Entering the Asterisk Console
asterisk -r

Checking Current System Load
top

Interrupt Information
cat /proc/interrupts

RAID Array Information
cat /proc/mdstat

Checking the Routing table
netstat -rn OR route

Checking CPU Information
cat /proc/interrupts

Checking Memory Information
cat /proc/meminfo

Running tcpdump
tcpdump -A -s 10000 port <port> and host <host>

Running PING tests
ping -i 0.02 -c 500 -s 270 <host>

Intensive Performance Information
vmstat 1

Current Wanpipe Version
wanrouter version

Current system processes
ps aux

Current Networking Information
ifconfig -a

Duplexing Diagnostics
mii-tool

Rsync Usage
rsync -av -essh /path/to/file <remote_site>:/path/to/file

SCP Usage
scp /path/to/file <remote_host>:/path/to/file

Checking Disk Space
df -h