This would be crucial especially if the phone is hardened, not being able to reset or change settings could prevent a phone registering in a new environment or even when migrating from office to office.
Here is Cisco's guide (timing is everything and it is more tricky than trying to jail break your iPhone):
Step 1 -- While powering up the phone, press and hold #.
Step 2 -- When the light on the mute button and h........
Vonage & Linksys Offer Trade-In ProgramVonage & Linksys Offer Trade-In Program
Monday, June 13 @ 09:22:36 PDT
Vonage is offering customers a way to get a free 802.11g router when they turn in their old one.
For a limited time, customers can trade-in their used router – any brand, any model – for a Linksys Wireless-G Router with 2 Phone Jacks for broadband telephony (WRTP54G) for free (after rebates), when they si........