New on cable. Bash prompt name changed?

[ron@c-53-131-25-317 ~]$ uname -a

Linux c-53-131-25-317.hsd1.fl.comcast.net 2.6.16-1.2080_FC5smp #1 SMP

Tue Mar 28 03:55:15 EST 2006 i686 athlon i386 GNU/Linux

[ron@c53-131-25-317 ~]$

Hello,

After setting up my high speed cable account, my bash prompt changed.
How do I change it? Is the address:

c-53-131-25-317.hsd1.fl.comcast.net

my permanent "back" address? It does not seem to change.

-ron-