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3 Posts

88695

October 20th, 2015 12:00

Enabling SSH on N2000

Hello,

I'm attempting to enable SSH/telnet management for my Dell PowerConnect N2048. Currently I am receiving timeouts when connecting to either. I've followed instructions on multiple forum posts, and this guide:

http://ciscoskills.net/2011/10/26/how-to-configure-ssh-on-dell-power-connect/

However, at this point I am fully stumped. I've generated both RSA and DSA keys, and the SSH server was enabled succesfully. I've bound the VLAN 1 to a static IP, which I assume worked properly(can see IP in show run) I also created a user with level 15 privilege. Currently I am only able to access the console via serial cable. Connecting to SSH does not ask for a username, and instead times out. Here is the output of show ip ssh:

SSH Server enabled. Port: 22
Protocol Levels: Versions 1 and 2.
SSH Connections Currently in Use: ............. 0
Maximum number of SSH Sessions Allowed: ....... 5
SSH Session Timeout: .......................... 600
RSA key was generated.
DSA key was generated.
SSH Public Key Authentication is disabled.

Active Incoming Sessions.

Ip Address User Name Idle Time Session Time
--------------- --------------- ------------ ------------

Am I missing something?

3 Posts

October 21st, 2015 09:00

I believe it connects directly. I did no configuration with the port, so it should still be on the default settings of 22. I was getting ping replies when it was set to 172.16.0.99 (still timed out SSH/telnet), and I began to  wonder if it was an IP address conflict. I set it to .97 instead, and now receive no replies to my pings. So it is definitely network configuration. The workstation I am running putty in is within the same subnet (.254.0) so I assume that it would not be the issue. I shut off the firewall on my workstation just in case that was the issue, but it made no difference.

Since I am not receiving ping replies, it must be something with my network config. The default gateway was not set when it was on .99, but I have just set it after switching to .97, however this made no difference.

3 Posts

October 21st, 2015 10:00

The IP, subnet, and gateway for the client are as follows:

172.16.0.190, 255.255.254.0, 172.16.0.1

The client is able to ping all other devices on the network. It appears as though VLAN 1 is indeed set to access mode. Below is the log for that command, in case it helps you in any way. (omitted potential mac address). I will research the changing of the interface number, and post any changes

console(config)#show interfaces detail gi1/0/1

Port      Description                 Duplex Speed   Neg  MTU   Admin Link

                                                               State State

--------- --------------------------- ------ ------- ---- ----- ----- -----

Gi1/0/1                               N/A    Unknown Auto 1518  Up    Down

Port      Description

--------- ----------------------------------------------------------------------

Gi1/0/1

Flow Control: Enabled

Port: Gi1/0/1

VLAN Membership mode: Access Mode

Operating parameters:

PVID: 1

Ingress Filtering: Enabled

Acceptable Frame Type: Admit All

Default Priority: 0

GVRP status: Disabled

Protected: Disabled

Port Gi1/0/1 is member in:

VLAN    Name                              Egress rule   Type

----    --------------------------------- -----------   --------

1       default                           Untagged      Default

Static configuration:

PVID: 1

Ingress Filtering: Enabled

Acceptable Frame Type: Admit All

Port Gi1/0/1 is statically configured to:

VLAN    Name                              Egress rule

----    --------------------------------- -----------

Forbidden VLANS:

VLAN    Name

----    ---------------------------------

Port Gi1/0/1 Enabled

State: Disabled                                  Role: Disabled

Port id: 128.1                                   Port Cost: 0

Port Fast:  No (Configured: no )                 Root Protection: No

Designated bridge Priority: 32768                Address: XXXX.XXXX.XXXX

Designated port id:   0.0                        Designated path cost: 0

CST Regional Root: XX:XX:XX:XX:XX:XX:XX:XX       CST Port Cost: 0

BPDUs: Sent: 0, Received: 0

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