How do I forward my campus number to another number?

Phone Forwarding Instructions:Instructions for campus number:

1. Dial “STAR 42”,*42, wait for tone
2. dialDial the extension of the number to be forwarded to ?x55555?(example: x55555)
3. Wait for tone, then hang up

Phone Forwarding Instructions for off-campus number

1. Dial *42, wait for tone
2. Dial the 8, 1 (Area Code) + (phone number)
3. Wait for tone, then hang up

Removing Phone Forwarding:

1. Go to host phone
2. Dial “STAR 43”,*43, wait for the tone, hang up

Note:
I tried forwarding to a non-campus phone number, and it didn’t work. The system seems to only accept the 5-digit extension.