[CASSANDRA-9467] cqlsh does not connect to older protocol versions

• Type: Improvement
• Status: Resolved
• Priority: Low
• Resolution: Duplicate
• Labels: cqlsh

Environment

2.2rc1 against 2.1 / 2.0

• Assignee: Unassigned
• Reporter: Robert Stupp
• Created: 23/May/15 10:00
• Updated: 16/Apr/19 09:31
• Resolved: 11/Jul/16 02:20

Description

cqlsh (from curent 2.2 branch) does no longer work against C* 2.1 and 2.0.

bin/cqlsh 
Connection error: ('Unable to connect to any servers', {'127.0.0.1': ConnectionException('Did not get expected SupportedMessage response; instead, got: Server protocol version (3) does not match the specified driver protocol version (4). Consider setting Cluster.protocol_version to 3.',)})

Related to CASSANDRA-9399 ?
/cc stefania_alborghetti

Issue Links

• is duplicated by: CASSANDRA-12150 cqlsh does not automatically downgrade CQL version
• is related to: CASSANDRA-13307 The specification of protocol version in cqlsh means the python driver doesn't automatically downgrade protocol version.