Cisco CRS User Manual

ssh server v2
To force the SSH server version to be only 2 (SSHv2), use the ssh server v2 command. To bring down an
SSH server for SSHv2, use the no form of this command.
ssh server v2
no ssh server v2
Syntax Description
This command has no keywords or arguments.
Command Default
None
Command Modes
Global configuration
Command History
ModificationRelease
This command was introduced.Release 3.3.0
Usage Guidelines
Only SSHv2 client connections are allowed.
Task ID
OperationsTask ID
read, writecrypto
Examples
The following example shows how to initiate the SSH server version to be only SSHv2:
RP/0/RP0/CPU0:router#configure
RP/0/RP0/CPU0:router(config)# ssh server v2
Related Commands
DescriptionCommand
Initiates the SSH server.ssh server, on page 278
Cisco IOS XR System Security Command Reference for the Cisco CRS Router, Release 4.1
OL-24740-01 285
Secure Shell Commands
ssh server v2

Cisco CRS Specifications

General

Operating System	Cisco IOS XR
Product Type	Core Router
Form Factor	Modular Chassis
Dimensions	Varies by chassis type
Weight	Varies by chassis type
Architecture	Distributed
Switch Fabric	Multi-stage
Interface Support	Ethernet, SONET/SDH, OTN
Interfaces/Ports	Varies by line card
Port Density	Varies by line card
Routing Protocol	BGP, IS-IS, OSPF, MPLS
Management	CLI, SNMP
Power Supply	Redundant, hot-swappable
Cooling	Redundant, Hot-swappable Fan Trays
Supported Protocols	IPv4, IPv6, MPLS
Management Interfaces	Ethernet, console
Security Features	ACLs