For the Uno, I can see it on Port 2, this is the debug output
Binary sketch size: 16560 bytes (of a 32256 byte maximum)
C:\Documents and Settings\astro\My Documents\Ardunio\hardware/tools/avr/bin/avrdude -CC:\Documents and Settings\astro\My Documents\Ardunio\hardware/tools/avr/etc/avrdude.conf -v -v -v -v -patmega328p -cstk500v1 -P\.\COM2 -b115200 -D -Uflash:w:C:\DOCUME~1\ASTRO~1\LOCALS~1\Temp\build239277540379715512.tmp\Webserv.cpp.hex:i
avrdude: Version 5.4-arduino, compiled on Oct 11 2007 at 19:12:32
Copyright (c) 2000-2005 Brian Dean, http://www.bdmicro.com/
System wide configuration file is "C:\Documents and Settings\astro\My Documents\Ardunio\hardware/tools/avr/etc/avrdude.conf"
Using Port : \.\COM2
Using Programmer : stk500v1
Overriding Baud Rate : 115200
avrdude: ser_open(): setting dtr
avrdude: Send: 0 [30] [20]
avrdude: Send: 0 [30] [20]
avrdude: Send: 0 [30] [20]
avrdude: Recv:
avrdude: Recv:
AVR Part : ATMEGA328P
Chip Erase delay : 9000 us
PAGEL : PD7
BS2 : PC2
RESET disposition : dedicated
RETRY pulse : SCK
serial program mode : yes
parallel program mode : yes
Timeout : 200
StabDelay : 100
CmdexeDelay : 25
SyncLoops : 32
ByteDelay : 0
PollIndex : 3
PollValue : 0x53
Memory Detail :
Block Poll Page Polled
Memory Type Mode Delay Size Indx Paged Size Size #Pages MinW MaxW ReadBack
eeprom 65 5 4 0 no 1024 4 0 3600 3600 0xff 0xff
Block Poll Page Polled
Memory Type Mode Delay Size Indx Paged Size Size #Pages MinW MaxW ReadBack
flash 65 6 128 0 yes 32768 128 256 4500 4500 0xff 0xff
Block Poll Page Polled
Memory Type Mode Delay Size Indx Paged Size Size #Pages MinW MaxW ReadBack
lfuse 0 0 0 0 no 1 0 0 4500 4500 0x00 0x00
Block Poll Page Polled
Memory Type Mode Delay Size Indx Paged Size Size #Pages MinW MaxW ReadBack
hfuse 0 0 0 0 no 1 0 0 4500 4500 0x00 0x00
Block Poll Page Polled
Memory Type Mode Delay Size Indx Paged Size Size #Pages MinW MaxW ReadBack
efuse 0 0 0 0 no 1 0 0 4500 4500 0x00 0x00
Block Poll Page Polled
Memory Type Mode Delay Size Indx Paged Size Size #Pages MinW MaxW ReadBack
lock 0 0 0 0 no 1 0 0 4500 4500 0x00 0x00
Block Poll Page Polled
Memory Type Mode Delay Size Indx Paged Size Size #Pages MinW MaxW ReadBack
calibration 0 0 0 0 no 1 0 0 0 0 0x00 0x00
Block Poll Page Polled
Memory Type Mode Delay Size Indx Paged Size Size #Pages MinW MaxW ReadBack
signature 0 0 0 0 no 3 0 0 0 0 0x00 0x00
Programmer Type : STK500
Description : Atmel STK500 Version 1.x firmware
avrdude: Send: A [41] . [80] [20]
avrdude: Recv:
avrdude: stk500_getparm(): (a) protocol error, expect=0x14, resp=0x41
avrdude: Send: A [41] . [81] [20]
avrdude: Recv:
avrdude: stk500_getparm(): (a) protocol error, expect=0x14, resp=0x41
avrdude: Send: A [41] . [82] [20]
avrdude: Recv:
avrdude: stk500_getparm(): (a) protocol error, expect=0x14, resp=0x41
avrdude: Send: A [41] . [98] [20]
avrdude: Recv:
avrdude: stk500_getparm(): (a) protocol error, expect=0x14, resp=0x41
Hardware Version: 4174116
Firmware Version: 4417552.4368076
avrdude: Send: A [41] . [84] [20]
avrdude: Recv:
avrdude: stk500_getparm(): (a) protocol error, expect=0x14, resp=0x41
avrdude: Send: A [41] . [85] [20]
avrdude: Recv:
avrdude: stk500_getparm(): (a) protocol error, expect=0x14, resp=0x41
avrdude: Send: A [41] . [86] [20]
avrdude: Recv:
avrdude: stk500_getparm(): (a) protocol error, expect=0x14, resp=0x41
avrdude: Send: A [41] . [87] [20]
avrdude: Recv:
avrdude: stk500_getparm(): (a) protocol error, expect=0x14, resp=0x41
avrdude: Send: A [41] . [89] [20]
avrdude: Recv:
avrdude: stk500_getparm(): (a) protocol error, expect=0x14, resp=0x41
Vtarget : 201331441.0 V
Varef : 229372.8 V
Oscillator : 0.002 Hz
SCK period : 2184793003.5 us
avrdude: Send: A [41] . [81] [20]
avrdude: Recv:
avrdude: stk500_getparm(): (a) protocol error, expect=0x14, resp=0x41
avrdude: Send: A [41] . [82] [20]
avrdude: Recv:
avrdude: stk500_getparm(): (a) protocol error, expect=0x14, resp=0x41
avrdude: Send: B [42] . [86] . [00] . [00] . [01] . [01] . [01] . [01] . [03] . [ff] . [ff] . [ff] . [ff] . [00] . [80] . [04] . [00] . [00] . [00] . [80] . [00] [20]
avrdude: Recv:
avrdude: stk500_initialize(): (a) protocol error, expect=0x14, resp=0x42
avrdude: initialization failed, rc=-1
Double check connections and try again, or use -F to override
this check.
avrdude: Send: Q [51] [20]
avrdude: Recv:
avrdude: stk500_disable(): protocol error, expect=0x14, resp=0x51
avrdude done. Thank you.