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https://issues.apache.org/jira/browse/SSHD-941?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Goldstein Lyor reassigned SSHD-941:
-----------------------------------
Assignee: Goldstein Lyor
> mina ssh client times out connecting with IOS 15.2
> --------------------------------------------------
>
> Key: SSHD-941
> URL: https://issues.apache.org/jira/browse/SSHD-941
> Project: MINA SSHD
> Issue Type: Bug
> Affects Versions: 2.0.0
> Reporter: Yuefeng
> Assignee: Goldstein Lyor
> Priority: Major
>
> Other device is Cisco IOS 15.2 -
> IOS-15#show version
> Cisco IOS Software, Linux Software (I86BI_LINUXL2-ADVENTERPRISEK9-M), Version
> 15.2(CML_NIGHTLY_20180510)FLO_DSGS7, EARLY DEPLOYMENT DEVELOPMENT BUILD,
> synced to V152_6_0_81_E
>
> apache.sshd always times out connecting to this device -
>
> {code:java}
> 2019-09-12 20:42:30.559Z [sshd-SshClient[4ae0d26a]-nio2-thread-15] DEBUG
> o.a.s.c.session.ClientSessionImpl:68 - Client session created:
> Nio2Session[local=/10.10.20.1:41950, remote=/10.10.20.25:22]
> 2019-09-12 20:42:30.559Z [sshd-SshClient[4ae0d26a]-nio2-thread-15] DEBUG
> o.a.s.c.s.ClientUserAuthService:101 -
> ClientUserAuthService(ClientSessionImpl[null@/10.10.20.25:22]) client
> methods: [publickey, keyboard-interactive, password]
> 2019-09-12 20:42:30.559Z [sshd-SshClient[4ae0d26a]-nio2-thread-15] DEBUG
> o.a.s.c.session.ClientSessionImpl:1569 -
> sendIdentification(ClientSessionImpl[null@/10.10.20.25:22]):
> SSH-2.0-SSHD-CORE-2.0.0
> 2019-09-12 20:42:30.560Z [sshd-SshClient[4ae0d26a]-nio2-thread-15] DEBUG
> o.a.s.c.session.ClientSessionImpl:1716 -
> sendKexInit(ClientSessionImpl[null@/10.10.20.25:22]) Send SSH_MSG_KEXINIT
> 2019-09-12 20:42:30.560Z [collector-55326-2] DEBUG
> o.a.s.c.s.ClientUserAuthService:150 -
> auth(ClientSessionImpl[admin@/10.10.20.25:22])[ssh-connection] send
> SSH_MSG_USERAUTH_REQUEST for 'none'
> 2019-09-12 20:42:30.564Z [collector-55326-2] DEBUG
> o.a.s.c.session.ClientSessionImpl:1110 -
> writePacket(ClientSessionImpl[admin@/10.10.20.25:22])[SSH_MSG_USERAUTH_REQUEST]
> Start flagging packets as pending until key exchange is done
> 2019-09-12 20:42:30.612Z [sshd-SshClient[4ae0d26a]-nio2-thread-9] DEBUG
> o.a.s.c.session.ClientSessionImpl:1653 -
> doReadIdentification(ClientSessionImpl[admin@/10.10.20.25:22])
> line='SSH-2.0-Cisco-1.25'
> 2019-09-12 20:42:30.612Z [sshd-SshClient[4ae0d26a]-nio2-thread-9] DEBUG
> o.a.s.c.session.ClientSessionImpl:375 -
> readIdentification(ClientSessionImpl[admin@/10.10.20.25:22]) Server version
> string: SSH-2.0-Cisco-1.25
> 2019-09-12 20:42:50.565Z [collector-55326-2] WARN
> c.forwardnetworks.client.web.a.b.e:181 - SSH auth failed:
> DefaultAuthFuture[ssh-connection]: Failed to get operation result within
> specified timeout: 20000
> org.apache.sshd.common.SshException: DefaultAuthFuture[ssh-connection]:
> Failed to get operation result within specified timeout: 20000
> {code}
>
> ssh on linux has no problem connecting -
> {code:java}
> root@eve-ng:/opt/fwd/logs# ssh -vvvv admin@10.10.20.25
> OpenSSH_7.2p2 Ubuntu-4ubuntu2.8, OpenSSL 1.0.2g 1 Mar 2016
> debug1: Reading configuration data /etc/ssh/ssh_config
> debug1: /etc/ssh/ssh_config line 19: Applying options for *
> debug2: resolving "10.10.20.25" port 22
> debug2: ssh_connect_direct: needpriv 0
> debug1: Connecting to 10.10.20.25 [10.10.20.25] port 22.
> debug1: Connection established.
> debug1: permanently_set_uid: 0/0
> debug1: key_load_public: No such file or directory
> debug1: identity file /root/.ssh/id_rsa type -1
> debug1: key_load_public: No such file or directory
> debug1: identity file /root/.ssh/id_rsa-cert type -1
> debug1: key_load_public: No such file or directory
> debug1: identity file /root/.ssh/id_dsa type -1
> debug1: key_load_public: No such file or directory
> debug1: identity file /root/.ssh/id_dsa-cert type -1
> debug1: key_load_public: No such file or directory
> debug1: identity file /root/.ssh/id_ecdsa type -1
> debug1: key_load_public: No such file or directory
> debug1: identity file /root/.ssh/id_ecdsa-cert type -1
> debug1: key_load_public: No such file or directory
> debug1: identity file /root/.ssh/id_ed25519 type -1
> debug1: key_load_public: No such file or directory
> debug1: identity file /root/.ssh/id_ed25519-cert type -1
> debug1: Enabling compatibility mode for protocol 2.0
> debug1: Local version string SSH-2.0-OpenSSH_7.2p2 Ubuntu-4ubuntu2.8
> debug1: Remote protocol version 2.0, remote software version Cisco-1.25
> debug1: match: Cisco-1.25 pat Cisco-1.* compat 0x60000000
> debug2: fd 3 setting O_NONBLOCK
> debug1: Authenticating to 10.10.20.25:22 as 'admin'
> debug3: hostkeys_foreach: reading file "/root/.ssh/known_hosts"
> debug3: record_hostkey: found key type RSA in file /root/.ssh/known_hosts:9
> debug3: load_hostkeys: loaded 1 keys from 10.10.20.25
> debug3: order_hostkeyalgs: prefer hostkeyalgs:
> ssh-rsa-cert-...@openssh.com,rsa-sha2-512,rsa-sha2-256,ssh-rsa
> debug3: send packet: type 20
> debug1: SSH2_MSG_KEXINIT sent
> debug3: receive packet: type 20
> debug1: SSH2_MSG_KEXINIT received
> debug2: local client KEXINIT proposal
> debug2: KEX algorithms:
> curve25519-sha...@libssh.org,ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-sha256,diffie-hellman-group-exchange-sha1,diffie-hellman-group14-sha1,ext-info-c
> debug2: host key algorithms:
> ssh-rsa-cert-...@openssh.com,rsa-sha2-512,rsa-sha2-256,ssh-rsa,ecdsa-sha2-nistp256-cert-...@openssh.com,ecdsa-sha2-nistp384-cert-...@openssh.com,ecdsa-sha2-nistp521-cert-...@openssh.com,ssh-ed25519-cert-...@openssh.com,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521,ssh-ed25519
> debug2: ciphers ctos:
> chacha20-poly1...@openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-...@openssh.com,aes256-...@openssh.com,aes128-cbc,aes192-cbc,aes256-cbc,3des-cbc
> debug2: ciphers stoc:
> chacha20-poly1...@openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-...@openssh.com,aes256-...@openssh.com,aes128-cbc,aes192-cbc,aes256-cbc,3des-cbc
> debug2: MACs ctos:
> umac-64-...@openssh.com,umac-128-...@openssh.com,hmac-sha2-256-...@openssh.com,hmac-sha2-512-...@openssh.com,hmac-sha1-...@openssh.com,umac...@openssh.com,umac-...@openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1
> debug2: MACs stoc:
> umac-64-...@openssh.com,umac-128-...@openssh.com,hmac-sha2-256-...@openssh.com,hmac-sha2-512-...@openssh.com,hmac-sha1-...@openssh.com,umac...@openssh.com,umac-...@openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1
> debug2: compression ctos: none,z...@openssh.com,zlib
> debug2: compression stoc: none,z...@openssh.com,zlib
> debug2: languages ctos:
> debug2: languages stoc:
> debug2: first_kex_follows 0
> debug2: reserved 0
> debug2: peer server KEXINIT proposal
> debug2: KEX algorithms:
> diffie-hellman-group-exchange-sha1,diffie-hellman-group14-sha1,diffie-hellman-group1-sha1
> debug2: host key algorithms: ssh-rsa
> debug2: ciphers ctos: aes128-ctr,aes192-ctr,aes256-ctr
> debug2: ciphers stoc: aes128-ctr,aes192-ctr,aes256-ctr
> debug2: MACs ctos: hmac-sha1,hmac-sha1-96
> debug2: MACs stoc: hmac-sha1,hmac-sha1-96
> debug2: compression ctos: none
> debug2: compression stoc: none
> debug2: languages ctos:
> debug2: languages stoc:
> debug2: first_kex_follows 0
> debug2: reserved 0
> debug1: kex: algorithm: diffie-hellman-group-exchange-sha1
> debug1: kex: host key algorithm: ssh-rsa
> debug1: kex: server->client cipher: aes128-ctr MAC: hmac-sha1 compression:
> none
> debug1: kex: client->server cipher: aes128-ctr MAC: hmac-sha1 compression:
> none
> debug3: send packet: type 34
> debug1: SSH2_MSG_KEX_DH_GEX_REQUEST(2048<4096<8192) sent
> debug3: receive packet: type 31
> debug1: got SSH2_MSG_KEX_DH_GEX_GROUP
> debug2: bits set: 2030/4096
> debug3: send packet: type 32
> debug1: SSH2_MSG_KEX_DH_GEX_INIT sent
> debug3: receive packet: type 33
> debug1: got SSH2_MSG_KEX_DH_GEX_REPLY
> debug1: Server host key: ssh-rsa
> SHA256:qb8x7Bb8Q3x5rtAC/s/zTeHyOGpwyLolpvIYcFIfrhk
> debug3: hostkeys_foreach: reading file "/root/.ssh/known_hosts"
> debug3: record_hostkey: found key type RSA in file /root/.ssh/known_hosts:9
> debug3: load_hostkeys: loaded 1 keys from 10.10.20.25
> debug1: Host '10.10.20.25' is known and matches the RSA host key.
> debug1: Found key in /root/.ssh/known_hosts:9
> debug2: bits set: 2098/4096
> debug3: send packet: type 21
> debug2: set_newkeys: mode 1
> debug1: rekey after 4294967296 blocks
> debug1: SSH2_MSG_NEWKEYS sent
> debug1: expecting SSH2_MSG_NEWKEYS
> debug3: receive packet: type 21
> debug1: SSH2_MSG_NEWKEYS received
> debug2: set_newkeys: mode 0
> debug1: rekey after 4294967296 blocks
> debug2: key: /root/.ssh/id_rsa ((nil))
> debug2: key: /root/.ssh/id_dsa ((nil))
> debug2: key: /root/.ssh/id_ecdsa ((nil))
> debug2: key: /root/.ssh/id_ed25519 ((nil))
> debug3: send packet: type 5
> debug3: receive packet: type 6
> debug2: service_accept: ssh-userauth
> debug1: SSH2_MSG_SERVICE_ACCEPT received
> debug3: send packet: type 50
> debug3: receive packet: type 51
> debug1: Authentications that can continue:
> publickey,keyboard-interactive,password
> debug3: start over, passed a different list
> publickey,keyboard-interactive,password
> debug3: preferred
> gssapi-keyex,gssapi-with-mic,publickey,keyboard-interactive,password
> debug3: authmethod_lookup publickey
> debug3: remaining preferred: keyboard-interactive,password
> debug3: authmethod_is_enabled publickey
> debug1: Next authentication method: publickey
> debug1: Trying private key: /root/.ssh/id_rsa
> debug3: no such identity: /root/.ssh/id_rsa: No such file or directory
> debug1: Trying private key: /root/.ssh/id_dsa
> debug3: no such identity: /root/.ssh/id_dsa: No such file or directory
> debug1: Trying private key: /root/.ssh/id_ecdsa
> debug3: no such identity: /root/.ssh/id_ecdsa: No such file or directory
> debug1: Trying private key: /root/.ssh/id_ed25519
> debug3: no such identity: /root/.ssh/id_ed25519: No such file or directory
> debug2: we did not send a packet, disable method
> debug3: authmethod_lookup keyboard-interactive
> debug3: remaining preferred: password
> debug3: authmethod_is_enabled keyboard-interactive
> debug1: Next authentication method: keyboard-interactive
> debug2: userauth_kbdint
> debug3: send packet: type 50
> debug2: we sent a keyboard-interactive packet, wait for reply
> debug3: receive packet: type 60
> debug2: input_userauth_info_req
> debug2: input_userauth_info_req: num_prompts 1
> Password:
> {code}
>
>
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