From 0637ac8ec5a55ebd8d2b6b9bad128abf7a83a78e Mon Sep 17 00:00:00 2001 From: M66B Date: Mon, 26 Oct 2015 18:08:27 +0100 Subject: [PATCH] Updated FAQ --- README.md | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/README.md b/README.md index bfacf645..199266f9 100644 --- a/README.md +++ b/README.md @@ -67,13 +67,16 @@ is being used, the minimum required Android version is 5.0 (Lollipop). No, unlike most of the similar closed source alternatives. -**(5) Can you add selective allowing/blocking addresses?** +**(5) Can you add selective allowing/blocking IP addresses?** -Unfortunately this is not possible without sacrificing quite some battery power +Unfortunately this is not possible without using significant battery power and adding a lot of complex code to do network translation from OSI layer 3 to layer 4 (and thus implementing a TCP/IP stack), which will inevitably introduce bugs as well. -This is how most (all?) other no root firewall work. NetGuard is unique, -because it doesn't implement a TCP/IP stack and is therefore both highly efficient and simple. +This is how most (all?) other no root firewalls work. +NetGuard is unique, because it doesn't implement a TCP/IP stack and is therefore both highly efficient and simple. + +For more advanced use cases while not sacrificing battery usage, rooting and using a iptables based firewall, +like [AFWall+](https://github.com/ukanth/afwall) might be a better option. Support -------