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TNS-12560: TNS:protocol adapter error [message #63788] Sun, 07 November 2004 19:32 Go to next message
natik ameen
Messages: 1
Registered: November 2004
Junior Member

I have installed 10g DB server on Linux 3. The DB is running properly. However when I do a TNSPING fro a windows client I am unable to connect. I can ping the server from the client and vice versa. The following is the tnsnames.ora entry:

infr2 =
(description =
(address_list = (address = (protocol = tcp)(host = 192.168.0.102)(port = 1521)))
(connect_data = (sid = infr2)))

PING RESULTS FROM SERVER TO CLIENT:

[[root@infr2 etc]]#ping 192.168.0.100
PING 192.168.0.100 (192.168.0.100) 56(84) bytes of data.
64 bytes from 192.168.0.100: icmp_seq=0 tt1=128 time=0.279ms
..
..
6 packets transmitted, 6 recieved, 0% packet loss, time 5013ms

PING RESULTS FROM CLIENT TO SERVER
C:Documents and Settingsnatik>ping 192.168.0.102

Pinging 192.168.0.102 with 32 bytes of data:

Reply from 192.168.0.102: bytes=32 time<1ms TTL=64
Reply from 192.168.0.102: bytes=32 time<1ms TTL=64
Reply from 192.168.0.102: bytes=32 time<1ms TTL=64
Reply from 192.168.0.102: bytes=32 time<1ms TTL=64

Ping statistics for 192.168.0.102:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 0ms, Maximum = 0ms, Average = 0ms

C:Documents and Settingsnatik>tnsping infr2

TNS Ping Utility for 32-bit Windows: Version 10.1.0.2.0 - Production on 07-NOV-2
004 10:18:42

Copyright (c) 1997, 2003, Oracle. All rights reserved.

Used parameter files:
C:oracleproduct10.1.0dbnetworkadminsqlnet.ora

Used TNSNAMES adapter to resolve the alias
Attempting to contact (description = (address_list = (address = (protocol = tcp)
(host = 192.168.0.102)(port = 1521))) (connect_data = (sid = infr2)))
TNS-12560: TNS<IMG alt="" src="http://www.dbasupport.com/forums/images/smilies/tongue.gif" border=0>rotocol adapter error

The TNSPING is not getting through any ideas. Is there possiblity that some ports are closed. How do I open the ports, if this is the problem. Please help.
Re: TNS-12560: TNS:protocol adapter error [message #63792 is a reply to message #63788] Mon, 08 November 2004 02:58 Go to previous messageGo to next message
Mahesh Rajendran
Messages: 10708
Registered: March 2002
Location: oracleDocoVille
Senior Member
Account Moderator
comment all entries in sqlnet.ora and try again.
Re: TNS-12560: TNS:protocol adapter error [message #64368 is a reply to message #63792] Wed, 19 January 2005 21:40 Go to previous message
ashok
Messages: 32
Registered: July 2000
Member
Hai,

I am using win2000 OS and ORACLE 8i. But one day My OS is not working so I reinstall the Win2000 Server and Oracle. After i Create my ORACLESERVICE then I will try to configer TNSLISTNER, It created and started.

When I try to connect through SVRMGRL at that time it gives the error TNS-12560. Who to solve this problen?

Please send me some solution/sugesitions.

Thanking you,
ashok.
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