This is an old revision of the document!

Log and Configuration File Locations

Area	Location	Persistent?	Contents
Adblock list	dnsmasq.adblock	No	DNS blocklist
Adblock program	/usr/sbin/adblock	Yes	Adblock script
Adblock storage	/mnt/usb/adblock	Yes	Lists and blockfiles
Crash export	/tmp/crashlog.bin	No	Extracted crash log
Crash log	/dev/mtdX	Yes	Raw crash partition
Cron jobs	root crontab	No	Scheduled tasks
Custom scripts	/jffs/scripts	Yes	User scripts
DHCP leases	dnsmasq.leases	No	Current leases
dnsmasq config	/tmp/etc/dnsmasq.conf	No	DNS, DHCP, TFTP
Firewall rules	iptables-save	No	IPv4 NAT and firewall
Flash map	/proc/mtd	No	Partition list
Hostnames	/etc/hosts	No	Static host entries
IPv6 rules	ip6tables-save	No	IPv6 firewall
JFFS storage	/jffs	Yes	Persistent flash
NVRAM	nvram	Yes	Main configuration
PPP DNS	/etc/ppp/resolv.conf	No	PPP DNS servers
Resolver	/etc/resolv.conf	No	Local resolver
Static DHCP	/etc/ethers	No	MAC-to-IP map
System log	/var/log/messages	No	Main syslog
Upstream DNS	/etc/resolv.dnsmasq	No	WAN DNS servers
USB storage	/tmp/mnt/LABEL	Yes	USB or CIFS mount

Path notes

dnsmasq.leases — default: /tmp/var/lib/misc/dnsmasq.leases; persistent example: /mnt/usb/dnsmasq/dnsmasq.leases
root crontab — inspect with: cru l
/tmp/mnt/LABEL — replace LABEL with the USB partition or CIFS share label
/dev/mtdX — replace X with the crash partition number shown by cat /proc/mtd