Portál AbcLinuxu, 19. července 2025 18:44
19.8.2007 13:50
s3rvac | skóre: 6
19.8.2007 13:59
vdusek | skóre: 27
19.8.2007 14:07
s3rvac | skóre: 6
Mohu se jen zeptat, proč máte povolené se přihlašovat jako root
Pokud byste se zeptal mne, odpověď by zněla asi takto: "Protože považuji za zbytečné komplikovat si život kvůli security by obscurity."
19.8.2007 14:11
s3rvac | skóre: 6
ssh -vvv 10.0.0.5 (10.0.0.5 je IP adresa serveru, tím pádem vylučuji problém s DNS)
Pro přihlášení používám SSH klíče. Verbose výstup (-vvv) je zde (pouze koncová část, na které to visí):
debug1: Host '10.0.0.5' is known and matches the RSA host key. debug1: Found key in /home/s3rvac/.ssh/known_hosts:16 debug2: bits set: 518/1024 debug1: ssh_rsa_verify: signature correct debug2: kex_derive_keys debug2: set_newkeys: mode 1 debug1: SSH2_MSG_NEWKEYS sent debug1: expecting SSH2_MSG_NEWKEYS debug2: set_newkeys: mode 0 debug1: SSH2_MSG_NEWKEYS received debug1: SSH2_MSG_SERVICE_REQUEST sent debug2: service_accept: ssh-userauth debug1: SSH2_MSG_SERVICE_ACCEPT received debug2: key: /home/s3rvac/.ssh/identity ((nil)) debug2: key: /home/s3rvac/.ssh/id_rsa (0x80054508) debug2: key: /home/s3rvac/.ssh/id_dsa ((nil))
19.8.2007 13:52
vdusek | skóre: 27
19.8.2007 14:37
s3rvac | skóre: 6
Díky, toto pomohlo.1. /etc/ssh/sshd_config UseDNS no
19.8.2007 15:09
vdusek | skóre: 27
19.8.2007 15:19
s3rvac | skóre: 6
hoppik@nb-hoppik:~$ ssh -vvv 10.0.148.110 -l root OpenSSH_4.3p2 Debian-8ubuntu1, OpenSSL 0.9.8c 05 Sep 2006 debug1: Reading configuration data /etc/ssh/ssh_config debug1: Applying options for * debug2: ssh_connect: needpriv 0 debug1: Connecting to 10.0.148.110 [10.0.148.110] port 22. debug1: Connection established. debug1: identity file /home/hoppik/.ssh/identity type -1 debug1: identity file /home/hoppik/.ssh/id_rsa type -1 debug1: identity file /home/hoppik/.ssh/id_dsa type -1 debug1: Remote protocol version 2.0, remote software version OpenSSH_4.7 debug1: match: OpenSSH_4.7 pat OpenSSH* debug1: Enabling compatibility mode for protocol 2.0 debug1: Local version string SSH-2.0-OpenSSH_4.3p2 Debian-8ubuntu1 debug2: fd 3 setting O_NONBLOCK debug1: An invalid name was supplied Cannot determine realm for numeric host address debug1: An invalid name was supplied A parameter was malformed Validation error debug1: An invalid name was supplied Cannot determine realm for numeric host address debug1: An invalid name was supplied A parameter was malformed Validation error debug1: SSH2_MSG_KEXINIT sent debug1: SSH2_MSG_KEXINIT received debug2: kex_parse_kexinit: diffie-hellman-group-exchange-sha1,diffie-hellman-group14-sha1,diffie-hellman-group1-sha1 debug2: kex_parse_kexinit: ssh-rsa,ssh-dss debug2: kex_parse_kexinit: aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,arcfour128,arcfour256,arcfour,aes192-cbc,aes256-cbc,rijndael-cbc@lysator.liu.se,aes128-ctr,aes192-ctr,aes256-ctr debug2: kex_parse_kexinit: aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,arcfour128,arcfour256,arcfour,aes192-cbc,aes256-cbc,rijndael-cbc@lysator.liu.se,aes128-ctr,aes192-ctr,aes256-ctr debug2: kex_parse_kexinit: hmac-md5,hmac-sha1,hmac-ripemd160,hmac-ripemd160@openssh.com,hmac-sha1-96,hmac-md5-96 debug2: kex_parse_kexinit: hmac-md5,hmac-sha1,hmac-ripemd160,hmac-ripemd160@openssh.com,hmac-sha1-96,hmac-md5-96 debug2: kex_parse_kexinit: none,zlib@openssh.com,zlib debug2: kex_parse_kexinit: none,zlib@openssh.com,zlib debug2: kex_parse_kexinit: debug2: kex_parse_kexinit: debug2: kex_parse_kexinit: first_kex_follows 0 debug2: kex_parse_kexinit: reserved 0 debug2: kex_parse_kexinit: diffie-hellman-group-exchange-sha256,diffie-hellman-group-exchange-sha1,diffie-hellman-group14-sha1,diffie-hellman-group1-sha1 debug2: kex_parse_kexinit: ssh-rsa,ssh-dss debug2: kex_parse_kexinit: aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,arcfour128,arcfour256,arcfour,aes192-cbc,aes256-cbc,rijndael-cbc@lysator.liu.se,aes128-ctr,aes192-ctr,aes256-ctr debug2: kex_parse_kexinit: aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,arcfour128,arcfour256,arcfour,aes192-cbc,aes256-cbc,rijndael-cbc@lysator.liu.se,aes128-ctr,aes192-ctr,aes256-ctr debug2: kex_parse_kexinit: hmac-md5,hmac-sha1,umac-64@openssh.com,hmac-ripemd160,hmac-ripemd160@openssh.com,hmac-sha1-96,hmac-md5-96 debug2: kex_parse_kexinit: hmac-md5,hmac-sha1,umac-64@openssh.com,hmac-ripemd160,hmac-ripemd160@openssh.com,hmac-sha1-96,hmac-md5-96 debug2: kex_parse_kexinit: none,zlib@openssh.com debug2: kex_parse_kexinit: none,zlib@openssh.com debug2: kex_parse_kexinit: debug2: kex_parse_kexinit: debug2: kex_parse_kexinit: first_kex_follows 0 debug2: kex_parse_kexinit: reserved 0 debug2: mac_init: found hmac-md5 debug1: kex: server->client aes128-cbc hmac-md5 none debug2: mac_init: found hmac-md5 debug1: kex: client->server aes128-cbc hmac-md5 none debug1: SSH2_MSG_KEX_DH_GEX_REQUEST(1024<1024<8192) sent debug1: expecting SSH2_MSG_KEX_DH_GEX_GROUP debug2: dh_gen_key: priv key bits set: 133/256 debug2: bits set: 530/1024 debug1: SSH2_MSG_KEX_DH_GEX_INIT sent debug1: expecting SSH2_MSG_KEX_DH_GEX_REPLY debug3: check_host_in_hostfile: filename /home/hoppik/.ssh/known_hosts debug3: check_host_in_hostfile: match line 5 debug1: Host '10.0.148.110' is known and matches the RSA host key. debug1: Found key in /home/hoppik/.ssh/known_hosts:5 debug2: bits set: 510/1024 debug1: ssh_rsa_verify: signature correct debug2: kex_derive_keys debug2: set_newkeys: mode 1 debug1: SSH2_MSG_NEWKEYS sent debug1: expecting SSH2_MSG_NEWKEYS debug2: set_newkeys: mode 0 debug1: SSH2_MSG_NEWKEYS received debug1: SSH2_MSG_SERVICE_REQUEST sent debug2: service_accept: ssh-userauth debug1: SSH2_MSG_SERVICE_ACCEPT received debug2: key: /home/hoppik/.ssh/identity ((nil)) debug2: key: /home/hoppik/.ssh/id_rsa ((nil)) debug2: key: /home/hoppik/.ssh/id_dsa ((nil)) debug3: input_userauth_banner Přihlašujete se na operační systém TIM2 Robot! debug1: Authentications that can continue: publickey,password debug3: start over, passed a different list publickey,password debug3: preferred gssapi-keyex,gssapi-with-mic,gssapi,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: /home/hoppik/.ssh/identity debug3: no such identity: /home/hoppik/.ssh/identity debug1: Trying private key: /home/hoppik/.ssh/id_rsa debug3: no such identity: /home/hoppik/.ssh/id_rsa debug1: Trying private key: /home/hoppik/.ssh/id_dsa debug3: no such identity: /home/hoppik/.ssh/id_dsa debug2: we did not send a packet, disable method debug3: authmethod_lookup password debug3: remaining preferred: ,password debug3: authmethod_is_enabled password debug1: Next authentication method: password root@10.0.148.110's password:
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