We know that 127.0.0.1 is loopback address but what about other 127.1.1.1-127.255.255.255?

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Why we are not using 127.1.1.1-127.255.255.25 range of ip address whenever loopback address is only 127.0.0.1/127.0.1.1

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The 127.0.0.0/8 network is a part of the Class A classification, but it is designated for loopback addressing and cannot be assigned to a network. The loopback subnet is not routable on the internet. Its mainly for troubleshooting of the NIC and can be mixed up to different IP addresses using class A IP addresses because class A support about 16 million hosts. eg. 127.1.1.1, 127.54.1.7, 127.3.1.254 can all be used as loopback addresses.

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  1. in Filesystem.php line 111
  2. at HandleExceptions->handleError(2, 'file_put_contents(/var/www/html/storage/framework/sessions/9XfddC7iJaXqKESmcuCNEqYL0a2mVvbpNAQL9Rqw): failed to open stream: No space left on device', '/var/www/html/vendor/laravel/framework/src/Illuminate/Filesystem/Filesystem.php', 111, array('path' => '/var/www/html/storage/framework/sessions/9XfddC7iJaXqKESmcuCNEqYL0a2mVvbpNAQL9Rqw', 'contents' => 'a:4:{s:6:"_token";s:40:"voXnNBtmM0GiF59TrgZUXtS8BBAUKzkLmaSmmrct";s:11:"viewed_urls";a:1:{i:0;s:80:"we-know-that-127001-is-loopback-address-but-what-about-other-127111-127255255255";}s:9:"_previous";a:1:{s:3:"url";s:108:"http://www.networkbulls.com/we-know-that-127001-is-loopback-address-but-what-about-other-127111-127255255255";}s:6:"_flash";a:2:{s:3:"old";a:0:{}s:3:"new";a:0:{}}}', 'lock' => true))
  3. at file_put_contents('/var/www/html/storage/framework/sessions/9XfddC7iJaXqKESmcuCNEqYL0a2mVvbpNAQL9Rqw', 'a:4:{s:6:"_token";s:40:"voXnNBtmM0GiF59TrgZUXtS8BBAUKzkLmaSmmrct";s:11:"viewed_urls";a:1:{i:0;s:80:"we-know-that-127001-is-loopback-address-but-what-about-other-127111-127255255255";}s:9:"_previous";a:1:{s:3:"url";s:108:"http://www.networkbulls.com/we-know-that-127001-is-loopback-address-but-what-about-other-127111-127255255255";}s:6:"_flash";a:2:{s:3:"old";a:0:{}s:3:"new";a:0:{}}}', 2) in Filesystem.php line 111
  4. at Filesystem->put('/var/www/html/storage/framework/sessions/9XfddC7iJaXqKESmcuCNEqYL0a2mVvbpNAQL9Rqw', 'a:4:{s:6:"_token";s:40:"voXnNBtmM0GiF59TrgZUXtS8BBAUKzkLmaSmmrct";s:11:"viewed_urls";a:1:{i:0;s:80:"we-know-that-127001-is-loopback-address-but-what-about-other-127111-127255255255";}s:9:"_previous";a:1:{s:3:"url";s:108:"http://www.networkbulls.com/we-know-that-127001-is-loopback-address-but-what-about-other-127111-127255255255";}s:6:"_flash";a:2:{s:3:"old";a:0:{}s:3:"new";a:0:{}}}', true) in FileSessionHandler.php line 83
  5. at FileSessionHandler->write('9XfddC7iJaXqKESmcuCNEqYL0a2mVvbpNAQL9Rqw', 'a:4:{s:6:"_token";s:40:"voXnNBtmM0GiF59TrgZUXtS8BBAUKzkLmaSmmrct";s:11:"viewed_urls";a:1:{i:0;s:80:"we-know-that-127001-is-loopback-address-but-what-about-other-127111-127255255255";}s:9:"_previous";a:1:{s:3:"url";s:108:"http://www.networkbulls.com/we-know-that-127001-is-loopback-address-but-what-about-other-127111-127255255255";}s:6:"_flash";a:2:{s:3:"old";a:0:{}s:3:"new";a:0:{}}}') in Store.php line 128
  6. at Store->save() in StartSession.php line 88
  7. at StartSession->terminate(object(Request), object(Response)) in Kernel.php line 216
  8. at Kernel->terminateMiddleware(object(Request), object(Response)) in Kernel.php line 187
  9. at Kernel->terminate(object(Request), object(Response)) in index.php line 59
  10. at require_once('/var/www/html/public/index.php') in index.php line 20