1: # My NetBSD cheat sheet
2:
3: Various tasks I use to do on my NetBSD systems.
4:
5: ## Specify an IP address for your NIC
6:
7: [[!template id=programlisting text="""
8: $ cat /etc/ifconfig.fxp0
9: up
10: inet 192.168.0.1 netmask 0xffffff00
11: """]]
12:
13: ## Specify a gateway
14:
15: [[!template id=programlisting text="""
16: $ cat /etc/mygate
17: 192.168.0.254
18: """]]
19:
20: ## Add an IP alias on a NIC
21:
22: [[!template id=programlisting text="""
23: $ cat /etc/ifconfig.fxp0
24: up
25: inet 192.168.0.1 netmask 0xffffff00
26: inet 172.16.0.1 netmask 0xffffffff alias
27: """]]
28:
29: ## NIC will retrieve its IP address via DHCP
30:
31: [[!template id=programlisting text="""
32: $ cat /etc/ifconfig.re0
33: up
34: !dhcpcd $int
35: """]]
36:
37: ## Add a static route when bringing up NIC
38:
39: [[!template id=programlisting text="""
40: $ cat /etc/ifconfig.re0
41: up
42: !dhcpcd $int
43: !route -n add -net 10.0.0.0/8 192.168.0.254
44: """]]
45:
46: ## Specify a media type for a NIC
47:
48: [[!template id=programlisting text="""
49: $ cat /etc/ifconfig.re0
50: media 100baseTX up
51: !dhcpcd $int
52: """]]
53:
54: ## Add an IPv6 address to a NIC
55:
56: [[!template id=programlisting text="""
57: $ cat /etc/ifconfig.re0
58: media 100baseTX up
59: !dhcpcd $int
60: inet6 2001:dead:beef:1::1 prefixlen 64
61: """]]
62:
63: ## Very basic pf rules for NAT and firewalling
64:
65: [[!template id=programlisting text="""
66: $ cat /etc/pf.conf
67: ext_if="sip0"
68: int_if="re0"
69:
70: nat on $ext_if from !($ext_if) -> ($ext_if:0)
71:
72: # allow outgoing traffic (S/A is implied)
73: pass out on $ext_if
74: # block all incoming traffic
75: block in log on $ext_if
76: """]]
77:
78: ## Setup WPA WiFi client
79:
80: [[!template id=programlisting text="""
81: # wpa_passphrase WPA-WiFi-SSID my-strong-passphrase >> /etc/wpa_supplicant.conf
82: $ grep wpa /etc/rc.conf
83: wpa_supplicant=YES
84: wpa_supplicant_flags="-B -iath0 -c/etc/wpa_supplicant.conf"
85: # /etc/rc.d/wpa_supplicant start
86: """]]
87:
88: ## Upgrade the system with binaries
89:
90: [[!template id=programlisting text="""
91: # cp /netbsd /netbsd.old
92: # tar zxvfp kern-MONOLITHIC.tgz -C /
93: # sync; sync
94: # shutdown -r now
95: # for i in base comp games man misc modules tests text xbase xcomp xetc xfont xserver; do tar zxvfp $i.tgz -C /;done
96: # mkdir /tmp/temproot
97: # tar zxvfp etc.tgz -C /tmp/temproot
98: # postinstall -s /tmp/temproot check
99: # # copy postinstall's requirements
100: # etcupdate -s /tmp/temproot
101: # shutdown -r now
102: """]]
103:
104: ## Upgrade the system with sources
105:
106: * Build the userland
107:
108: [[!template id=programlisting text="""
109: # cd /usr/src
110: # ./build.sh -O ../obj -T ../tools -j#jobs -U distribution
111: """]]
112:
113: * Build the kernel
114:
115: [[!template id=programlisting text="""
116: # cd /usr/src
117: # ./build.sh -O ../obj -T ../tools -j#jobs kernel=YOUR_KERNEL
118: """]]
119:
120: * Install the new kernel
121:
122: [[!template id=programlisting text="""
123: # cd /usr/src
124: # cp /netbsd /netbsd.old
125: # cp /usr/obj/sys/arch/YOUR_ARCH/compile/YOUR_KERNEL/netbsd /
126: # shutdown -r now
127: # cd /usr/src
128: # ./build.sh -O ../obj -T ../tools -U install=/
129: # /usr/sbin/etcupdate -s /usr/src
130: """]]
131:
132: ## Adobe Flash
133:
134: [[!template id=programlisting text="""
135: # echo "procfs /emul/linux/proc procfs ro,linux" >> /etc/fstab
136: # mount /emul/linux/proc
137: # cd /usr/pkgsrc/www/nspluginwrapper
138: # make install
139: # cd /usr/pkgsrc/multimedia/ns-flash
140: # make install
141: $ nspluginwrapper -i /usr/pkg/lib/netscape/plugins/libflashplayer.so
142: """]]
143:
144: ## Mount / umount an iso image
145:
146: [[!template id=programlisting text="""
147: # vnconfig -v -c /dev/vnd0d output.iso
148: # mount -t cd9660 /dev/vnd0a /mnt
149: # [...]
150: # umount /mnt
151: # vnconfig -u vnd0d
152: """]]
153:
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