Re: Debian 8 system is not fully functional

2020-12-24 Thread Kenneth Parker
On Thu, Dec 24, 2020, 8:08 AM Greg Wooledge wrote: > On Thu, Dec 24, 2020 at 12:49:30PM +0800, zhang yang wrote: > > IP_ dynaddr > > To modify and save the prompt: "IP"_ dynaddr" E212: Can't open file for > > writing“. > > So I used Chmod 777 ip_ dynaddr authority, display error: Chmod: changing

Re: Debian 8 system is not fully functional

2020-12-24 Thread Greg Wooledge
On Thu, Dec 24, 2020 at 12:49:30PM +0800, zhang yang wrote: > IP_ dynaddr > To modify and save the prompt: "IP"_ dynaddr" E212: Can't open file for > writing“. > So I used Chmod 777 ip_ dynaddr authority, display error: Chmod: changing > permissions of 'IP_ dynaddr': Operation not permitted. > I us

Re: Debian 8 system is not fully functional

2020-12-23 Thread zhang yang
When I turn it on https://www.kernel.org/doc/html/latest/networking/ip-sysctl.html I guess it's IP_ Dynaddr - Boolean. If set non-zero, enables support for dynamic addresses. If set to a non-zero value larger than 1, a kernel log message will be printed when dynamic address rewriting occurs.Default

Re: Debian 8 system is not fully functional

2020-12-23 Thread Dan Ritter
zhang yang wrote: > When I write a raw socket to send packets in Linux C, it shows: > WARNNING:The current server does not support IP spoofing. > How to set up debian8 system to use this function 1. Read https://www.kernel.org/doc/html/latest/networking/ip-sysctl.html 2. Install a Debian 10 (sta

Debian 8 system is not fully functional

2020-12-23 Thread zhang yang
When I write a raw socket to send packets in Linux C, it shows: WARNNING:The current server does not support IP spoofing. How to set up debian8 system to use this function