RE: bind :Can't assign requested address

  • From: Christian.Schramm@xxxxxxxxxxxxxx
  • To: isalist@xxxxxxxxxxxxx
  • Date: Mon, 28 Apr 2003 10:15:41 +0200

Well, I do not agree with you. It seems that when ISA has two legs in the
same subnet this error may occur, too. And I think this is not a
misconfiguration ;-))

-----Ursprüngliche Nachricht-----
Von: Thomas W Shinder [mailto:tshinder@xxxxxxxxxxxxxxxxxx] 
Gesendet: Samstag, 26. April 2003 18:18
An: [ISAserver.org Discussion List]
Betreff: [isalist] RE: bind :Can't assign requested address


http://www.ISAserver.org


Hi Christian,
 
Short version:
 
The ISA Server was misconfigured :)
 
Thanks!
Tom
 
 
Thomas W Shinder
 <http://www.isaserver.org/shinder> www.isaserver.org/shinder 
ISA Server and Beyond: http://tinyurl.com/1jq1 <http://tinyurl.com/1jq1> 
Configuring ISA Server:  <http://tinyurl.com/1llp> http://tinyurl.com/1llp

 

-----Original Message-----
From: Christian.Schramm@xxxxxxxxxxxxxx
[mailto:Christian.Schramm@xxxxxxxxxxxxxx] 
Sent: Friday, April 25, 2003 9:59 AM
To: [ISAserver.org Discussion List]
Subject: [isalist] RE: bind :Can't assign requested address


http://www.ISAserver.org


from
<http://forums.isaserver.org/ultimatebb.cgi?ubb=get_topic;f=7;t=000365>
http://forums.isaserver.org/ultimatebb.cgi?ubb=get_topic;f=7;t=000365:
 
response from MS was ...

<snip>
Here are the details as to why the error occurs.



2.08) bind: can't assign requested address
When using FTP.EXE from Windows NT or Windows 95 clients, you may encounter
this error. Normally, FTP should work properly with the WinSock Proxy
service.

FTP connects in the following manner:
1. It creates a socket, and connects to the requested server. 
2. It then calls getsockname() to get the interface that was used for the
connection.
3. It then calls bind() with the IP address that was retrieved by the
getsockname() call.
4. This bind() is the call that fails. The error message displayed
corresponds to the WSAEADDRNOTAVAIL error code. 

This can happen if the external interface of the proxy is in the LAT, thus
it is considered by the proxy client to be internal. Since the local machine
does not have an interface with the same IP as the external IP of the proxy,
this call fails. Bottom line, make sure that the IP address of the external
interface of the proxy is NOT in the LAT.


Or use ftp -a
</snip>

 
Have a nice weekend...
 
 

-----Ursprüngliche Nachricht-----
Von: Christian.Schramm@xxxxxxxxxxxxxx
[mailto:Christian.Schramm@xxxxxxxxxxxxxx] 
Gesendet: Freitag, 25. April 2003 12:47
An: [ISAserver.org Discussion List]
Betreff: [isalist] RE: bind :Can't assign requested address


http://www.ISAserver.org


Hi...
 
I had the same error on the dos command line ftp. try to call it with the -a
parameter
 
ftp -a ftp.server.com <ftp://ftp.server.com> 
 
 

-----Ursprüngliche Nachricht-----
Von: Pritam Pal [mailto:pritam@xxxxxxxx] 
Gesendet: Freitag, 25. April 2003 06:50
An: [ISAserver.org Discussion List]
Betreff: [isalist] bind :Can't assign requested address


http://www.ISAserver.org


I am facing a problem where I can not use FTP on my client machines. I can
log on but issuing any command gives the error "bind :Can't assign requested
address". 
 
Pritam Pal
 
[PRITAM] C:\Documents and Settings\pal>ftp
ftp> open 202.138.124.124
Connected to 202.138.124.124.
220 www Microsoft FTP Service (Version 5.0).
User (202.138.124.124:(none)): pal
331 Password required for pal.
Password:
230 User pal logged in.
ftp> dir
> ftp: bind :Can't assign requested addres s 

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