id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	uname	nginx_version
817	Wrong or undocumented srever resolving	marunin@…		"I you mix listen <ip_name>:80 and listen 80 
Than servers with listen 80 ignored and default (first) server {...} section always win 

Example:
conf file
server {
    listen 10.253.55.21:80;
    server_name name1;
    location / {
        return 401;
    }
}
server {
    listen 80;
    server_name name2;
    location / {
        return 402;
    }
}

$ wget -O- -S --header 'Host: name2' 'http://10.253.55.22/name2'
--2015-10-20 00:40:02--  http://10.253.55.22/name2
Connecting to 10.253.55.22:80... connected.
HTTP request sent, awaiting response...
  HTTP/1.1 401 Unauthorized
  Server: nginx/1.7.11
  Date: Tue, 20 Oct 2015 00:40:02 GMT
  Content-Type: text/html
  Content-Length: 195
  Connection: keep-alive
Authorization failed.

401 returned, server name1
But server name2 (and code 402) expected"	defect	closed	minor		nginx-core	1.9.x	invalid			Linux marunin1-2 3.2.0-0.bpo.4-amd64 #1 SMP Debian 3.2.68-1+deb7u2~bpo60+1 x86_64 GNU/Linux	"nginx version: nginx/1.7.11
TLS SNI support enabled
configure arguments: --prefix=/usr --user=www-data --group=www-data --conf-path=/etc/nginx/nginx.conf --pid-path=/var/run/nginx.pid --error-log-path=/var/log/nginx/error.log --http-log-path=/var/log/nginx/access.log --http-client-body-temp-path=/var/cache/nginx/client-body --http-proxy-temp-path=/var/cache/nginx/proxy --http-fastcgi-temp-path=/var/cache/nginx/fastcgi --with-http_perl_module --with-http_ssl_module --with-http_sub_module --with-http_stub_status_module --with-http_realip_module --with-http_gunzip_module --with-zlib-asm=pentiumpro --add-module=./ngx_http_auth_pam_module --add-module=./nginx-sla --add-module=./ngx_devel_kit --add-module=./ngx_set_misc_module --with-debug"