better document routing assistance

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/PROTOCOL b/PROTOCOL
index ae64db8d148c24bfab720d72656130c7267ec419..05cc44be9c2e12c79311edfbc83dd6823eaf3865 100644 (file)
--- a/PROTOCOL
+++ b/PROTOCOL
@@ -10,7 +10,9 @@ It's a multipart/form-data.
 
 Authentication: for now, plaintext password
 
-Routing assistance: none needed; secnet polypath will DTRT
+Routing assistance: none in hippotat; can be requested on client
+ from userv-ipif via `vroutes' parameter.  Use with secnet polypath
+ ideally uses the special support in secnet 0.4.x.
 
 Client form parameters (multipart/form-data):
  m             metadata, newline-separated list (text file) of