D-Link DWS-4026 [378/741] Downloading ssh host keys

SecureShell(SSH)Configuration

D-Link UnifiedWiredandWirelessAccessSystem

November2011 Page378

D‐LinkUWSUserManual

•ClickRefreshtoupdatethecurrentpagewiththemostcurrentsettingsandstatus.

•ClickDownloadHostKeystolinktotheFileTransferpagefortheHostKeydownload.Notethatto

downloadSSHkeyfiles,SSHmustbeadministrativelydisabledandtherecanbenoactiveSSHsessions.

•ClickGenerateRSAHo

stKeystobegingeneratingtheRSAhostkeys.NotethattogenerateSSHkeyfiles,

SSHmustbeadministrativelydisabledandtherecanbenoactiveSSHsession.

•ClickGenerateDSAHostKeytobegingeneratingtheDSAhostkey.NotethattogenerateSSHkeyfi les,

SSHmustbead

ministrativelydisabledandtherecanbenoactiveSSHsession.

•ClickDeletetodeletethecorrespondingkeyfile(RSAorDSA),ifitispresent.

•Ifyoumakechangestothepage,clickSubmittoapplythechangestothesystem.

DownloadingSSHHostKeys

FortheswitchtoacceptSSHconnectionsfromamanagementstation,theswitchneedsSSHhostkeysor

certificates.Theswitchcangenerateitsownkeysorcertificates,oryoucangeneratetheseexternally(i.e.,off‐

line)anddownloadthemtotheswitch.

TodownloadanSSHhostkeyfromaTFTPser

vertotheswitch,usetheinstructionsin“DownloadingSSL

Certificates”onpage375.However,fromtheFileTypefieldontheFileDownloadpage,selectoneofthe

followingkeyfile typestodownload:

• SSH‐1RSAKeyFile:SSH‐1Rivest‐Shamir‐Adleman(RSA)KeyFile.

• SSH‐2RSAKeyPEMFile:SSH‐2Riv

est‐Shamir‐Adleman(RSA)KeyFile(PEMEncoded).

• SSH‐2DSAKeyPEMFile: SSH‐2 DigitalSignatureAlgorithm(DSA)KeyFile(PEMEncoded).

SSHSessionTimeout

(Minutes)

Thistextfieldisusedtoconfiguretheinactivitytimeoutvalueforincoming

SSHsessionstotheswit

ch.Theacceptablerangeforthisvalueis(1‐160)

minutes.

KeysPresent Displayswhichkeys:RSA,DSA,orbotharepresent(ifany).

KeyGenerationStatus Displayswhichkeys:RSAorDSA,arebeinggenerated.

Table221:SecureShellConfigurationFields(Cont.)

Field Description