--- wikisrc/users/imil/cheatsheet.mdwn	2012/07/25 21:26:34	1.7
+++ wikisrc/users/imil/cheatsheet.mdwn	2012/12/29 16:10:34	1.13
@@ -10,6 +10,13 @@ up
 inet 192.168.0.1 netmask 0xffffff00
 """]]
 
+## Specify a gateway
+
+[[!template  id=programlisting text="""
+$ cat /etc/mygate
+192.168.0.254
+"""]]
+
 ## Add an IP alias on a NIC
 
 [[!template  id=programlisting text="""
@@ -23,6 +30,7 @@ inet 172.16.0.1 netmask 0xffffffff alias
 
 [[!template  id=programlisting text="""
 $ cat /etc/ifconfig.re0
+up
 !dhcpcd $int
 """]]
 
@@ -52,6 +60,31 @@ media 100baseTX up
 inet6 2001:dead:beef:1::1 prefixlen 64
 """]]
 
+## Very basic pf rules for NAT and firewalling
+
+[[!template  id=programlisting text="""
+$ cat /etc/pf.conf
+ext_if="sip0"
+int_if="re0"
+
+nat on $ext_if from !($ext_if) -> ($ext_if:0)
+
+# allow outgoing traffic (S/A is implied)
+pass out on $ext_if
+# block all incoming traffic
+block in log on $ext_if
+"""]]
+
+## Setup WPA WiFi client
+
+[[!template  id=programlisting text="""
+# wpa_passphrase WPA-WiFi-SSID my-strong-passphrase >> /etc/wpa_supplicant.conf
+$ grep wpa /etc/rc.conf
+wpa_supplicant=YES
+wpa_supplicant_flags="-B -iath0 -c/etc/wpa_supplicant.conf"
+# /etc/rc.d/wpa_supplicant start
+"""]]
+
 ## Upgrade the system with binaries
 
 [[!template  id=programlisting text="""
@@ -62,9 +95,9 @@ inet6 2001:dead:beef:1::1 prefixlen 64
 # for i in base comp games man misc modules tests text xbase xcomp xetc xfont xserver; do tar zxvfp $i.tgz -C /;done
 # mkdir /tmp/temproot
 # tar zxvfp etc.tgz -C /tmp/temproot
-# postinstall -s /tmp/tmproot check
+# postinstall -s /tmp/temproot check
 # # copy postinstall's requirements
-# etcupdate -s /tmp/tmproot
+# etcupdate -s /tmp/temproot
 # shutdown -r now
 """]]
 
@@ -108,3 +141,13 @@ inet6 2001:dead:beef:1::1 prefixlen 64
 $ nspluginwrapper -i /usr/pkg/lib/netscape/plugins/libflashplayer.so
 """]]
 
+## Mount / umount an iso image
+
+[[!template  id=programlisting text="""
+# vnconfig -v -c /dev/vnd0d output.iso
+# mount -t cd9660 /dev/vnd0a /mnt
+# [...]
+# umount /mnt
+# vnconfig -u vnd0d
+"""]]
+