X11

Solaris 11 comes with a small package list after the installation... so if you want to get a X11 forwarding to work with your putty, you will have to install some additional packages:

# pkg install SUNWarc SUNWbtool SUNWhea SUNWlibms SUNWmfrun SUNWxorg-client-programs SUNWxorg-clientlibs SUNWxwfsw pkg://solaris/SUNWxwplt truetype/fonts-core
           Packages to install: 69
       Create boot environment: No
Create backup boot environment: No
            Services to change:  4

DOWNLOAD                                PKGS         FILES    XFER (MB)   SPEED
Completed                              69/69     4144/4144    28.7/28.7  124k/s

PHASE                                          ITEMS
Installing new actions                     5991/5991
Updating package state database                 Done
Updating image state                            Done
Creating fast lookup database                   Done
# pkg install xterm
           Packages to install: 22
       Create boot environment: No
Create backup boot environment: No
            Services to change:  4

DOWNLOAD                                PKGS         FILES    XFER (MB)   SPEED
Completed                              22/22     3749/3749    22.9/22.9  170k/s

PHASE                                          ITEMS
Installing new actions                     4492/4492
Updating package state database                 Done
Updating image state                            Done
Creating fast lookup database                   Done

enable X11 forwarding on your putty and it will work...

# echo $DISPLAY
localhost:11.0
# xterm