cvsmirror

I had set up a cvsmirror,when i cvsup from another place,it appeare the message below,how can i slove it?

Here is the message and my cvs-supfile

su-2.05b# cvsup -g -L 2 ports-supfile 
Parsing supfile "ports-supfile"
Connecting to 211.66.128.25
Connected to 211.66.128.25
Server software version: SNAP_16_1h
Negotiating file attribute support
Exchanging collection information
Server message: Unknown collection "ports-all"
Establishing multiplexed-mode data connection
Skipping collection ports-all/cvs
Running
Shutting down connection to server
Finished successfully
su-2.05b# 

cvs-supfile

*default host=211.66.128.25
*default base=/usr
*default prefix=/usr
*default release=cvs tag=.
*default delete use-rel-suffix

*default compress
pports-all