…

Error Output

option wpad code 252;  
"http://wpad.url";  
option wpad code 252 = text;  
"http://wpad.url";

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1 Fix

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Fix for: dhcp option 252 what is it?

Low Risk

Option 252 provides a DHCP client a URL to use to configure its proxy settings. It's defined in draft-ietf-wrec-wpad-01. If it was a statement like "wpad-proxy-url" then only systems that understood it could use it (they'd have to recognize that str…

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